Mohammed Atef, Sifeng Liu, Wei-Ping Ding (2026). GDRβCAS‐VIKOR: A Density‐Aware Relative Granular Covering Rough Framework for Multi‐Criteria Decision Analysis. Expert systems.DOI
Ehsan Javanmardi, Naiming Xie, Sifeng Liu (2026). Conceptualizing Dynamic Multi-Level Grey Systems for Uncertainty Modeling: Emphasizing the Complexity of Belief Systems. International Journal of Fuzzy Systems.DOI
Sifeng Liu (2025). Grey Systems Analysis: Methods, Models and Applications. Series on Grey System.DOI
Mohammed Atef, Sifeng Liu, S. Javed (2025). Some models of grey $$\beta $$ coverings and their topological properties. Quarterly Journal of the Operational Research Society of India (OPSEARCH).DOI
Ismail Kamdar, Sifeng Liu (2025). Evaluating underlying barriers and development pathways for photovoltaic solar energy in China using the grey analytic hierarchy process. Grey Systems Theory and Application.DOI
Junliang Du, Kedong Yin, Chong Huang, Sifeng Liu, Yong Liu (2025). Grey Pythagorean Fuzzy Sets for Decision-Making. International Journal of Information Technology & Decision Making.DOI
Minlin Gu, Jiahuang Li, Zurun Xu, Sifeng Liu, Siqi Wei, Yue Shen, Xiying Li (2025). Kernel function augmented dynamic fractional-order grey Gompertz model for forecasting energy consumption in China’s food manufacturing industry. Grey Systems Theory and Application.DOI
Lian-Yi Liu, Sifeng Liu, Wenjie Dong (2024). Grey Duane model for reliability growth prediction under small sample uncertain failure data. Quality Engineering.DOI
Weiliang Zhang, Sifeng Liu, Junliang Du, Liang-Yan Tao, Wenjie Dong, Muhammad Nawaz (2024). The evaluation of pension institution service quality in China: a novel method based on BWM and Grey-TOPSIS. Quarterly Journal of the Operational Research Society of India (OPSEARCH).DOI
Chu Feng, Sifeng Liu, Wenjie Dong, Liang-Yan Tao (2024). Reliability Evaluation Model for Complex Equipment Fusing General Uncertainty Variables. International Journal of Grey Systems.DOI
Mohammed Atef, Sifeng Liu (2024). Four types of grey β-covering models and their applications. Mathematics and Computers in Simulation.DOI
Mohammed Atef, Sifeng Liu (2024). Grey relations. Grey Systems Theory and Application.DOI
Mohammed Atef, Sifeng Liu, Sarbast Moslem, D. Pamucar (2024). New covering techniques and applications utilizing multigranulation fuzzy rough sets. Artificial Intelligence Review.DOI
Mohammed Atef, Sifeng Liu (2024). On some operations on grey graphs with application. Grey Systems Theory and Application.DOI
Lianyi Liu, Sifeng Liu, Yingjie Yang, Xiaojun Guo, Jinghe Sun (2024). A generalized grey model with symbolic regression algorithm and its application in predicting aircraft remaining useful life. Engineering Applications of Artificial Intelligence.DOI
Junsheng Zhu, Lianyi Liu, Zhigeng Fang, Sifeng Liu (2024). Prediction of servo industry development in China by an optimized reverse Hausdorff fractional discrete grey power model. Soft Computing.DOI
Shaoguang Zhang, Sifeng Liu, Gustavo Gatica, Zhigeng Fang, Jingru Zhang (2024). Grey comprehensive evaluation of development performance of provinces in China based on spatiotemporal probability function and variable weight strategy. Decision Science Letters.DOI
Mengyue Yang, Wenjie Dong, Sifeng Liu (2023). Single Machine Scheduling Problem with Multiple Preventive Maintenance Levels and Setup Times. 2023 5th International Conference on Data-driven Optimization of Complex Systems (DOCS).DOI
Weiliang Zhang, Sifeng Liu, Jun-Liang Du, Liang-Yan Tao, Wen-jie Dong (2023). A novel evaluation approach for the ability of older adults based on grey clustering model. Journal of Modelling in Management.DOI
Sifeng Liu (2023). Editorial: Speeches at the opening ceremony of the 40th anniversary of the founding of grey system theory. Grey Systems Theory and Application.DOI
Wenjie Dong, Junliang Du, Chenchen Hua, Sifeng Liu (2023). Optimizing the Spare Unit Ordering Strategies for Replacement Under Constrained Availability From a Mathematical Perspective. IEEE Transactions on Systems, Man, and Cybernetics: Systems.DOI
Lianyi Liu, Sifeng Liu, Zhigeng Fang, Ai-Ping Jiang, G. Shang (2023). The recursive grey model and its application. Applied Mathematical Modelling.DOI
Sifeng Liu (2023). Editorial: Thank-you speech at the opening ceremony of the 40th anniversary of the founding of grey system theory. Grey Systems Theory and Application.DOI
Long Wang, Zhigeng Fang, Qin Zhang, Sifeng Liu (2023). Generalized grey dynamic clustering models with preferences. Journal of Intelligent & Fuzzy Systems.DOI
Wenjie Dong, Yingjie Yang, Yingsai Cao, Jingru Zhang, Sifeng Liu (2023). Designing optimal proactive replacement strategies for degraded systems subject to two types of external shocks. Communications in Statistics - Theory and Methods.DOI
Weiliang Zhang, Sifeng Liu, Lianyi Liu, R. Rathnayaka, Naiming Xie, Jun-Liang Du (2023). A novel fractional-order discrete grey Gompertz model for analyzing the aging population in Jiangsu Province, China. Grey Systems Theory and Application.DOI
Jing Zeng, Sifeng Liu (2023). Research on recycling benefits of spent lithium batteries with parameter uncertain: Application to adjust incentive policy. Journal of Energy Storage.DOI
Jun-Liang Du, Sifeng Liu, Liang-Yan Tao, Wenjie Dong (2022). Three-way failure mode and effect analysis approach for reliability management in multigranular unbalanced linguistic contexts. Computers & industrial engineering.DOI
Lianyi Liu, Sifeng Liu, Li-Feng Wu, Junsheng Zhu, G. Shang (2022). Forecasting the development trend of new energy vehicles in China by an optimized fractional discrete grey power model. Journal of Cleaner Production.DOI
Liang-Yan Tao, Ailin Liang, Naiming Xie, Sifeng Liu (2022). Grey system theory in engineering: a bibliometrics and visualization analysis. Grey Systems Theory and Application.DOI
Sifeng Liu (2022). Editorial: Memorabilia of the establishment and development of grey system theory (1982-2021). Grey Systems Theory and Application.DOI
Yunxin Zhang, Huan Guo, Ming-cai Sun, Sifeng Liu, J. Forrest (2022). A novel grey Lotka–Volterra model driven by the mechanism of competition and cooperation for energy consumption forecasting. Energy.DOI
Yang-Yang Du, Sifeng Liu, Zhigeng Fang, Su Gao (2022). Reliability evaluation of all-user terminals in LEO satellite communication network based on modular reduction. China Communications.DOI
Honghua Wu, Sifeng Liu, Junliang Du, Zhigeng Fang (2022). A novel grey spatial extension relational model and its application to identify the drivers for ambient air quality in Shandong Province, China. Science of the Total Environment.DOI
Wenjie Dong, Min Liu, Sifeng Liu (2022). Optimal Ordering and Replacement Scheduling for a Deteriorating System Subject to Shocks. International Conference on Reliability, Maintainability and Safety.DOI
Sifeng Liu, Yong Tao, Naiming Xie, Liang-Yan Tao, Mingli Hu (2022). Advance in grey system theory and applications in science and engineering. Grey Systems Theory and Application.DOI
R. Shao, Zhigeng Fang, Su Gao, Sifeng Liu, Wei You (2022). PS-G-GERT effectiveness evaluation model of link-based GEO satellite communication constellation under poor information background. China Communications.DOI
Jing Zeng, Sifeng Liu (2022). Forecasting the sustainable classified recycling of used lithium batteries by gray Graphical Evaluation and Review Technique. Renewable Energy.DOI
Sifeng Liu, Yingjie Yang, J. Forrest (2022). Grey Systems Analysis. Series on Grey System.DOI
Jun-Jie Wang, Ying Cai, Ru-Xuan Li, Yaoguo Dang, Sifeng Liu, Yu-Bo Feng (2022). A Novel Clustering Approach Based on Grey Possibility Functions for Multidimensional Systems. Applied Mathematical Modelling.DOI
Qiang Li, Sifeng Liu, Changhai Lin (2022). A moving average denoise operator and grey discrete production process quality prediction model. Grey Systems Theory and Application.DOI
Li Wang, Liang-Yan Tao, Sifeng Liu, S. Javed (2022). Linear or Non-Linear? Cooperative Game Theory Framework for Weapon Equipment System Contribution Rate Evaluation. Social Science Research Network.DOI
Ehsan Javanmardi, Sifeng Liu, Naiming Xie (2022). A Developmental Review of the Philosophical and Conceptual Foundations of Grey Systems Theory. Foundations of Science.DOI
Sifeng Liu, Wei Tang (2022). On general uncertainty data and general uncertainty variable for reliability growth analysis of major aerospace equipment. Grey Systems Theory and Application.DOI
Shao-Guang Zhang, Sifeng Liu, Zhigeng Fang, Qin Zhang, Jingru Zhang (2022). Generalized grey information entropy weight TOPSIS model for financial performance evaluation considering differentiation. Kybernetes.DOI
Jun-liang Du, Sifeng Liu, Yong Liu, Jinhong Yi (2021). A novel approach to three-way conflict analysis and resolution with Pythagorean fuzzy information. Information Sciences.DOI
Jun-liang Du, Sifeng Liu, Yong Liu (2021). Grey Target Negotiation Consensus Model Based on Super Conflict Equilibrium. Group Decision and Negotiation.DOI
Yun Fan, Zhigeng Fang, Sifeng Liu, Jun Liu (2021). A grey approach to site selection for nursing homes: An extension of the fuzzy analytic hierarchy process. Journal of Intelligent & Fuzzy Systems.DOI
Changhai Lin, Sifeng Liu, Zhigeng Fang, Yingjie Yang (2021). Spectrum analysis of moving average operator and construction of time-frequency hybrid sequence operator. Grey Systems Theory and Application.DOI
Jun-liang Du, Sifeng Liu, Yong Liu (2021). Grey variable dual precision rough set model and its application. Grey Systems Theory and Application.DOI
Fei Deng, Sifeng Liu, Zhigeng Fang (2021). First price sealed-bid auction of the grey game improvement model via double-parameter Bayesian estimation. Grey Systems Theory and Application.DOI
Sifeng Liu (2021). Negative grey relational model and measurement of the reverse incentive effect of fields medal. Grey Systems Theory and Application.DOI
Xiao-Jun Guo, Houxue Shen, Sifeng Liu, Naiming Xie, Yingjie Yang, Jing-Liang Jin (2021). Predicting the trend of infectious diseases using grey self-memory system model: a case study of the incidence of tuberculosis. Public Health.DOI
Meng Zhang, Huan Guo, Min Sun, Sifeng Liu, J. Forrest (2021). A novel flexible grey multivariable model and its application in forecasting energy consumption in China. Energy.DOI
Qiang Li, Sifeng Liu, S. Javed (2021). Two-stage multi-level equipment grey state prediction model and application. Grey Systems Theory and Application.DOI
Sifeng Liu, Tao Liu, Wen-Feng Yuan, Yingjie Yang (2021). Solving the dilemma in supplier selection by the group of weight vector with kernel. Grey Systems Theory and Application.DOI
Jun-liang Du, Sifeng Liu, Yong Liu (2021). A novel grey multi-criteria three-way decisions model and its application. Computers & industrial engineering.DOI
Zhigeng Fang, Qin Zhang, Jia-Jia Cai, Sifeng Liu (2021). Optimal age replacement policies with multiple missions for multi-state systems. Computers & industrial engineering.DOI
Mei-Mei Liu, Yicha Zhang, Wenjie Dong, Ze-Xin Yu, Sifeng Liu, Samuel Gomes, H. Liao, S. Deng (2020). Grey modeling for thermal spray processing parameter analysis. Grey Systems Theory and Application.DOI
Yingsai Cao, Sifeng Liu, Zhigeng Fang, Wenjie Dong (2020). Modeling ageing effects in the context of continuous degradation and random shock. Computers & industrial engineering.DOI
Changhai Lin, Zheng-Yu Song, Sifeng Liu, Yingjie Yang, J. Forrest (2020). Study on mechanism and filter efficacy of AGO/IAGO in the frequency domain. Grey Systems Theory and Application.DOI
Wenjie Dong, Sifeng Liu, S. Bae (2020). Which Replacement Maintenance Policy Is Better for Multi-State Systems?DOI
S. Javed, Bangzhu Zhu, Sifeng Liu (2020). Forecast of biofuel production and consumption in top CO2 emitting countries using a novel grey model.DOI
D. Darvishi, Sifeng Liu, J. Forrest (2020). Grey linear programming: a survey on solving approaches and applications. Grey Systems Theory and Application.DOI
Wenjie Dong, Sifeng Liu, Yingsai Cao, S. Javed (2020). Scheduling optimal replacement policies for a stochastically deteriorating system subject to two types of shocks. ISA transactions.DOI
S. Geng, Sifeng Liu, Zhigeng Fang, Su Gao (2020). An optimal delay routing algorithm considering delay variation in the LEO satellite communication network. Comput. Networks.DOI
Chong Li, Yingjie Yang, Sifeng Liu (2020). Micro‐macro dynamics of the online opinion evolution: An asynchronous network model approach. Concurrency and Computation.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2020). Managerial Decision Making.DOI
S. Javed, M. Ikram, Liang-Yan Tao, Sifeng Liu (2020). Forecasting key indicators of China's inbound and outbound tourism: optimistic-pessimistic method. Grey Systems Theory and Application.DOI
Wenjie Dong, Sifeng Liu, S. Bae, Yu Liu (2020). A multi-stage imperfect maintenance strategy for multi-state systems with variable user demands. Computers & industrial engineering.DOI
Xiao Bai, Yan Xu, Sifeng Liu (2020). Research on the regional leading industry selection of "Kashgar urban agglomerations" based on multi-attribute weighted intelligent grey target decision-making evaluation model. Grey Systems Theory and Application.DOI
Huan Wang, Zhigeng Fang, Daao Wang, Sifeng Liu (2020). An integrated fuzzy QFD and grey decision-making approach for supply chain collaborative quality design of large complex products. Computers & industrial engineering.DOI
S. Javed, A. Mahmoudi, Sifeng Liu (2020). Grey Absolute Decision Analysis (GADA) Method for Multiple Criteria Group Decision-Making Under Uncertainty. International Journal of Fuzzy Systems.DOI
Yun Fan, Sifeng Liu, Jun Liu, S. Javed, Zhigeng Fang (2020). Habit or Utility: A Key Choice Point in Promoting the Adoption of Telehealth in China. Complex.DOI
Sifeng Liu, Qi Li, Yingjie Yang (2020). A novel synthetic index of two counts and mathematical model for researcher evaluation. Grey Systems Theory and Application.DOI
Shi-Quan Jiang, Sifeng Liu, Zhong-Xia Liu (2020). General grey number decision-making model and its application based on intuitionistic grey number set. Grey Systems Theory and Application.DOI
Tawiah Kwatekwei Quartey-Papafio, S. Javed, Sifeng Liu (2020). Forecasting cocoa production of six major producers through ARIMA and grey models. Grey Systems Theory and Application.DOI
Wenjie Dong, Sifeng Liu, Yingsai Cao, S. Javed, Yang-Yang Du (2020). Reliability modeling and optimal random preventive maintenance policy for parallel systems with damage self-healing. Computers & industrial engineering.DOI
Chong Li, Yingjie Yang, Sifeng Liu (2020). A greyness reduction framework for prediction of grey heterogeneous data. Soft Computing - A Fusion of Foundations, Methodologies and Applications.DOI
Sifeng Liu, Changhai Lin, Liang-Yan Tao, S. Javed, Zhigeng Fang, Yingjie Yang (2020). On Spectral Analysis and New Research Directions in Grey System Theory.
Yingsai Cao, Sifeng Liu, Zhigeng Fang, Wenjie Dong (2020). Reliability Improvement Allocation Method Considering Common Cause Failures. IEEE Transactions on Reliability.DOI
Shu-Li Yan, Sifeng Liu, Xiang-Yan Zeng (2019). Dynamic multi-attribute group decision making method based on 4-dimensional matrix grey target model. Journal of Intelligent & Fuzzy Systems.DOI
Chong Li, Yingjie Yang, Sifeng Liu (2019). A new method to mitigate data fluctuations for time series prediction. Applied Mathematical Modelling.DOI
S. Javed, Aqib Mashood Khan, Wenjie Dong, A. Raza, Sifeng Liu (2019). Systems Evaluation through New Grey Relational Analysis Approach: An Application on Thermal Conductivity—Petrophysical Parameters’ Relationships. Processes.DOI
S. Javed, Sifeng Liu (2019). Bidirectional Absolute GRA/GIA Model for Uncertain Systems: Application in Project Management. IEEE Access.DOI
A. Mahmoudi, Sifeng Liu, S. Javed, Mehdi Abbasi (2019). A novel method for solving linear programming with grey parameters. Journal of Intelligent & Fuzzy Systems.DOI
Yingsai Cao, Sifeng Liu, Zhigeng Fang (2019). Importance measures for degrading components based on cooperative game theory. International Journal of Quality & Reliability Management.DOI
Bao-Mei Ma, Sifeng Liu, Jian Liu, Yuning Wang (2019). Service strategies and pricing based on heterogeneity of service values and waitingcosts in queuing system. Kybernetes.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2019). Effects of Strategies. Managerial Decision Making.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2019). Basics of Systems Science. Managerial Decision Making.DOI
Wenjie Dong, Sifeng Liu, Liang-Yan Tao, Yingsai Cao, Zhigeng Fang (2019). Reliability variation of multi-state components with inertial effect of deteriorating output performances. Reliability Engineering & System Safety.DOI
Li-Li Qian, Sifeng Liu, Zhigeng Fang (2019). Grey risky multi-attribute decision-making method based on regret theory and EDAS. Grey Systems Theory and Application.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2019). Successfully Ride Waves of Transient Competitive Advantages. Managerial Decision Making.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2019). The Dynamics of Market Competition. Managerial Decision Making.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2019). Market Entry and Market Partition. Managerial Decision Making.DOI
Jiachun Zheng, Xiaojun Chen, Suihong Qiu, Sifeng Liu, Shao-Xing Chen (2019). Application of grey entropy weight cluster in clinical department sorting. Grey Systems Theory and Application.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2019). Trade Dumping and Antidumping. Managerial Decision Making.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2019). Facing the Challenge Holistically. Managerial Decision Making.DOI
Yingjie Yang, Sifeng Liu (2019). Grey Systems, Grey Models and Their Roles in Data Analytics. International journal of simulation. Systems, Science and Technology.DOI
Yingjie Yang, Sifeng Liu, Naiming Xie (2019). Uncertainty and grey data analytics. Marine Economics and Management.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2019). Impacts of Culture, Structure, and Leadership. Managerial Decision Making.DOI
Narges Bahrami, Sifeng Liu, V. Ponkratov, P. T. Nguyen, A. Maseleno, Stephen Berti (2019). Novel load management for renewable generation sources/battery system through cut energy expenditure and generate revenue. International Journal of Ambient Energy.DOI
Sifeng Liu, Yingjie Yang (2019). Do not try to evaluate research results in a hurry. Grey Systems Theory and Application.DOI
Sifeng Liu, Wei-Xian Tang, De-Jin Song, Zhigeng Fang, W. Yuan (2019). A novel GREY‒ASMAA model for reliability growth evaluation in the large civil aircraft test flight phase. Grey Systems Theory and Application.DOI
Tawiah Kwatekwei Quartey-Papafio, Sifeng Liu, S. Javed (2019). Grey relational evaluation of impact and control of malaria in Sub-Saharan Africa. Grey Systems Theory and Application.DOI
Wenjie Dong, Sifeng Liu, S. Bae (2019). Reliability Variation and Optimal Age Replacement Schedule of Compensated Discrete Multi-state Systems. Conference on Industrial Electronics and Applications.DOI
Wenjie Dong, Sifeng Liu, Yang-Yang Du (2019). Optimal periodic maintenance policies for a parallel redundant system with component dependencies. Computers & industrial engineering.DOI
D. Darvishi, J. Forrest, Sifeng Liu (2019). A comparative analysis of grey ranking approaches. Grey Systems Theory and Application.DOI
R. Shao, Zhigeng Fang, Su Gao, Sifeng Liu, Zhao Wang, Yuan-Yuan Nie, S. Xie (2019). G-BDP-ADC Model for Effectiveness Evaluation of Low Orbit Satellite Communication System in the Context of Poor Information. IEEE Access.DOI
Chong Li, Yingjie Yang, Sifeng Liu (2019). Comparative analysis of properties of weakening buffer operators in time series prediction models. Communications in nonlinear science & numerical simulation.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2019). International Trade and Firm Performance. Managerial Decision Making.DOI
J. Forrest, J. Nicholls, K. Schimmel, Sifeng Liu (2019). The Procedure that Is Supported by Solid Theories. Managerial Decision Making.DOI
Xiao-Jun Guo, Sifeng Liu, Yingjie Yang (2019). A prediction method for plasma concentration by using a nonlinear grey Bernoulli combined model based on a self-memory algorithm. Comput. Biol. Medicine.DOI
Wenjie Dong, Sifeng Liu, Zhigeng Fang (2018). On modeling mechanisms and applicable ranges of grey incidence analysis models. Grey Systems Theory and Application.DOI
Wenjie Dong, Sifeng Liu, Qin Zhang, R. Mierzwiak, Zhigeng Fang, Yingsai Cao (2018). Reliability Assessment for Uncertain Multi-state Systems: An Extension of Fuzzy Universal Generating Function. International Journal of Fuzzy Systems.DOI
S. Javed, Sifeng Liu (2018). Evaluation of outpatient satisfaction and service quality of Pakistani healthcare projects: Application of a novel synthetic Grey Incidence Analysis model. Grey Systems Theory and Application.DOI
Wenjie Dong, Sifeng Liu, Zhigeng Fang, Yingsai Cao, Ye Ding (2018). A model based on hidden graphic evaluation and review technique network to evaluate reliability and lifetime of multi-state systems. Proceedings of the Institution of Mechanical Engineers. Part O, Journal of risk and reliability.DOI
D. D. Salookolaei, Sifeng Liu, S. H. Nasseri (2018). A new approach in animal diet using grey system theory. Grey Systems Theory and Application.DOI
Sifeng Liu, Zhigeng Fang, Naiming Xie, Yingjie Yang (2018). Explanation of terms of Grey models for decision-making. Grey Systems Theory and Application.DOI
J. Forrest, Yirong Ying, Zaiwu Gong, K. Schimmel, Sifeng Liu, J. Nicholls, N. Nechval (2018). Economic Security under Disturbances of Foreign Capital.DOI
Wenjie Dong, Sifeng Liu, Xiaoyu Yang, Huan Wang, Zhigeng Fang (2018). Balancing reliability and maintenance cost rate of multi-state components with fault interval omission. Eksploatacja I Niezawodnosc-maintenance and Reliability.DOI
A. Zare, M. Feylizadeh, A. Mahmoudi, Sifeng Liu (2018). Suitable computerized maintenance management system selection using grey group TOPSIS and fuzzy group VIKOR: A case study.DOI
J. Forrest, Yirong Ying, Zaiwu Gong, K. Schimmel, Sifeng Liu, J. Nicholls (2018). Effects of Foreign Capital on Economic Security.DOI
S. Javed, A. Mahmoudi, Aqib Mashood Khan, S. Javed, Sifeng Liu (2018). A Critical Review: Shape Optimization of Welded Plate Heat Exchangers based on Grey Correlation Theory. Applied Thermal Engineering.DOI
A. Mahmoudi, M. Feylizadeh, D. Darvishi, Sifeng Liu (2018). Grey-fuzzy solution for multi-objective linear programming with interval coefficients. Grey Systems Theory and Application.DOI
Sifeng Liu, Zhigeng Fang, Yingjie Yang (2018). Chapter 2 The Grey Systems Theory Framework.
S. Javed, Sifeng Liu, A. Mahmoudi, Muhammad Nawaz (2018). Patients' satisfaction and public and private sectors' health care service quality in Pakistan: Application of grey decision analysis approaches. International Journal of Health Planning and Management.DOI
Jian Liu, Hong-Kuan Zhao, Zhao-bin Li, Sifeng Liu (2018). Decision process in MCDM with large number of criteria and heterogeneous risk preferences.DOI
Amirhossein Akhavan Mofrad, Zhigeng Fang, Narges Bahrami, Sifeng Liu (2018). Ecological Efficiency of Decision-Making Units through Development of Mathematical Model: The Electricity Distribution Sector in Iran. Ekoloji.
Davood Darvishi Salookolaei, P. Babaei, Sifeng Liu (2017). Grey Prediction Model for Forecasting Electricity Consumption. International Journal of Applied Operational Research - An Open Access Journal.
Sifeng Liu, Yingjie Yang (2017). Explanation of terms of grey forecasting models. Grey Systems Theory and Application.DOI
Sifeng Liu, Yingjie Yang, J. Forrest (2017). Grey Data Analysis - Methods, Models and Applications. Computational Risk Management.DOI
Zhigeng Fang, Qin Zhang, Jia-Jia Cai, Qian Hu, Sifeng Liu (2017). On general standard grey number representation and operations for multi-type uncertain data. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Hongyang Zhang, Yingjie Yang (2017). Explanation of terms of grey incidence analysis models. Grey Systems Theory and Application.DOI
Sifeng Liu, Yingjie Yang, J. Forrest (2017). Series of GM Models.DOI
Wenjie Dong, Sifeng Liu, Zhigeng Fang, Xiaoyu Yang, Qian Hu, Liang-Yan Tao (2017). Control and optimization of quality cost based on discrete grey forecasting model.DOI
Wenjie Dong, Sifeng Liu, Zhigeng Fang, Xiaoyu Yang, Qian Hu, Liang-Yan Tao (2017). Study of a discrete grey forecasting model based on the quality cost characteristic curve. Grey Systems Theory and Application.DOI
Sifeng Liu, Yingjie Yang, J. Forrest (2017). Sequence Operators and Grey Data Mining.DOI
Sifeng Liu, Changhai Lin, Yingjie Yang (2017). Several problems need to be studied in grey system theory. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Yingjie Yang, J. Forrest (2017). Techniques for Grey Systems Forecasting.DOI
Li-Feng Wu, Xiaohui Gao, Yanli Xiao, Sifeng Liu, Yingjie Yang (2017). Using grey Holt–Winters model to predict the air quality index for cities in China. Natural Hazards.DOI
Sandang Guo, Sifeng Liu, Zhigeng Fang (2017). Algorithm rules of interval grey numbers based on different "kernel" and the degree of greyness of grey numbers. Grey Systems Theory and Application.DOI
Jie-Fang Liu, Jian Liu, Sifeng Liu, Mingze Jiao, Pumei Gao, Wan-qin Zhang, Li-Feng Wu (2017). Prediction of SO2 emission from industrial sector in Shanghai city based on novel discrete grey model.
S. Javed, Sifeng Liu (2017). Evaluation of project management knowledge areas using grey incidence model and AHP.DOI
Wen-Jie Liu, Jing Zhang, Ming-Zhou Jin, Sifeng Liu, Xiangyun Chang, Naiming Xie, Yu-Tao Wang (2017). Key indices of the remanufacturing industry in China using a combined method of grey incidence analysis and grey clustering.DOI
Chuanmin Mi, Lin Xiao, Sifeng Liu, Xiaoyan Ruan (2017). A multiple-attribute decision-making method based on the mean value of grey number weight optimisation and its application in supply-chain management. Grey Systems Theory and Application.DOI
H. Zhan, Sifeng Liu, Jie-Long Yu (2017). Research on factors influencing consumers' loyalty towards geographical indication products based on grey incidence analysis. Grey Systems Theory and Application.DOI
Yingsai Cao, Sifeng Liu, Zhigeng Fang, Wen-jie Dong (2017). Grey Bayesian network model for reliability analysis of complex system. IEEE International Conference on Grey systems and Intelligent Services.DOI
B. Zeng, Sifeng Liu (2017). A self‐adaptive intelligence gray prediction model with the optimal fractional order accumulating operator and its application.DOI
H. Zhan, Sifeng Liu (2017). Application of grey clustering evaluation model to construction of university excellent courses. IEEE International Conference on Grey systems and Intelligent Services.DOI
Xiao-Jun Guo, Sifeng Liu, Yingjie Yang, Li-Feng Wu (2017). Grey Self-memory Combined Model for Complex Equipment Cost Estimation.
Shi-Quan Jiang, Sifeng Liu, Zhigeng Fang, Zhong-Xia Liu (2017). Distance measuring and sorting method of general grey number based on kernel and grey degree. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Yingjie Yang, J. Forrest (2017). Grey Numbers and Their Operations.DOI
Chaoqing Yuan, Yuxin Zhu, Ding Chen, Sifeng Liu, Zhigeng Fang (2017). Using the GM(1,1) model cluster to forecast global oil consumption. Grey Systems Theory and Application.DOI
Sifeng Liu, Yingjie Yang, J. Forrest (2017). Introduction to Grey Systems Research.DOI
Sifeng Liu, Yingjie Yang, J. Forrest (2017). Grey Models for Decision-Making.DOI
Huan Guo, Sifeng Liu (2017). A diffusion model of the multi-generations products competition by system dynamics analyzing. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Yingjie Yang (2017). Explanation of terms of grey clustering evaluation models. Grey Systems Theory and Application.DOI
Sifeng Liu, Yingjie Yang, J. Forrest (2017). The Grey Systems Theory Framework.DOI
Shi-quan Jiang, Sifeng Liu, Zhigeng Fang, Zhong-xia Liu (2017). Study on distance measuring and sorting method of general grey number. Grey Systems Theory and Application.DOI
Zhao-bin Li, Jian Liu, Zhuo Zhang, Sifeng Liu (2016). A new decision method for multi-criteria decision making with numerical values based on criteria reduction.
Wen-Jie Liu, Chenfan Wu, Xiangyun Chang, Ye Chen, Sifeng Liu (2016). Evaluating remanufacturing industry of China using an improved grey fixed weight clustering method- a case of Jiangsu Province.DOI
Sifeng Liu, Handan Rui, Zhigeng Fang, Yingjie Yang, J. Forrest (2016). Explanation of terms of grey numbers and its operations. Grey Systems Theory and Application.DOI
Li-Feng Wu, Sifeng Liu, Yingjie Yang (2016). Using the fractional order method to generalize strengthening buffer operator and weakening buffer operator. IEEE/CAA Journal of Automatica Sinica.DOI
Shu-Li Yan, Sifeng Liu (2016). Multi-stage group risk decision making with grey numbers based on grey target and prospect theory. Grey Systems Theory and Application.DOI
B. Zeng, Chuan Li, Sifeng Liu (2016). A novel grey target decision-making model based on cobweb area and its application for choosing the software development pattern.DOI
Sifeng Liu, Yingjie Yang, Naiming Xie, J. Forrest (2016). New progress of Grey System Theory in the new millennium. Grey Systems Theory and Application.DOI
B. Zeng, Chengming Luo, Sifeng Liu, Chuan Li (2016). A novel multi-variable grey forecasting model and its application in forecasting the amount of motor vehicles in Beijing. Computers & industrial engineering.DOI
Jian Liu, Sifeng Liu, Xiang-Ping Su, Jie-Ming Wu, Peng Li (2016). Grey Target Method for Intuitionistic Fuzzy Decision Making Based on Grey Incidence Analysis.
Li-Feng Wu, Sifeng Liu, Yingjie Yang (2016). A Gray Model With a Time Varying Weighted Generating Operator. IEEE Transactions on Systems, Man, and Cybernetics: Systems.DOI
Sifeng Liu (2016). Editorial. Grey Systems Theory and Application.DOI
Sifeng Liu, Yingjie Yang, Zhigeng Fang (2016). A new decision model to solve the clustering dilemma. IEEE International Conference on Systems, Man and Cybernetics.DOI
Chaoqing Yuan, Yingjie Yang, Sifeng Liu, Zhigeng Fang (2016). Relation between China’s gasoline prices and international crude oil prices.DOI
Arjab Singh Khuman, Yingjie Yang, R. John, Sifeng Liu (2016). R-fuzzy sets and grey system theory. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu (2016). Editorial. Grey Systems Theory and Application.DOI
Peng Peng, Sifeng Liu, Chuanmin Mi, Jing Tao (2016). A study on the assessment of power system security risk based on grey clustering and maximum entropy theory. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu, Yingjie Yang, J. Forrest, Handan Rui (2016). Explanation of terms of concepts and fundamental principles of grey systems. Grey Systems Theory and Application.DOI
B. Zeng, Chengming Luo, Sifeng Liu, Yun Bai, Chuan Li (2016). Development of an optimization method for the GM(1, N) model. Engineering applications of artificial intelligence.DOI
P. Peng, Sifeng Liu, Chuanmin Mi, Jing Tao(2016). グレイクラスタリングと最大エントロピー理論に基づく電力系統のセキュリティリスクの評価に関する研究【Powered by NICT】.
Li-Feng Wu, Sifeng Liu, Yingjie Yang, Li-Hua Ma, Hongxia Liu (2016). Multi-variable weakening buffer operator and its application. Information Sciences.DOI
Arjab Singh Khuman, Yingjie Yang, R. John, Sifeng Liu (2016). Quantification of Perception Clusters Using R-Fuzzy Sets and Grey Analysis.
Chaoqing Yuan, Sifeng Liu, Zhigeng Fang (2016). Comparison of China's primary energy consumption forecasting by using ARIMA (the autoregressive integrated moving average) model and GM(1,1) model.DOI
Li-Feng Wu, Sifeng Liu, Yingjie Yang (2016). Grey double exponential smoothing model and its application on pig price forecasting in China. Applied Soft Computing.DOI
Sifeng Liu (2016). Editorial for re-scope in 2016.
Arjab Singh Khuman, Yingjie Yang, Sifeng Liu (2015). Grey relational analysis and natural language Processing. IEEE International Conference on Grey systems and Intelligent Services.DOI
Jie-Fang Liu, Sifeng Liu, Zhigeng Fang (2015). Storage reliability evaluation model based on grey target theory combined with prospect theory. IEEE International Conference on Grey systems and Intelligent Services.DOI
H. Zhan, Sifeng Liu, Zi-Yun Zhao (2015). The evaluation of tourism exploitation potentiality of intangible cultural heritage based on two stages grey synthetic model. IEEE International Conference on Grey systems and Intelligent Services.DOI
Xiao-Jun Guo, Sifeng Liu (2015). Forecasting China's SO2 emissions by the nonlinear grey Bernoulli self-memory model (NGBSM). IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Hong-Yan Ma, Jie Cui, Chaoqing Yuan (2015). Novel Grey Verhulst Model and Its Prediction Accuracy.
H. Zhan, Sifeng Liu (2015). An analysis of intermediate inputs influencing the gross products of agriculture and its composition based on grey incidence analysis: Taking Huangshan City as example. Grey Systems Theory and Application.DOI
Sifeng Liu, B. Zeng, Jie-Fang Liu, Naiming Xie, Yingjie Yang (2015). Four basic models of GM(1, 1) and their suitable sequences. Grey Systems Theory and Application.DOI
Li-Feng Wu, Sifeng Liu, Ding-Lin Liu, Zhigeng Fang, Hai-Yan Xu (2015). Modelling and forecasting CO2 emissions in the BRICS (Brazil, Russia, India, China, and South Africa) countries using a novel multi-variable grey model.DOI
Shu-Li Yan, Sifeng Liu, Jie-Fang Liu, Li-Feng Wu (2015). Dynamic grey target decision making method with grey numbers based on existing state and future development trend of alternatives. Journal of Intelligent & Fuzzy Systems.DOI
Li-Feng Wu, Sifeng Liu, Yingjie Yang (2015). A Model to Determine OWA Weights and Its Application in Energy Technology Evaluation. International Journal of Intelligent Systems.DOI
Sifeng Liu, S. Zhang, Li-rong Jian, W. Yuan, Yingjie Yang (2015). Performance evaluation of large commercial aircraft vendors.
Xiao-Jun Guo, Sifeng Liu, Li-Feng Wu, Yanbo Gao, Yingjie Yang (2015). A multi-variable grey model with a self-memory component and its application on engineering prediction. Engineering applications of artificial intelligence.DOI
Li-Feng Wu, Sifeng Liu, De-Jin Song (2015). Using weighted partial least squares to estimate the development cost of complex equipment at early design stage. IEEE International Conference on Grey systems and Intelligent Services.DOI
Lifeng Wu, Sifeng Liu, Ligen Yao, Yu Liang (2015). FRACTIONAL ORDER GREY RELATIONAL ANALYSIS AND ITS APPLICATION. Scientia Iranica.
Shu-Li Yan, Sifeng Liu, Xia-Qing Liu (2015). Dynamic grey target decision making method with three-parameter grey numbers. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Yingjie Yang, Zhigeng Fang, Naiming Xie (2015). Grey cluster evaluation models based on mixed triangular whitenization weight functions. Grey Systems Theory and Application.DOI
Li-Feng Wu, Sifeng Liu, Hai-Jun Chen, Na Zhang (2015). Using a Novel Grey System Model to Forecast Natural Gas Consumption in China.DOI
Sifeng Liu, Liang-Yan Tao, Naiming Xie, Yingjie Yang (2015). On the new model system and framework of grey system theory. IEEE International Conference on Grey systems and Intelligent Services.DOI
Jian Liu, Peng Liu, Sifeng Liu, Xian-Zhong Zhou, Zhang Tao (2015). A study of decision process in MCDM problems with large number of criteria. International Transactions in Operational Research.DOI
Li-Feng Wu, Sifeng Liu, Zhigeng Fang, Hai-Yan Xu (2015). Properties of the GM(1, 1) with fractional order accumulation. Applied Mathematics and Computation.DOI
Wei Meng, Bo Zeng, Sifeng Liu, Zhigeng Fang (2015). Study on expansion and properties of grey accumulating generation operator. IEEE International Conference on Grey systems and Intelligent Services.DOI
LI Qing-sheng, Zhao Ni, Sifeng Liu (2015). Grey incidence decision-making method of grey hesitant fuzzy sets based on kernel and grey degree. IEEE International Conference on Grey systems and Intelligent Services.DOI
Jie Cui, Shan Daming, Sifeng Liu (2015). Novel grey model for predicting casualties of strong earthquakes erupting in high population density areas. IEEE International Conference on Grey systems and Intelligent Services.DOI
Qiaoxing Li, Sifeng Liu, Nai-Ang Wang (2014). Covered solution for a grey linear program based on a general formula for the inverse of a grey matrix. Grey Systems Theory and Application.DOI
Li-Feng Wu, Sifeng Liu, Wei Cui, Ding-Lin Liu, Tian-Xiang Yao (2014). Non-homogenous discrete grey model with fractional-order accumulation. Neural computing & applications (Print).DOI
Li-Feng Wu, Sifeng Liu, Li-Gen Yao, Ruiting Xu, Xun-Ping Lei (2014). Using fractional order accumulation to reduce errors from inverse accumulated generating operator of grey model. Soft Computing - A Fusion of Foundations, Methodologies and Applications.DOI
Naiming Xie, Sifeng Liu, Chaoqing Yuan, Yingjie Yang (2014). Grey Number Sequence Forecasting Approach for Interval Analysis: A case of China's Gross Domestic Product Prediction.
Xiao-Jun Guo, Sifeng Liu, Li-Feng Wu, Ling-Ling Tang (2014). Application of a Novel Grey Self-Memory Coupling Model to Forecast the Incidence Rates of Two Notifiable Diseases in China: Dysentery and Gonorrhea. PLoS ONE.DOI
Yingjie Yang, Sifeng Liu, R. John (2014). Uncertainty Representation of Grey Numbers and Grey Sets. IEEE Transactions on Cybernetics.DOI
Chong Li, Sifeng Liu (2014). Random network models and sensitivity algorithms for the analysis of ordering time and inventory state in multi-stage supply chains. Computers & industrial engineering.DOI
Li-Feng Wu, Sifeng Liu, Ding Chen, Li-Gen Yao, Wei Cui (2014). Using gray model with fractional order accumulation to predict gas emission. Natural Hazards.DOI
Sandang Guo, Sifeng Liu, Zhigeng Fang, Ling-Ling Wang (2014). Multi-phase information aggregation and dynamic synthetic evaluation based on grey inspiriting control lines. Grey Systems Theory and Application.DOI
Yaping Li, Sifeng Liu, Lei Xu (2014). Efficiency evaluation method for product cooperative development based on grey incidence analysis and DEA. IEEE International Conference on Systems, Man and Cybernetics.DOI
Chaoqing Yuan, Sifeng Liu, Yingjie Yang, Ding Chen, Zhigeng Fang, L. Shui (2014). An analysis on investment policy effect of China’s photovoltaic industry based on feedback model.DOI
Xiao-Jun Guo, Sifeng Liu, Li-Feng Wu, Ling-Ling Tang (2014). A Grey NGM(1,1, k) Self-Memory Coupling Prediction Model for Energy Consumption Prediction. TheScientificWorldJournal.DOI
Naiming Xie, Jiang-Hui Xin, Sifeng Liu (2014). China’s regional meteorological disaster loss analysis and evaluation based on grey cluster model. Natural Hazards.DOI
Jie Cui, Sifeng Liu, B. Zeng, Naiming Xie (2013). A novel grey forecasting model and its optimization.DOI
Li-Feng Wu, Sifeng Liu, Li-Gen Yao, Shu-Li Yan, Ding-Lin Liu (2013). Grey system model with the fractional order accumulation. Communications in nonlinear science & numerical simulation.DOI
Rui-Cui Zeng, Sifeng Liu, Zhigeng Fang (2013). Maximum entropy virtual manufacturing system design based on poor information of small sample. IEEE International Conference on Grey systems and Intelligent Services.DOI
B. Zeng, Guo Chen, Sifeng Liu (2013). A novel interval grey prediction model considering uncertain information. Journal of the Franklin Institute.DOI
J. Forrest, Zack Hopkins, Sifeng Liu (2013). Currency Wars and A Possible Self-Defense (I): How Currency Wars Take Place.
Li-rong Jian, Sifeng Liu (2013). The restriction mechanism of Chinese university results efficiency based on the hybrid of VPRS and optimized GM(1,1).DOI
Li-Feng Wu, Sifeng Liu, Li-Gen Yao, Shu-Li Yan (2013). The effect of sample size on the grey system model.DOI
Li-Feng Wu, Sifeng Liu (2013). Using grey Lotka-Volterra model to analyze the relationship between the gross domestic products and the foreign direct investment of Ningbo city. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, J. Forrest, Yingjie Yang (2013). A summary of The progress in grey system research. IEEE International Conference on Grey systems and Intelligent Services.DOI
Jian Liu, Sifeng Liu, Peng Liu, Xian-Zhong Zhou, Bin Zhao (2013). A new decision support model in multi-criteria decision making with intuitionistic fuzzy sets based on risk preferences and criteria reduction. Journal of the Operational Research Society.DOI
J. Forrest, Zack Hopkins, Sifeng Liu (2013). Currency Wars and A Possible Self-Defense (II) : A Plan of Self Protection.
Jian Liu, Peng Liu, Sifeng Liu, Yizhong Ma, Wensheng Yang (2013). Handover optimization in business processes via prediction. Kybernetes.DOI
Ben-Hai Guo, Liang-Wei Huang, Sifeng Liu (2013). The research of price regulation mechanism on optimizing the energy consumption structure in China. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Yingjie Yang, Yingsai Cao, Naiming Xie (2013). A Summary on the Research of GRA Models. Grey Systems Theory and Application.DOI
Sifeng Liu, Yingjie Yang, Zhigeng Fang (2013). Preface of the “Symposium on grey system: Theory and applications”.DOI
Naiming Xie, C. Zhu, Sifeng Liu, Yingjie Yang (2013). On discrete grey system forecasting model corresponding with polynomial time-vary sequence.
Yaping Li, Sifeng Liu, Zhigeng Fang (2013). Quality investment and cost-sharing in the manufacturer-supplier cooperative development for complex products. IEEE International Conference on Grey systems and Intelligent Services.DOI
Chuan-Min Mi, Yuan Qiang, Wei-Guo Xia, Sifeng Liu, Natanime Tilahun (2013). A new method of determining the grey clustering whitenization weight function threshold.DOI
Chong Li, Sifeng Liu (2013). A robust optimization approach to reduce the bullwhip effect of supply chains with vendor order placement lead time delays in an uncertain environment.DOI
Naiming Xie, Sifeng Liu, Yingjie Yang, Chaoqing Yuan (2013). On novel grey forecasting model based on non-homogeneous index sequence.DOI
Chen Hongzhuan, Fang Zhigeng, Sifeng Liu, Ma Shuai (2013). The optimal cost-sharing incentive model of main manufacturer-suppliers for complex equipment under grey information. IEEE International Conference on Grey systems and Intelligent Services.DOI
Wei Feng, Sifeng Liu, Yin Lijun, Wei-zhao Li, Yu Zhengyang (2013). Research on performance evaluation system for green supply chain management based on recycled economy — Taking Guangxi's manufacturing industry as example. IEEE International Conference on Grey systems and Intelligent Services.DOI
Guo Xiaojun, Sifeng Liu, Fang Zhigeng (2013). Study on a grey Verhulst self-memory model and application. IEEE International Conference on Grey systems and Intelligent Services.DOI
LI Qing-sheng, Chenyu Fan, Zhao Ni, Sifeng Liu (2013). Grey set conversion and its decision method of intuitionistic fuzzy sets. IEEE International Conference on Grey systems and Intelligent Services.DOI
Weidong Li, Sifeng Liu, Fang Zhigeng, Tao Liangyan (2013). The construction and application of process capability rapid determination model with poor information based upon the safest principle. IEEE International Conference on Grey systems and Intelligent Services.DOI
Lifeng Wu, Sifeng Liu (2013). Panel data clustering method based on grey convex relation and its application. Kongzhi yu juece.
Sifeng Liu (2013). Definition of grey degree in set theory and construction of grey rough set models. Kongzhi yu juece.
Cai-fen Zhang, Jianjun Zhu, Sifeng Liu, Huan Li (2013). Improvement on grey correlation degree based on visual angle of nearness. AIP conference proceedings.DOI
Sifeng Liu, Zhigeng Fang, Yingjie Yang, J. Forrest (2012). General Grey Numbers and Its Operations. Grey Systems Theory and Application.DOI
Sifeng Liu, Zhigeng Fang, Chaoqing Yuan, Yaping Li, Yingsai Cao (2012). Research on ACPI system frame for R&D management of complex equipments. Kybernetes.DOI
Min Tian, Yingsai Cao, Naiming Xie, Sifeng Liu (2012). IN-GM(0, N) cost forecasting model of commercial aircraft based on interval grey numbers. Kybernetes.DOI
Qiao-Xing Li, Sifeng Liu, Yi Lin (2012). Grey enterprise input-output analysis. Journal of Computational and Applied Mathematics.DOI
Gol Kim, Yunchol Jong, Sifeng Liu (2012). Generalized Hybrid Grey Relation Method for Multiple Attribute Mixed Type Decision Making. arXiv.org.
Chong Li, Sifeng Liu, Zhigeng Fang, Ye Chen (2012). Emergence of structural properties in economic networks: A multi-local-world evolving model. Simulation modelling practice and theory.DOI
Yang Shen, Sifeng Liu, Zhigeng Fang, Mingli Hu (2012). Modeling and simulation of stranded passengers' transferring decision-making on the basis of herd behaviors. Kybernetes.DOI
Yi Lin, Tian-Xiang Yao, Xiangdong Li, Sifeng Liu (2012). A Development Plan for the New Millennium.
Wen-Feng Yuan, Sifeng Liu, Chaoqing Yuan (2012). Dynamic suppliers' risk management of large-scale and complex equipment development. Kybernetes.DOI
Zhigeng Fang, Yuan Liu, Sifeng Liu, Hong-Zhuan Chen (2012). Functional model for zero-sum game and its matrix solution concerning uncertain information. IEEE International Conference on Systems, Man and Cybernetics.DOI
Wei Chen, Sifeng Liu, Wally J. Smieliauskas, Gerhard Trippen (2012). Influence factors analysis of online auditing performance assessment: A combined use between AHP and GIA. Kybernetes.DOI
Chong Li, Sifeng Liu (2012). A stochastic network model for ordering analysis in multi-stage supply chain systems. Simulation modelling practice and theory.DOI
Gol Kim, Yunchol Jong, Sifeng Liu, Choe Rim Shong (2012). Hybrid Grey Interval Relation Decision-Making in Artistic Talent Evaluation of Player. arXiv.org.
Sifeng Liu, Ke-Qin Sheng, J. Forrest (2012). On uncertain systems and uncertain models. Kybernetes.DOI
Yingjie Yang, R. John, Sifeng Liu (2012). Some extended operations of grey sets. Kybernetes.DOI
Lifeng Wu, Sifeng Liu, Ligen Yao, Shuli Yan (2012). Grey convex relational degree and its application to evaluate regional economic sustainability. Scientia Iranica.DOI
Wang Jiefang, Sifeng Liu (2012). Efficiency measures in DEA with grey interval data under the hypotheses of data consistency. Grey Systems Theory and Application.DOI
Yaoguo Dang, Sifeng Liu, Bin Liu (2012). Improvement on GM models. Journal of Systems Engineering and Electronics.
Sifeng Liu (2012). Probabilistic Decision Method Based on the Hybrid Model of Grey Clustering and Variable Precision Rough Fuzzy Set. Systems Engineering.
Sifeng Liu (2012). A sort of power weaken buffer operators and its properties. Kongzhi yu juece.
Sifeng Liu (2012). Model of dynamic multiple index decision based on driving principle of difference and mean correlation degree. Systems engineering and electronics.
Chaoqing Yuan, Sifeng Liu, Ben-Hai Guo (2011). The relationship among non-fossil energy consumption, economic growth and coal prices in China. Proceedings of 2011 IEEE International Conference on Grey Systems and Intelligent Services.DOI
Sifeng Liu, Naiming Xie, J. Forrest (2011). Novel models of grey relational analysis based on visual angle of similarity and nearness. Grey Systems Theory and Application.DOI
Sifeng Liu, Hua Cai, Yingsai Cao, Yingjie Yang (2011). Advance in grey incidence analysis modelling. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu, Naiming Xie, Chaoqing Yuan, Zhigeng Fang (2011). Systems Evaluation: Methods, Models, and Applications.DOI
Yi Lin, Sifeng Liu (2011). Small and large projects: their dynamics and which ones to take. Kybernetes.DOI
Sifeng Liu, J. Forrest, Yingjie Yang (2011). A brief introduction to grey systems theory. Proceedings of 2011 IEEE International Conference on Grey Systems and Intelligent Services.DOI
Yingjie Yang, Sifeng Liu (2011). Reliability of operations of grey numbers using kernels. Grey Systems Theory and Application.DOI
Lei Yang, Chuanmin Mi, Jiajia Jin, Sifeng Liu, Zhuo Zhang, Tingting Ma (2011). Maturity model of the integration of informationization and industrialization based on grey clustering. IEEE International Conference on Systems, Man and Cybernetics.DOI
Yingjie Yang, R. John, Sifeng Liu (2011). Operations of grey sets. Proceedings of 2011 IEEE International Conference on Grey Systems and Intelligent Services.DOI
Li-Feng Wu, Sifeng Liu (2011). Modeling GM(1,1) based new information principle. Proceedings of 2011 IEEE International Conference on Grey Systems and Intelligent Services.DOI
Shu-Li Yan, Sifeng Liu (2011). Grey incidence method of decision-making with three-parameter interval numbers and unknown weights. Proceedings of 2011 IEEE International Conference on Grey Systems and Intelligent Services.DOI
Yingsai Cao, Sifeng Liu, Naiming Xie, Zhigeng Fang (2011). Cost prediction model of commercial aircraft based on grey incidence weight. Proceedings of 2011 IEEE International Conference on Grey Systems and Intelligent Services.DOI
Ye Chen, Kevin W. Li, Sifeng Liu (2011). An OWA-TOPSIS method for multiple criteria decision analysis. Expert systems with applications.DOI
Wei Meng, Sifeng Liu, B. Zeng (2011). Extension definition of affine properties for studying degrees of grey incidences. Proceedings of 2011 IEEE International Conference on Grey Systems and Intelligent Services.DOI
Jie Cui, Sifeng Liu, Naiming Xie, Bo Zeng (2011). Study on parameters characteristics of NGM(1,1,k) prediction model with multiplication transformation. IEEE International Conference on Grey systems and Intelligent Services.DOI
Jie Cui, Sifeng Liu, Yaoguo Dang, Naiming Xie, Bo Zeng (2011). A grey multi-stage dynamic multiple attribute decision making method. IEEE International Conference on Grey systems and Intelligent Services.DOI
Bo Zeng, Sifeng Liu, Jian Li (2011). A error inspection method for interval grey number prediction model based on kernel and interval length. IEEE International Conference on Grey systems and Intelligent Services.DOI
Lizhi Cui, Zhi-ping Li, Sifeng Liu (2011). Weighted degree of grey incidence based on entropy information method. IEEE International Conference on Grey systems and Intelligent Services.DOI
Wei Meng, Jian Li, Sifeng Liu, Bo Zeng (2011). Genetic algorithm for ζ of degree of grey incidence based on maximizing deviations. IEEE International Conference on Grey systems and Intelligent Services.DOI
Naiming Xie, Sifeng Liu (2011). A novel grey relational model based on grey number sequences. Grey Systems Theory and Application.DOI
Sifeng Liu (2011). Grey Clusters with Variable Weights Based on the Classification Degree of the Whitening Weight Functions. Tongji yu xinxi luntan.
Peng Li, Sifeng Liu (2011). Intuitionistic fuzzy numbers decision-making methods based on grey incidence analysis and D-S theory of evidence. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Yi Lin (2010). Basic Building Blocks.DOI
Yaoguo Dang, Yu-Hong Wang, Sifeng Liu (2010). Study on modeling method for sequences with law of grey exponent. IEEE International Conference on Systems, Man and Cybernetics.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). CHAPTER RESEARCH ON INDUSTRIAL STRUCTURE OPTIMIZATION AND UPGRADING IN M CITY, W PROVINCE DURING THE PERIOD OF “11TH FIVE-YEAR PLAN” : ESEARCH ON NDUSTRIAL TRUCTURE PTIMIZATION PGRADING IN ROVINCE DURING THE ERIOD OF.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). Study on Ways of Industrial Study on Ways of Industrial Five-Year Plan in China.DOI
Sifeng Liu, Ke-Qin Sheng (2010). Analysis of the Regional Characteristics of the Distribution of Scientific and Technological Talents in Jiangsu Province.DOI
Chaoqing Yuan, Sifeng Liu, Wei Chen (2010). Grey incidence analysis of the factors which are linear correlative. IEEE International Conference on Systems, Man and Cybernetics.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). 7CHAPTER SELECTION OF REGIONAL LEADING INDUSTRY : ELECTION OF EGIONAL EADING NDUSTRY.DOI
Sifeng Liu, Yi Lin (2010). Introduction to Grey Systems Theory.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). 3CHAPTER RATIONALIZATION OF INDUSTRIAL STRUCTURE : ATIONALIZATION OF NDUSTRIAL TRUCTURE.DOI
Jie-Fang Wang, Sifeng Liu (2010). Efficiency of DMUs with Interval Data under the Hypotheses of Weak Data Consistency.DOI
Sifeng Liu (2010). Plenary lecture 3: multi-attribute intelligent grey target decision model. International Conference on Systems.
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). Regional Industrial Structure.DOI
Sifeng Liu, Yi Lin (2010). Grey Control Systems.DOI
Li-rong Jian, Sifeng Liu, Yi Lin (2010). Hybrid of Rough Set and Grey System.DOI
Yu-Hong Wang, Yaoguo Dang, Sifeng Liu (2010). Reliability Growth Prediction Based on an Improved Grey Prediction Model. International Journal of Computational Intelligence Systems.DOI
Li-rong Jian, Sifeng Liu, Yi Lin (2010). Hybrid of Rough Set and Dominance Relation.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). Selection of Regional Leading Industry.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). Optimization of Regional Industrial Structures and Applications.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). Optimization Model of Regional Industrial Structure.DOI
Naiming Xie, Sifeng Liu (2010). Novel methods on comparing grey numbers.DOI
Li-rong Jian, Sifeng Liu, Yi Lin (2010). Hybrid Rough Sets and Applications in Uncertain Decision-Making.DOI
Hong-Zhuan Chen, Sifeng Liu, Zhenxin Jin (2010). The Chain Structure Model of Evolutionary Game of Production-Study-Research Collaboration*.DOI
Lirong Jian, Sifeng Liu, Hong-Fang Ma (2010). Empirical Research on the Selection of Regional Key Technology for International S&T Cooperation.DOI
Jian-Ling Wang, Sifeng Liu, Yun Wang (2010). The Gap Prediction for the Sci-tech Innovative Talent of Jiangsu Province.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). Evolution and Laws of Industrial Structure.DOI
Rong Zhang, Sifeng Liu, Bin Liu (2010). A Complete Ranking Model for MCDA Based on Multi-Graded Dominance Relations.DOI
Li-rong Jian, Sifeng Liu, Yi Lin (2010). Rough Set Theory.DOI
Sifeng Liu, Yi Lin (2010). Combined Grey Models.DOI
Sifeng Liu, J. Forrest (2010). Advances in grey systems research.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). Advancement of Industrial Structure.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). 1CHAPTER 1 RESEARCH ON APPROACHES TO INDUSTRIAL STRUCTURE UPGRADING OF S PROVINCE : ESEARCH ON PPROACHES NDUSTRIAL TRUCTURE PGRADING OF ROVINCE.DOI
D. Luo, Li Sun, Sifeng Liu, Chuanmin Mi (2010). Multi-objective grey target decision making methods under the information of three-parameter interval grey numbers. IEEE International Conference on Systems, Man and Cybernetics.DOI
Li-rong Jian, Sifeng Liu, Yi Lin (2010). Hybrid of Rough Set Theory and Fuzzy Set Theory.DOI
Chaoqing Yuan, Sifeng Liu, Naiming Xie (2010). The impact on chinese economic growth and energy consumption of the Global Financial Crisis: An input–output analysis.DOI
Sifeng Liu, Zhigeng Fang, J. Forrest (2010). On algorithm rules of interval grey numbers based on the “Kernel” and the degree of greyness of grey numbers. IEEE International Conference on Systems, Man and Cybernetics.DOI
Jianjun Zhu, Sifeng Liu, Ning-Ning Zhu, Ye Ding (2010). The Novel Energy Policy Evaluation Method and Its Application in Oil and Gas Fields in China.DOI
Chaoqing Yuan, Sifeng Liu, Jun-Long Wu (2010). Corrigendum to Research on energy-saving effect of technological progress based on Cobb-Douglas production function.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). Origin and Development of Industrial Structure Theory.DOI
Sifeng Liu, Yi Lin (2010). Grey Systems Modeling.DOI
Sifeng Liu, Yi Lin (2010). Introduction to Grey Systems Modeling Software.DOI
Yaoguo Dang, Sifeng Liu, Yu-Hong Wang (2010). 8CHAPTER OPTIMIZATION MODEL OF REGIONAL INDUSTRIAL STRUCTURE : PTIMIZATION EGIONAL NDUSTRIAL TRUCTURE.DOI
Li-rong Jian, Sifeng Liu, Yi Lin (2010). Hybrid of Rough Set Theory and Probability.DOI
Chuanmin Mi, Yaoguo Dang, Sifeng Liu, Tingting Ma (2010). Empirical study on relationship between Wuxi city's S&T investment and economy growth based on grey incidence analyzing. IEEE International Conference on Systems, Man and Cybernetics.DOI
Li-rong Jian, Sifeng Liu, Yi Lin (2010). Application Analysis of Hybrid Rough Set.DOI
Sifeng Liu, Yi Lin (2010). Discrete Grey Prediction Models.DOI
Shawei He, Zhigeng Fang, Sifeng Liu, Ye Chen (2010). A price forecast method of commercial aircraft based on I-GM(0,N) model. IEEE International Conference on Systems, Man and Cybernetics.DOI
Chaoqing Yuan, Sifeng Liu (2010). Industrial Restructuring of Jiangsu Based on the Grey Linear Programming Model Considering Energy-Saving.DOI
Sifeng Liu, Yi Lin (2010). Grey Incidence and Evaluations.DOI
Li-rong Jian, Sifeng Liu, Yi Lin (2010). A Hybrid Approach of Variable Precision Rough Sets, Fuzzy Sets, and Neural Networks.DOI
Zhengpeng Wu, Ying-Jian Qi, Qing Li, Sifeng Liu, Naiming Xie (2010). Study on the weakening buffer operator based on the interpolatory Function. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu, Yi Lin (2010). Grey Systems: Theory and Applications.DOI
Lirong Jian, Sifeng Liu, Yong Liu (2010). The selection of regional key technology based on the hybrid model of grey fixed clustering and variable precision rough set. International Conference on Systems.
Jianling Wang, Sifeng Liu, Yun Wang, Lirong Jian (2010). Evaluation on performance of high-level sci-tech innovative talents in Jiangsu province based on grey incidence analysis.
Sifeng Liu (2010). Extended clusters of grey incidences for panel data and its application. Systems Engineering - Theory & Practice.
Sifeng Liu (2010). Linear time-varying parameters discrete grey forecasting model. Systems Engineering - Theory & Practice.
Sifeng Liu (2010). Research on the Ranking of Multiple Decision Object for Attribute Value within Interval Numbers. Zhongguo guanli kexue.
Sifeng Liu (2010). Grey forecasting Model Based on Data Transformation Technology. Systems Engineering.
Jian Ling Wang, Sifeng Liu, Guang Hua Qiu, Chuanmin Mi (2010). Formation and application of a new grey incidence degree based on information aggregation.
Sifeng Liu (2010). Exponential Robust Stability of Grey Neutral Stochastic Systems with Distributed Delays. Gongcheng shuxue xuebao.
Sifeng Liu (2010). Analysis of Indirect DGM (1,1) Model of Non-Homogeneous Exponential Incremental Sequences. Tongji yu xinxi luntan.
Yuhong Wang, Yaoguo Dang, Sifeng Liu (2010). Reliability Growth Predication based on an Improved Grey Predicton Model. International Journal of Computational Intelligence Systems.DOI
Sifeng Liu, Zhigeng Fang, Hongxing Shi, Ben-Hai Guo (2009). Dynamic Mechanism and Measurement of Technology Transfer.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Chain Structure Model of Evolutionary Games Based on Limited Rationality and Knowledge.DOI
Jing Xu, Zhigeng Fang, Sifeng Liu, Hong-Zhuan Chen (2009). Template game analysis of supervision on research funds of colleges and universities in China. IEEE International Conference on Grey systems and Intelligent Services.DOI
Jie Cui, Yaoguo Dang, Sifeng Liu (2009). Study on Novel Property of Some Grey Relational Analysis Models.DOI
Shawei He, Sifeng Liu (2009). A method of evaluation on 2-tuple linguistic clustering results based on grey measure. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Zhigeng Fang, Hongxing Shi, Ben-Hai Guo (2009). Theory of Science and Technology Transfer and Applications.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Concession and Damping Equilibriums of Duopolistic Strategic Output-Making Based on Limited Rationality and Knowledge.DOI
Jian-Ling Wang, Sifeng Liu, Lu Qin, Chuanmin Mi (2009). The Status Quo and Supply Prediction for Suzhou Sci-Tech Innovative Talents. IEEE International Conference on Systems, Man and Cybernetics.DOI
Naiming Xie, Sifeng Liu (2009). Discrete grey forecasting model and its optimization.DOI
Tian-Xiang Yao, Sifeng Liu, Naiming Xie (2009). On the properties of small sample of GM(1,1) model.DOI
Ke-Qin Sheng, Rui-Lan Wang, Sifeng Liu, Zhigeng Fang (2009). On effect of qualified scientists and technicians gathering. IEEE International Conference on Systems, Man and Cybernetics.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Study of the Grey Matrix Game Model Based on Pure Strategy.DOI
Sifeng Liu, Zhigeng Fang, Hongxing Shi, Ben-Hai Guo (2009). Technology Transfer Optimization and Disposition.DOI
Sifeng Liu, J. Forrest, R. Vallée (2009). Emergence and development of grey systems theory. Kybernetes.DOI
Naiming Xie, Sifeng Liu (2009). Research on the multiple transformation property of a series of grey models. Kybernetes.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Pure Strategy Solution of a Grey Matrix Game Based on an Interval Grey Number Not to Be Determined Directly.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Potential Optimal Strategy Solution’s Venture and Control Problems Based on the Grey Interval Number Matrix Game.DOI
Qiao-Xing Li, Sifeng Liu (2009). The grey input-occupancy-output analysis. Kybernetes.DOI
Zhengpeng Wu, Sifeng Liu, Chuanmin Mi (2009). A Note On the Sequence of Weakening Buffer Operator. IEEE International Conference on Systems, Man and Cybernetics.DOI
Hongxing Shi, Sifeng Liu, Hong-Yun Du, Chun-yang Xu (2009). Study on the possibility degree of the optimal solution of grey dynamic programming model base on standard interval grey number. IEEE International Conference on Systems, Man and Cybernetics.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Grey Game Theory and Its Applications in Economic Decision-Making.DOI
Hong-Jiang Yue, Sifeng Liu (2009). Grey system theory in China: A bibliometrics analysis. IEEE International Conference on Grey systems and Intelligent Services.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Study of Elementary Transformations of the Grey Matrix and the Invertible Grey Matrix.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Matrix Solution Method of a Grey Matrix Game.DOI
Han-Bin Kuang, Sifeng Liu, Zhigeng Fang (2009). Improvements on grey models for non-equidistant sequence. IEEE International Conference on Grey systems and Intelligent Services.DOI
Chuanmin Mi, Sifeng Liu, Yaoguo Dang, Jiang-Ling Wang, Zhengpeng Wu (2009). Study on 2-tuple linguistic assessment method based on grey cluster with incomplete attribute weight information. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu, Zhigeng Fang, Hongxing Shi, Ben-Hai Guo (2009). Technology Transfer and Its Mechanism, Characteristics, Effects, and Models.DOI
Sifeng Liu, Zhigeng Fang, Hongxing Shi, Ben-Hai Guo (2009). Quantitative Study of the Technology Diffusion Field and Technology Dynamics.DOI
Sifeng Liu, Yaoguo Dang, J. Forrest (2009). On positioned solution of linear programming with grey parameters. IEEE International Conference on Systems, Man and Cybernetics.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Bounded Rationality Grey Game Model of First-Price Sealed-Bid Auction.DOI
Rong Zhang, Bin Liu, Sifeng Liu (2009). A New Model for Complete Ranking Problems in MCDA Based on Multi-graded Dominance Relations. International Conference on Fuzzy Systems and Knowledge Discovery.DOI
Zhengpeng Wu, Sifeng Liu, Chuanmin Mi (2009). Some new results On the weakening buffer operator. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Zhigeng Fang, Hongxing Shi, Ben-Hai Guo (2009). Comprehensive Measurement of Technology Transfer and the Analysis of Its Impact on Economic Growth.DOI
Hui-Dan Pang, De-Jin Song, Sifeng Liu (2009). Allocation structure and utilization efficiency analysis of research expenditure for science and technology in China. IEEE International Conference on Grey systems and Intelligent Services.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Nash Equilibrium Analysis Model of Static and Dynamic Games of Grey Pair-Wise Matrices.DOI
Sifeng Liu, Zhigeng Fang, Hongxing Shi, Ben-Hai Guo (2009). Technology Transfer Analysis Based on Technical Diffusion Field Theory.DOI
Zhigeng Fang, Sifeng Liu, Hongxing Shi, Yi Lin (2009). Grey Matrix Game Model Based on Grey Mixed Strategy.DOI
Sifeng Liu, Zhigeng Fang, Hongxing Shi, Ben-Hai Guo (2009). Game Strategy Analysis on Technology Transfer and Technology Innovation.DOI
Sifeng Liu, Zhigeng Fang, Hongxing Shi, Ben-Hai Guo (2009). Cost and Benefit of Technology Transfer.DOI
Qiao-Xing Li, Sifeng Liu (2009). Some results about grey mathematics. Kybernetes.DOI
De-Jin Song, Sifeng Liu (2009). On evolution trend of R&D input and scientific and technical input in Jiangsu Province. IEEE International Conference on Systems, Man and Cybernetics.DOI
Jian-Ling Wang, Sifeng Liu, Yun Wang (2009). The gap prediction for Sci-tech innovative talents of Jiangsu province. IEEE International Conference on Grey systems and Intelligent Services.DOI
Wenfeng Yuan, Sifeng Liu, Zhigeng Fang, Hongzhuan Chen (2009). Comprehensive evaluation on suppliers of Aircraft based on grey Bayesian network model. IEEE International Conference on Grey systems and Intelligent Services.DOI
Ke Hongfa, Sifeng Liu (2009). Similarity to ideal-based grey relational projection for multiple criteria decision-making. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Jeffrey Yi‐Lin Forrest (2009). On the astray of complicated models for uncertain systems. IEEE International Conference on Grey systems and Intelligent Services.DOI
Wang Jiefang, Sifeng Liu, Zhang Qiaozhan, Le Wu (2009). Ranking decision-making units by imagined grey interval DEA model based on public weights. IEEE International Conference on Grey systems and Intelligent Services.DOI
Yuan Chaoqing, Sifeng Liu (2009). Energy-saving-based industrial restructuring of Jiangsu using grey programming model. IEEE International Conference on Grey systems and Intelligent Services.DOI
Ke Zhang, Sifeng Liu (2009). Research on extended cluster of grey incidence and its application. IEEE International Conference on Grey systems and Intelligent Services.DOI
Yedong Wang, Sifeng Liu, Fang ZhiGeng (2009). Applying the method of grey cluster analysis to evaluate innovation capability about high-tech industry of Jiangsu province. IEEE International Conference on Grey systems and Intelligent Services.DOI
Zhang Qing, Sifeng Liu, Wang Ting, Dang Yaoguo (2009). A study of impact factors on China's development in service industry based on grey relational analysis. IEEE International Conference on Grey systems and Intelligent Services.DOI
Jian Lirong, Sifeng Liu (2009). A hybrid approach of grey rough set and probabilistic neural network to uncertain decision. IEEE International Conference on Grey systems and Intelligent Services.DOI
Zheng‐Xin Wang, Yaoguo Dang, Sifeng Liu (2009). Unbiased Grey Verhulst Model and Its Application. Systems Engineering - Theory & Practice.DOI
Naiming Xie, Tianxiang Yao, Sifeng Liu (2009). Multi-variable grey dynamic forecasting model based on complex network.DOI
Chunhua Su, Sifeng Liu (2009). The p-moment exponential robust stability for stochastic systems with distributed delays and interval parameters. Applied Mathematics and Mechanics.DOI
Naiming Xie, Sifeng Liu (2009). Research on evaluations of several grey relational models adapt to grey relational axioms. Journal of Systems Engineering and Electronics.
Naiming Xie, Sifeng Liu (2009). On comparing grey numbers with their probability distributions. Systems Engineering - Theory & Practice.
Sifeng Liu (2009). Buffer Operators with Variable Weights and the Complement of Axioms. Systems Engineering.
Sifeng Liu (2009). Study on buffer operators with variable weights and their effect strength to original sequence. Kongzhi yu juece.
Sifeng Liu (2009). Research on property of GM(n,h) model under data multiple transformation. Kongzhi yu juece.
Sifeng Liu (2009). Small Sample Prediction Model based on Grey Incidence Degree. Tongji yu xinxi luntan.
Sifeng Liu (2009). p-Moment Exponential Robust Stability of Stochastic Time-Delay Systems with Time-Varying Grey Parameters. Shuxue de shijian yu renshi.
Y. Wang, Sifeng Liu, Chuanmin Mi (2008). The influence of OFDI on Chinese industrial structure - an analysis based on the grey incidence theory. IEEE International Conference on Fuzzy Systems.DOI
Hongxing Shi, Sifeng Liu, Zhigeng Fang, Yong Zhao (2008). Study on the model of grey matrix game based on grey mixed strategy—properties of grey mixed strategy and model of linear program. 2008 IEEE International Conference on Fuzzy Systems (IEEE World Congress on Computational Intelligence).DOI
Sifeng Liu, Naiming Xie, J. Forrest, Bin Yu (2008). On a sort of new grey incidence models. IEEE International Conference on Systems, Man and Cybernetics.DOI
Min Tian, Sifeng Liu, Zhikun Bu (2008). Review of the algorithm models of degrees of grey incidence. 2008 IEEE International Conference on Fuzzy Systems (IEEE World Congress on Computational Intelligence).DOI
Wan Jun, Sifeng Liu, Tian-Xiang Yao (2008). The Sample Number Selection Rules Study on Grey Forecast Model. 2008 Fourth International Conference on Natural Computation.DOI
Tian-Xiang Yao, Sifeng Liu, Yaoguo Dang, Zhigeng Fang, Chuanmin Mi (2008). The improvement of discrete GM(1,1) prediction model and its solution arithmetic. 2008 IEEE International Conference on Fuzzy Systems (IEEE World Congress on Computational Intelligence).DOI
Zhengpeng Wu, Sifeng Liu, Chuanmin Mi (2008). Study on the Sequence of Strengthening Buffer Operator Based on the Strictly Monotonic Function.DOI
Lixiang Feng, Yan-Hui Chen, Sifeng Liu, Bin Yu (2008). The research of regional ecological industrial chain forming based on incomplete information dynamic Grey Game. IEEE International Conference on Systems, Man and Cybernetics.DOI
Qiao-Xing Li, Sifeng Liu (2008). The foundation of the grey matrix and the grey input-output analysis.DOI
Yingjie Yang, Sifeng Liu (2008). Kernels of grey numbers and their operations. 2008 IEEE International Conference on Fuzzy Systems (IEEE World Congress on Computational Intelligence).DOI
Yuanyuan Zhang, Zhigeng Fang, Sifeng Liu, Xin Wu, Hongxing Shi (2008). Study on the model of grey matrix game based on grey mixed strategy - solution of grey linear program model on grey matrix game. IEEE International Conference on Fuzzy Systems.DOI
Qiao-Xing Li, Sifeng Liu (2008). The general elementary dependent function based on the side distance. World Congress on Intelligent Control and Automation.DOI
Zhigeng Fang, Sifeng Liu, R. Qiu, Hongxing Shi, Ai-Qing Ruan (2008). Study on the concession and damping equilibrium of duopoly strategic output based on bounded rationality and knowledge.DOI
Xiaojian Kang, Tian-Xiang Yao, Sifeng Liu (2008). A study on the characteristics of GM (1, 1) model. World Congress on Intelligent Control and Automation.DOI
Xiaojian Kang, Sifeng Liu, Han-Bin Kuang, Bin Yu (2008). Advantages and disadvantages of Shanxi FDI Absorption Capacity based on Grey Relational Entropy. IEEE International Conference on Systems, Man and Cybernetics.DOI
Hongxing Shi, Hong-Yun Du, Sifeng Liu, Chuan-Ping Song (2008). Study on the absolute grey incidence model of an interval grey number sequence. IEEE International Conference on Systems, Man and Cybernetics.DOI
Hongxing Shi, Sifeng Liu, Zhigeng Fang, Ai-Qing Ruan (2008). Linear programming model with Uni-polar City for different levels allocation of productivity of science and technology based on the perfect mechanism. World Congress on Intelligent Control and Automation.DOI
Zhigeng Fang, Sifeng Liu, Chaoqing Yuan, Chuanmin Mi (2008). Forecast of electricity consumption of Jiangsu province by grey methods. 2008 IEEE International Conference on Fuzzy Systems (IEEE World Congress on Computational Intelligence).DOI
Yan-Feng Chu, Sifeng Liu (2008). Researching on Grey Incidence between Logistics Industry and Economic Development. 2008 International Symposium on Intelligent Information Technology Application Workshops.DOI
Lixiang Feng, Chaoqing Yuan, Sifeng Liu (2008). Grey judgment matrix and its consistency. World Congress on Intelligent Control and Automation.DOI
Sifeng Liu, Zhigeng Fang, Wei Zhou, Ai-Qing Ruan (2008). A gray input-output model based on the standard interval grey number. 2008 IEEE International Conference on Fuzzy Systems (IEEE World Congress on Computational Intelligence).DOI
Naiming Xie, Sifeng Liu, Jiang-Hui Xin, Bin Yu (2008). On grey geometrical relational model and its properties. IEEE International Conference on Systems, Man and Cybernetics.DOI
Zhu Jianjun, Zhu Ningning, Sifeng Liu, Tao Li, Wang Hehua (2008). Research on consistency measurement and weight estimation approach of hybrid uncertain comparison matrix. Journal of Systems Engineering and Electronics.DOI
Chuanmin Mi, Zhansheng Chang, Sifeng Liu, Xuemei Yuan (2008). Study on the sequence of strengthening buffer operator based on back cumulative-sum method. Conference proceedings/Conference proceedings - IEEE International Conference on Systems, Man, and Cybernetics.DOI
Yeqing Guan, Sifeng Liu (2008). An Approach of the Grey Modeling Based on Cotangent Function Transformation. International Conference on Wireless Communications, Networking and Mobile Computing.DOI
Zheng‐Xin Wang, Yaoguo Dang, Sifeng Liu (2008). Optimization of Background Value in GM(1,1) Model. Systems Engineering - Theory & Practice.DOI
Zhigeng Fang, Hongxing Shi, Sifeng Liu, Hongyun Du (2008). The model of grey periodic incidence and their rehabilitation. World Congress on Intelligent Control and Automation.DOI
Sifeng Liu (2008). An optimal GM(1,1) based on the discrete function with exponential law. Systems Engineering - Theory & Practice.
Sifeng Liu (2008). Research on the discrete grey model of multi-variables and its properties. Systems Engineering - Theory & Practice.
Sifeng Liu (2008). An Approach to Grey Modeling Based on cot(x~α) Transformation. Systems Engineering.
Sifeng Liu (2008). Research on the affine properties of discrete grey model. Kongzhi yu juece.
Sifeng Liu (2008). Analysis on Supply Chain Stability Based on Grey Model of Input and Output. Nanjing Hangkong Hangtian Daxue xuebao.
Sifeng Liu (2008). Two stage grey model and its application. Systems Engineering - Theory & Practice.
Sifeng Liu (2008). Robust Stability of Grey Stochastic Nonlinear Systems with Distributed-Delays. Shuxue de shijian yu renshi.
Zi-Liang Wang, Sifeng Liu, Hongmei Ren (2007). Sensitivity analysis of grey relational ordering. IEEE International Conference on Systems, Man and Cybernetics.DOI
Xue-Wen Tang, Sifeng Liu, Zhigeng Fang, Xiangmin Xu, Yaoguo Dang (2007). The research of reaction abilities and errors distributions for the model of GM(1,1) to simulate equal difference and geometric ratio sequence. IEEE International Conference on Grey systems and Intelligent Services.DOI
Zhigeng Fang, Sifeng Liu, Ai-Qing Ruan (2007). Study on a new duopoly strategy output-making model based on the experienced ideal output and the best strategy decision-making coefficient. IEEE International Conference on Systems, Man and Cybernetics.DOI
Yuannian Li, Sifeng Liu, Zhigeng Fang (2007). Study on the weight of evaluation index based on the rule of maximum entropy. IEEE International Conference on Grey systems and Intelligent Services.DOI
Zhi-Yan Zhang, Hong-Zhuan Chen, Sifeng Liu, Chuanmin Mi (2007). Evolution gambling analysis of scientific and technological talents’ flow wish based on interval grey numbers. IEEE International Conference on Grey systems and Intelligent Services.DOI
Zheng-xin Wang, Yaoguo Dang, Sifeng Liu, Jing Zhou (2007). The Optimization of Background Value in GM(1,1) Model.DOI
Hongxing Shi, Sifeng Liu, Zhigeng Fang, Yuanhui Cheng, Haowei Zhang (2007). The model of grey periodic incidence and their rehabilitation. IEEE International Conference on Systems, Man and Cybernetics.DOI
Xia-Chu Chen, Wen-He Liao, Sifeng Liu (2007). Research of evaluation indicators supporting innovation. IEEE International Conference on Grey systems and Intelligent Services.DOI
Yan-Feng Chu, Sifeng Liu (2007). Predicting Chinese logistics scale in 10 years with model GM(1,1). IEEE International Conference on Grey systems and Intelligent Services.DOI
Mingli Hu, Sifeng Liu (2007). A rough analysis method of multi-attribute decision making for handling decision system with incomplete information. IEEE International Conference on Grey systems and Intelligent Services.DOI
Yong Tao, Sifeng Liu, Zhigeng Fang, Xue-Wei Zhang (2007). Study on grey regional economy control model of Research University. IEEE International Conference on Grey systems and Intelligent Services.DOI
Chuanmin Mi, Sifeng Liu, Yang Xu (2007). Study on GSOM model based on interval grey number. IEEE International Conference on Grey systems and Intelligent Services.DOI
Bu Zhikun, Sifeng Liu, Rui-Lan Wang, Guang-Zhu Zhou (2007). The present situation analysis and demand prediction of science and technology talents of Nanjing. IEEE International Conference on Grey systems and Intelligent Services.DOI
Yi Lin, Sifeng Liu (2007). National economic strength as evaluated using grey systems theory. Kybernetes.DOI
Sifeng Liu, Hongxing Shi, Zhigeng Fang, Ai-Qing Ruan, Li-Hong Li, Dai Kun (2007). The pareto optimal distribution of linear programming model of technology flow of uni-polar city based on the perfect mechanism. IEEE International Conference on Grey systems and Intelligent Services.DOI
Hongxing Shi, Sifeng Liu, Zhigeng Fang (2007). The calculating model and empirical analysis of science & technology productivity and its leading GDP’s fluctuating cycle. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, J. Forrest (2007). The Current Developing Status on Grey System Theory.
Yaoguo Dang, Sifeng Liu, Jing Zhou, Chuanmin Mi (2007). Study on the integrated decision model of Grey Hierarchy. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu, J. Forrest (2007). The mysteries for continual growth of grey system theory. IEEE International Conference on Systems, Man and Cybernetics.DOI
Li-rong Jian, Sifeng Liu (2007). The grey rough measure of knowledge based on rough membership function. IEEE International Conference on Systems, Man and Cybernetics.DOI
Liang Zhao, Zhigeng Fang, Sifeng Liu (2007). Study on the damping equilibrium of duopoly strategy output-making based on bounded rationality and knowledge. IEEE International Conference on Grey systems and Intelligent Services.DOI
Shuo Yang, Sifeng Liu, Zhigeng Fang (2007). The evaluation of regional urban spatial structure optimization based on the grey group decision-making. IEEE International Conference on Grey systems and Intelligent Services.DOI
Rong Zhang, Sifeng Liu, Bin Liu (2007). Supervising and appraising of harmonious society development grade of china based on grey system theories. IEEE International Conference on Systems, Man and Cybernetics.DOI
Zheng-Dong Xu, Sifeng Liu, Zhigeng Fang (2007). Study on new method of GAHP. IEEE International Conference on Grey systems and Intelligent Services.DOI
Bin-Li Shi, Sifeng Liu, Jiaqiang Zheng (2007). An evaluation system on development of science and technology park. IEEE International Conference on Grey systems and Intelligent Services.DOI
Hecheng Wu, Wen-Yan Yan, Sifeng Liu (2007). Analysis of the efficiency of regional electricity input-output for China based on grey DEA model. IEEE International Conference on Systems, Man and Cybernetics.DOI
Jianjun Zhu, Sifeng Liu, Li-hong Li (2007). Research on interval grey preference information aggregation approach. IEEE International Conference on Systems, Man and Cybernetics.DOI
Yaoguo Dang, Sifeng Liu, Jie Song (2007). Study on the multi-attribute decision model of grey target based on interval numbers. IEEE International Conference on Grey systems and Intelligent Services.DOI
Zhigeng Fang, Xin Wu, Sifeng Liu, Ai-Qing Ruan, Hongxing Shi (2007). Research on the model of counterpart fund from local government for technology import. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu, Jeffrey Yi‐Lin Forrest (2007). Advances in grey systems theory and its applications. IEEE International Conference on Grey systems and Intelligent Services.DOI
Tan Xuerui, Deng Julong, Pan Hongxing, Sifeng Liu (2007). Grey system and grey data management in medicine. IEEE International Conference on Grey systems and Intelligent Services.DOI
Tan Xuerui, Deng Julong, Sifeng Liu, Pan Hongxing, Chen Xiaojun (2007). Polar grey relational analysis and its application in clinical trial. IEEE International Conference on Grey systems and Intelligent Services.DOI
Naiming Xie, Sifeng Liu (2007). Research on the multiple and parallel properties of several grey relational models. IEEE International Conference on Grey systems and Intelligent Services.DOI
Aiqing Ruan, Sifeng Liu, Zhigeng Fang (2007). Study on Grey Graphical Evaluation Review Technique Network and its application. IEEE International Conference on Grey systems and Intelligent Services.DOI
Rong Zhang, Sifeng Liu, Bin Liu (2007). An extension for grey cluster appraising method based on a ranking method of interval grey number. IEEE International Conference on Grey systems and Intelligent Services.DOI
Qiaoxing Li, Sifeng Liu, Naiming Xie (2007). A method to construct a new type of degree of grey incidence. IEEE International Conference on Grey systems and Intelligent Services.DOI
Shunxiang Wu, Huang zhiyong, Luo delin, Sifeng Liu (2007). A grey rough set model based on (α,β) grey similarity relation. IEEE International Conference on Grey systems and Intelligent Services.DOI
Yuandong Xu, Sifeng Liu (2007). Knightain uncertainty and grey pricing in the stock market. IEEE International Conference on Grey systems and Intelligent Services.DOI
Xiaoxin Chen, Sifeng Liu (2007). Minimum deviation method based preference information on alternatives for grey incidence decision-making. IEEE International Conference on Grey systems and Intelligent Services.DOI
Tianxiang Yao, Sifeng Liu, Naiming Xie (2007). A study on choosing the sample data of grey forecast model. IEEE International Conference on Grey systems and Intelligent Services.DOI
Tian Min, Sifeng Liu, Bu Zhikun (2007). Operating mode selection model of the financial company based on the grey incidence decision-making. IEEE International Conference on Grey systems and Intelligent Services.DOI
Sifeng Liu (2007). The Parallel and Uniform Properties of Several Relational Models. Systems Engineering.
Sifeng Liu (2007). Study on the Weakening Buffer Operator Sequence. Zhongguo guanli kexue.
Sifeng Liu (2007). Improvement of a Forecasting Discrete GM(1,1). Systems Engineering.
Yeqing Guan, Sifeng Liu (2007). Study on the sequence of strengthening buffer operator and its application by m-th order. Journal of Yunnan Normal University.
Sifeng Liu (2007). Sequence of strengthening buffer operator and its application based on fixed point. Kongzhi yu juece.
Sifeng Liu (2007). A Grey Degree Based on Grey Whitening Weight Function. Jiangnan daxue xuebao. Ziran kexue ban.
Sifeng Liu (2007). Grey Graphical Evaluation Review Technique Network and Its Estimation Precision of Grey Numbers Based on Clients. Systems Engineering.
Sifeng Liu (2007). Analysis of Chaotic Charateristics of Unbiased GM(1,1). Systems Engineering - Theory & Practice.
Sifeng Liu (2007). The Method to Construct Interval General Elementary Dependent Function. Systems Engineering - Theory & Practice.
Sifeng Liu (2007). The Extension Method to Endow with Weight Based on the Variance of Dependent Degree. Journal of Guangdong University of Technology.
Bin Liu, Hui Zhang, Sifeng Liu, Yaoguo Dang (2006). Data mining techniques based on grey system theories for time sequence data. Computer Science and Information Systems.DOI
Sifeng Liu, Zhigeng Fang (2006). Study on Algorithm of Grey Numbers and Grey Algebraic System. IEEE International Conference on Systems, Man and Cybernetics.DOI
Hongxing Shi, Sifeng Liu, Hong-Yun Du, Xiang-Min Xu (2006). Measurement and Analysis of Contribution of Economic Factors to Economic Growth in Six Provinces and Shanghai City of East China Based on the Same Technique. IEEE International Conference on Systems, Man and Cybernetics.DOI
Chuanmin Mi, Sifeng Liu, Yaoguo Dang, Jing Zhou (2006). Study on Grey Fixed Weight Clustering Decision-making Based on Entropy Weight. IEEE International Conference on Systems, Man and Cybernetics.DOI
Zhigeng Fang, Sifeng Liu, Xin Wu, Haowei Zhang, Chuanmin Mi (2006). Study on Matrix Solution Method of Grey Matrix Game Based on Full Rank Grey Payoff Matrix. IEEE International Conference on Systems, Man and Cybernetics.DOI
Yaoguo Dang, Sifeng Liu, Chuanmin Mi, Jing Zhou (2006). Study on the Strengthening Buffer Operators and Their Applications. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu (2006). On index system and mathematical model for evaluation of scientific and technical strength.DOI
Zaiwu Gong, Sifeng Liu (2006). On Properties and the Corresponding Problems of Triangular Fuzzy Number Complementary Preference Relations. International Conference on Fuzzy Systems and Knowledge Discovery.DOI
Zhigeng Fang, Sifeng Liu, Chuanmin Mi (2006). Study on optimum value of Grey Matrix Game Based on Token of Grey Interval Number. World Congress on Intelligent Control and Automation.DOI
Yaoguo Dang, Sifeng Liu, Chuanmin Mi (2006). Multi‐attribute grey incidence decision model for interval number.DOI
Yi Lin, Sifeng Liu (2006). Solving Problems with Incomplete Information: A Grey Systems Approach.DOI
Ai-Qing Ruan, Sifeng Liu, Zhigeng Fang, Xiang-Min Xu (2006). Study on Development Kinetic Energy of Chinese Industry and Measure Model of Energy. World Congress on Intelligent Control and Automation.DOI
Fang-Ping Lu, Sifeng Liu, Zhigeng Fang, Yong Hu (2006). Study on Chain Structure Model of Industry Clusters Grey Evolutionary Game Based on Symmetric Case. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu, Zhigeng Fang, Yi Lin (2006). Study on a New Definition of Degree of Grey Incidence.DOI
Zhigeng Fang, Sifeng Liu, Ai-Qing Ruan, Xue-Wei Zhang (2006). Study on venture problem of potential optimal pure strategy solution for grey interval number matrix game.DOI
Ai-Qing Ruan, Sifeng Liu, Zhigeng Fang, Yong Hu, Mingli Hu (2006). Study on Chain Model of Evolutionary Game of Industrial Cluster under Strong Correlation between Individual Pay-off and Individual Quantity. World Congress on Intelligent Control and Automation.DOI
Sifeng Liu, Yi Lin (2006). On measures of information content of grey numbers. Kybernetes.DOI
Sifeng Liu (2006). A Method to Construct the General Location Value and General Elementary Dependent Function. Systems Engineering.
Sifeng Liu (2006). An Analysis Method of Rough Multi-attribute Decision Making Based on Limited Extended Dominance Relation. Systems Engineering.
Sifeng Liu (2006). Consistency and Priority of Triangular Fuzzy Number Complementary Judgment Matrix. Kongzhi yu juece.
Sifeng Liu (2006). The method to construct interval elementary dependent function based on the interval distance and side-distance. Ha'erbin gongye daxue xuebao.
Siyuan Wu, ShuYa Shi, Sifeng Liu, Mengyuan Li (2006). Study of Grey Rough Set Model Based on Tolerance Relation. International Conference on Control, Automation, Robotics and Vision (ICARCV).DOI
Chuanmin Mi, Sifeng Liu, Zhigeng Fang, Xin Wu, Haowei Zhang (2006). The Driver's Shortest Path Decision-Making Model and its Algorithm Study Based on Grey Number Superiority Relationship. International Conference on Machine Learning and Cybernetics.DOI
Sifeng Liu (2006). Research on Proprieties and the Corresponding Problems of Interval Number Complementary Judgment Matrices. Yunchou yu guanli.
Siyuan Wu, Sifeng Liu, Mengyuan Li (2006). The Method of Data Pre-processing in Grey Information Systems. International Conference on Control, Automation, Robotics and Vision (ICARCV).DOI
Sifeng Liu (2006). Eigenvector Methods for Priorities of Fuzzy Judgment Matrix. Yunchou yu guanli.
Sifeng Liu (2006). Relationship study of technology innovation and interaction between SC enterprises. Kexuexue yanjiu.
Sifeng Liu (2006). Competitive Advantages of Strategic Anticipation Based on Uncertain Environment. Commercial Research.
Sifeng Liu (2006). Study on selections of outsourcing provider based on group decision-making. He'nan kexue.
Sifeng Liu (2006). Studies on the Distribution of the Loss Fee of Insurance. Shuxue de shijian yu renshi.
Sifeng Liu (2006). Research on Extension of Discrete Grey Model and Its Optimize Formula. Systems Engineering - Theory & Practice.
Sifeng Liu (2006). Research on discrete grey model and its predictive result. Journal of systems engineering.
Yaoguo Dang, Sifeng Liu, Bin Liu, Rui-Lan Wang (2005). Study on the grey incidence of interval number. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu, Yi Lin (2005). A new definition on degree of greyness of grey numbers with several theorems. Proceedings. 2005 IEEE Networking, Sensing and Control, 2005..DOI
Sifeng Liu, Yaoguo Dang, Ai-Qing Ruan, Yingying Ren (2005). Study on Degree of Orderliness of Regional Industrial Structure. IEEE International Conference on Systems, Man and Cybernetics.DOI
Bing-Jun Li, Sifeng Liu (2005). Studies on dynamic evaluating model for grey clustering and its application to a regional scientific-technical system. Proceedings. 2005 IEEE Networking, Sensing and Control, 2005..DOI
Zhigeng Fang, Sifeng Liu, Ai-Qing Ruan, Yuannian Li (2005). Study on the model of the standard grey matrix game based on pure-strategy solution. IEEE International Conference on Systems, Man and Cybernetics.DOI
Rui-Lan Wang, Sifeng Liu (2005). Grey Incidence Analysis of the Third Industry of Nanjing. IEEE International Conference on Systems, Man and Cybernetics.DOI
Xue-Jun Tang, Sifeng Liu (2005). Grey System Evaluation of the Enterprise Sustainable Growth Competence. IEEE International Conference on Systems, Man and Cybernetics.DOI
Zi-Liang Wang, Sifeng Liu (2005). Extension of grey superiority analysis. IEEE International Conference on Systems, Man and Cybernetics.DOI
Yudong Zai, Bin Liu, Sifeng Liu (2005). A new computation model of Grey incidence degree met four axioms and its application in OFR. IEEE International Conference on Systems, Man and Cybernetics.DOI
Yaoguo Dang, Sifeng Liu, Bin Liu (2005). On the multiple-attribute incidence decision model for interval numbers. Proceedings. 2005 IEEE Networking, Sensing and Control, 2005..DOI
Yong Hu, Zhigeng Fang, Fang-Ping Lu, Sifeng Liu (2005). Study on model of evolutionary game chain of industry cluster based on asymmetry case. 2005 IEEE International Conference on Industrial Technology.DOI
Shunxiang Wu, Sifeng Liu, Mao-Qing Li (2005). Study of Integrate Models of Rough Sets and Grey Systems. International Conference on Fuzzy Systems and Knowledge Discovery.DOI
Bing Li, Sifeng Liu, Bin Liu (2005). The Hierarchic Grey Incidence Analysis Model With Fixed Weights and Its Application to a Regional Scientific-technical System. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu, Yi Lin (2005). Grey Information - Theory and Practical Applications. Advanced Information and Knowledge Processing.DOI
Zhigeng Fang, Sifeng Liu, Ai-Qing Ruan (2005). Study on chain structure model of evolutionary game based on symmetric case. Proceedings. 2005 IEEE Networking, Sensing and Control, 2005..DOI
Chunguang Zhou, Sifeng Liu, Xue-Jun Tang (2005). The Grey Incidence Analysis on the SIC of the ECYR in Jiangsu. IEEE International Conference on Systems, Man and Cybernetics.DOI
Naiming Xie, Sifeng Liu (2005). Research on discrete grey model and its mechanism. IEEE International Conference on Systems, Man and Cybernetics.DOI
Bin Liu, Sifeng Liu, Jian Chen, Yingying Ren (2005). Mean-variance analysis for supply chain coordination with the combined contract.DOI
Sifeng Liu (2005). Discrete GM(1,1) and Mechanism of Grey Forecasting Model. Systems Engineering - Theory & Practice.
Sifeng Liu (2005). Extension of VPRS Method for Probabilistic Rule Induction from a Fuzzy Decision Table. Kongzhi yu juece.
Sifeng Liu (2005). The Credit Risk Graded Approach Based on DGI. Commercial Research.
Yi Lin, Sifeng Liu (2004). A historical introduction to grey systems theory. IEEE International Conference on Systems, Man and Cybernetics.DOI
Yi Lin, Mian-Yun Chen, Sifeng Liu (2004). Theory of grey systems: capturing uncertainties of grey information.DOI
Sifeng Liu, Liang Zhao, Yao-Guo Dang, Bingjun Li (2004). The G‐C‐D model and technical change.DOI
Sifeng Liu, Yi Lin (2004). An axiomatic definition for the degree of greyness of grey numbers. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu, Yi Lin, Yaoguo Dang, Bingjun Li (2004). Technical change and funds for science and technology.DOI
Zi-Liang Wang, Sifeng Liu (2004). Trend testing of grey dynamic models. IEEE International Conference on Systems, Man and Cybernetics.DOI
Zhigeng Fang, Sifeng Liu, Ai-Qing Ruan (2004). Study on chain structure model of evolutionary game based on asymmetric case. IEEE International Conference on Systems, Man and Cybernetics.DOI
Yaoguo Dang, Sifeng Liu, Bin Liu, Xue-Wen Tang (2004). Study on grey synthetic clusters appraisals model. IEEE International Conference on Systems, Man and Cybernetics.DOI
Sifeng Liu, Yaoguo Dang, Yi Lin (2004). Synthetic utility index method and venturous capital decision‐making.DOI
Dang Yaoguo, Sifeng Liu, Chen Kejia (2004). The GM models that x(n) be taken as initial value. Kybernetes.DOI
Sifeng Liu (2004). Grey Analytic Hierarchy Process and Its Position-Solving.
Sifeng Liu (2004). Research on grey multi-criteria risk decision-making method. Systems engineering and electronics.
Sifeng Liu (2004). A New Method on Group Decision-Making with Interval-Number Judgment Matrices. Zhongguo guanli kexue.
Sifeng Liu (2004). On the Algorithm of Grey Multiple Objective Programming. Systems Engineering.
Sifeng Liu (2004). The Method of Aggregating Group Information under Interval-Number Judgment Matrixes.
Sifeng Liu (2004). Study on Grey Dynamic Programming. Systems Engineering - Theory & Practice.
Sunyue Geng, Sifeng Liu (2026). Demand-based resilience analysis for service networks under uncertainty. SSRN Electronic Journal.DOI
Zeng Bo, Fengfeng Yin, Sifeng Liu, Yingjie Yang, Lean Yu (2022). Predicting bending strength of concrete using a novel-structured multivariable grey model with various orders. Research Square.DOI
书籍章节
Sifeng Liu, Yingjie Yang (2023). Development of Grey System Research. Series on grey system.DOI
Yingjie Yang, Arjab Singh Khuman, Sifeng Liu (2023). Grey Systems and Uncertainty Modelling. Series on grey system.DOI
Camelia Delcea, Yingjie Yang, Sifeng Liu, Liviu‐Adrian Cotfas (2023). Agent-Based Modelling in Grey Economic Systems. Series on grey system.DOI
Naiming Xie, Sifeng Liu (2010). Research on the New Algorithms of Simple Grey Numbers, Complex Grey Numbers and Multiple Grey Numbers. Understanding complex systems.DOI
Ke Zhang, Sifeng Liu (2010). Research on Extended Cluster of Grey Incidences and Its Application. Understanding complex systems.DOI
Lizhi Cui, Sifeng Liu (2010). The Model of New Grey Incidence and Its Application. Understanding complex systems.DOI
书籍
Yingjie Yang, Sifeng Liu (2023). Emerging Studies and Applications of Grey Systems. Series on grey system.DOI