百晓学者学者目录

李大伟

博士生导师、博导、教授、研究员、硕导,北京航空航天大学

精选作品

期刊论文

2026

Efficient Reasoning Exploration via State-Conditioned Latent Steering with Progress Guidance

Hengyuan Zhang, Chenming Shang, Zun-Hai Su, Xiao Liang, Hui Shen, Jing Xiong, Dawei Li, Shi-Ping Yang, Kai-Lai Yang, Wei Zhang, Ruo-Bing Xie, Hayden Kwok-Hay So, Ngai Wong

2026

DRP: Distilled Reasoning Pruning with Mathematical Skill-aware Step Decomposition for Efficient Large Reasoning Models

Yuxuan Jiang, Dawei Li, Francis O. Ferraro

Annual Meeting of the Association for Computational Linguistics

2026

Can Large Language Models Assess the Social Impact of Conspiracy Theories?

Bohan Jiang, Dawei Li, Zhen Tan, Xinyi Zhou, Ashwin Rao, Kristina Lerman, H. Bernard, Huan Liu

Proceedings of the International AAAI Conference on Web and Social Media

2026

ToolPRMBench: Evaluating and Advancing Process Reward Models for Tool-using Agents

Dawei Li, Yu-Guang Yao, Zhen Tan, Huan Liu, Ruo-Cheng Guo

Annual Meeting of the Association for Computational Linguistics

2026

Measuring and Detecting Harmful AI Sycophancy

Bohan Jiang, Dawei Li, Yasin N. Silva, Huan Liu

2026

Mixture of Disentangled Experts with Missing Modalities for Robust Multimodal Sentiment Analysis

Xiang Li, Xiaoming Zhang, Dezhuang Miao, Xianfu Cheng, Dawei Li, Hong-Gui Han, Zhoujun Li

Information Fusion

2026

Multi-Leader Byzantine Fault Tolerance in Blockchain: Performance and Security

Yizhong Liu, Boyu Zhao, Mingzhe Zhai, Xun Lin, Chenhao Ying, Zhenyu Guan, Dawei Li, Qianhong Wu, Jianwei Liu, Willy Susilo, Robert Huijie Deng

IEEE Transactions on Information Forensics and Security

2026

MystChannel: Privacy-Preserving and Scalable Blockchain Multi-Party Payment Channels

Ruonan Chen, Yizhong Liu, Qin Wang, Jin Cao, Dawei Li, Qianhong Wu, Hui Li, Yong Yu, Willy Susilo

IEEE Transactions on Dependable and Secure Computing

2025

Is Chain-of-Thought Reasoning of LLMs a Mirage? A Data Distribution Lens

Chengshuai Zhao, Zhen Tan, Pingchuan Ma, Dawei Li, Bohan Jiang, Yan-Cheng Wang, Yingzhen Yang, Huan Liu

Annual Meeting of the Association for Computational Linguistics

2025

Preference Leakage: A Contamination Problem in LLM-as-a-judge

Dawei Li, Ren-Liang Sun, Yue Huang, Ming Zhong, Bohan Jiang, Jia-Wei Han, Xiang-Liang Zhang, Wei Wang, Huan Liu

arXiv.org

2025

Who's Your Judge? On the Detectability of LLM-Generated Judgments

Dawei Li, Zhen Tan, Chengshuai Zhao, Bohan Jiang, Baixiang Huang, Pingchuan Ma, Abdullah Alnaibari, Kai Shu, Huan Liu

arXiv.org

2025

From Moderation to Mediation: Can LLMs Serve as Mediators in Online Flame Wars?

Dawei Li, Abdullah Alnaibari, Muhammad Arslan, Manny Sandoval, Deborah L. Hall, Yasin N. Silva, Huan Liu

Pacific-Asia Conference on Knowledge Discovery and Data Mining

2025

LLMs as World Models: Data-Driven and Human-Centered Pre-Event Simulation for Disaster Impact Assessment

Ling-Yao Li, Dawei Li, Zhenhui Ou, Xiao-Ran Xu, Jingxiao Liu, Zi-Hui Ma, Run-Long Yu, Min Deng

Conference on Empirical Methods in Natural Language Processing

2025

Are Today's LLMs Ready to Explain Well-Being Concepts?

Bohan Jiang, Dawei Li, Zhen Tan, Chengshuai Zhao, Huan Liu

arXiv.org

2025

Beyond Accuracy: The Role of Calibration in Self-Improving Large Language Models

Liangjie Huang, Dawei Li, Huan Liu, Lu Cheng

BigData Congress [Services Society]

2025

Generative Models for Synthetic Data: Transforming Data Mining in the GenAI Era

Dawei Li, Yue Huang, Ming Li, Tianyi Zhou, Xiang-Liang Zhang, Huan Liu

International Conference on Information and Knowledge Management

2025

Dissecting Blockchain Network Partitioning Attacks and Novel Defense for Bitcoin and Ethereum

Ruonan Chen, Dawei Li, Yang Zhang, Yizhong Liu, Jianwei Liu, Zhenyu Guan, Min Xie, Qianhong Wu, Jianying Zhou, Willy Susilo

IEEE Transactions on Information Forensics and Security

2025

Bitcoin-Compatible Privacy-Preserving Multi-Party Payment Channels Supporting Variable Amounts

Ruonan Chen, Yang Zhang, Dawei Li, Yizhong Liu, Jianwei Liu, Qianhong Wu, Jianying Zhou, Willy Susilo

IEEE Transactions on Information Forensics and Security

2025

Realizing Corrupted-Shard Tolerance: A Sharding Blockchain with Preserving Global Resilience

Yizhong Liu, Andi Liu, Zhuocheng Pan, Yuxuan Hu, Jianwei Liu, Song Bian, Yuan Lu, Zhenyu Guan, Dawei Li, Meikang Qiu

ACM SIGSAC Conference on Computer and Communications Security (CCS)

2025

Metal: A Fully Decentralized User-Driven Access Control Scheme for Metaverse Utilizing MC-ABE and Sharding Blockchain

Yizhong Liu, Xinxin Xing, Jianwei Liu, Qianhong Wu, Zhenyu Guan, Dawei Li

IEEE Network

2025

Tree-Based Sharding With Cross-Shard Virtual Payment Channels

Yang Zhang, Ruonan Chen, Mengpei Jia, Dawei Li, Zhenyu Guan, Yizhong Liu, Jieyu Su

IEEE Internet of Things Journal

2025

Quantum-Resistant Sharding Blockchain and Its Application in Secure Data Transmission

Yizhong Liu, Boyu Zhao, Xun Lin, Zhenyu Guan, Dawei Li, Jianwei Liu, Qianhong Wu, Willy Susilo, Robert Huijie Deng

IEEE Journal on Selected Areas in Communications

2025

Fully Anonymous Decentralized Identity Supporting Threshold Traceability with Practical Blockchain

Yizhong Liu, Zedan Zhao, Boyu Zhao, Feiang Ran, Xun Lin, Dawei Li, Zhenyu Guan

2025

FLock: Robust and Privacy-Preserving Federated Learning based on Practical Blockchain State Channels

Ruonan Chen, Ye Dong, Yizhong Liu, Tingyu Fan, Dawei Li, Zhenyu Guan, Jianwei Liu, Jianying Zhou

2025

Double Spending Defense in Consortium Blockchain Under Network Partitioning

Jieyu Su, Dawei Li, Ruonan Chen, Yangkun Ren, Mengpei Jia

Lecture notes in computer science

2024

Can LLMs Learn from Previous Mistakes? Investigating LLMs' Errors to Boost for Reasoning

Yong-Qi Tong, Dawei Li, Si-Zhe Wang, Yujia Wang, Fei Teng, Jingbo Shang

Annual Meeting of the Association for Computational Linguistics

2024

From Generation to Judgment: Opportunities and Challenges of LLM-as-a-judge

Dawei Li, Bohan Jiang, Liangjie Huang, Alimohammad Beigi, Chengshuai Zhao, Zhen Tan, Amrita Bhattacharjee, Yuxuan Jiang, Canyu Chen, Tian-Hao Wu, Kai Shu, Lu Cheng, Huan Liu

Conference on Empirical Methods in Natural Language Processing

2024

Can LLMs Improve Multimodal Fact-Checking by Asking Relevant Questions?

Alimohammad Beigi, Bohan Jiang, Dawei Li, Zhen Tan, Pouya Shaeri, Tharindu Kumarage, Amrita Bhattacharjee, Huan Liu

BigData Congress [Services Society]

2024

SMoA: Improving Multi-agent Large Language Models with Sparse Mixture-of-Agents

Dawei Li, Zhen Tan, Peijia Qian, Yi-Fan Li, Kumar Satvik Chaudhary, Li-Jie Hu, Jiayi Shen

Pacific-Asia Conference on Knowledge Discovery and Data Mining

2024

BPO: Towards Balanced Preference Optimization between Knowledge Breadth and Depth in Alignment

Sizhe Wang, Yong-Qi Tong, Heng-Yuan Zhang, Dawei Li, Xin Zhang, Tian-Long Chen

North American Chapter of the Association for Computational Linguistics

2024

Large Language Models for Data Annotation and Synthesis: A Survey

Zhen Tan, Dawei Li, Song Wang, Alimohammad Beigi, Bohan Jiang, Amrita Bhattacharjee, Mansooreh Karami, Jun-Dong Li, Lu Cheng, Huan Liu

Conference on Empirical Methods in Natural Language Processing

2024

Exploring Large Language Models for Feature Selection: A Data-centric Perspective

Dawei Li, Zhen Tan, Huan Liu

SIGKDD Explorations

2024

Optimizing Language Model's Reasoning Abilities with Weak Supervision

Yong-Qi Tong, Si-Zhe Wang, Dawei Li, Yifan Wang, Si-Meng Han, Zi Lin, Chengsong Huang, Jia-Xin Huang, Jingbo Shang

arXiv.org

2024

A Question-centric Multi-experts Contrastive Learning Framework for Improving the Accuracy and Interpretability of Deep Sequential Knowledge Tracing Models

Heng-Yuan Zhang, Zitao Liu, Chenming Shang, Dawei Li, Yong Jiang

ACM Transactions on Knowledge Discovery from Data

2024

Balancing Speciality and Versatility: a Coarse to Fine Framework for Supervised Fine-tuning Large Language Model

Heng-Yuan Zhang, Yan-Ru Wu, Dawei Li, Zacc Yang, Rui Zhao, Yong Jiang, Fei Tan

Annual Meeting of the Association for Computational Linguistics

2024

Contextualization Distillation from Large Language Model for Knowledge Graph Completion

Dawei Li, Zhen Tan, Tian-Long Chen, Huan Liu

Findings

2024

READ: Improving Relation Extraction from an ADversarial Perspective

Dawei Li, William Hogan, Jingbo Shang

NAACL-HLT

2024

CausalEval: Towards Better Causal Reasoning in Language Models

Long-Xuan Yu, Delin Chen, Si-Heng Xiong, Qingyang Wu, Dawei Li, Zhikai Chen, Xiaoze Liu, Liang-Ming Pan

North American Chapter of the Association for Computational Linguistics

2024

Assessing the Impact of Conspiracy Theories Using Large Language Models

Bohan Jiang, Dawei Li, Zhen Tan, Xin-Yi Zhou, Ashwin Rao, Kristina Lerman, H. Bernard, Huan Liu

arXiv.org

2024

Multi-Committee ABE Based Decentralized Access Control With Sharding Blockchain for Web 3.0

Xinxin Xing, Yizhong Liu, Qianhong Wu, Zhenyu Guan, Dongyu Li, Dawei Li, Yuan Lu, Willy Susilo

IEEE Transactions on Dependable and Secure Computing

2024

Secure 6G Distributed Group Authentication and Key Agreement via Sharding Blockchain

Yizhong Liu, Zixiao Jia, Zixu Jiang, Jianwei Liu, Dawei Li, Zhenyu Guan, Qianhong Wu, Willy Susilo

IEEE Network

2023

ChatGPT:挑战、发展与治理

赵精武,王鑫,李大伟,刘艾杉,周号益

《北京航空航天大学学报:社会科学版》,Vol. 36, No. 2

2023

基于Rowhammer物理不可克隆函数的物理设备测绘框架

刘镝,徐闻含,王文东,李大伟,关振宇,刘建伟

《电子与信息学报》

2023

Eliminating Reasoning via Inferring with Planning: A New Framework to Guide LLMs' Non-linear Thinking

Yong-Qi Tong, Yifan Wang, Dawei Li, Si-Zhe Wang, Zi Lin, Si-Meng Han, Jingbo Shang

arXiv.org

2023

Assisting Language Learners: Automated Trans-Lingual Definition Generation via Contrastive Prompt Learning

Hengyuan Zhang, Dawei Li, Yan-Ran Li, Chenming Shang, Chufan Shi, Yong Jiang

Workshop on Innovative Use of NLP for Building Educational Applications

2023

Multi-level Contrastive Learning for Script-based Character Understanding

Dawei Li, Hengyuan Zhang, Yan-Ran Li, Shiping Yang

Conference on Empirical Methods in Natural Language Processing

2023

DAIL: Data Augmentation for In-Context Learning via Self-Paraphrase

Dawei Li, Yaxuan Li, Dheeraj Mekala, Shuya Li, Yulin Wang, Xueqin Wang, William Hogan, Jingbo Shang

arXiv.org

2023

CPAKA: Mutual Authentication and Key Agreement Scheme Based on Conditional PUF in Space-Air-Ground Integrated Network

Dawei Li, Dengcheng Liu, Yangkun Ren, Yu Sun, Zhenyu Guan, Qianhong Wu, Jiankun Hu, Jianwei Liu

IEEE Transactions on Dependable and Secure Computing

2023

PIPP: A Practical PUF-Based Intellectual Property Protection Scheme for DNN Model on FPGA

Dawei Li, Yangkun Ren, Dengcheng Liu, Yuxiao Guo, Zhenyu Guan, Jianwei Liu

IEEE Transactions on Circuits & Systems II Express Briefs

2023

PUF-Based Lightweight Authentication Framework for Large-Scale IoT Devices in Distributed Cloud

Dawei Li, Di Liu, Yiren Qi, Feifei Liu, Zhenyu Guan, Jianwei Liu

IEEE Network

2023

Defending against model extraction attacks with physical unclonable function

Dawei Li, Di Liu, Ying Guo, Yangkun Ren, Jieyu Su, Jianwei Liu

Information Sciences

2023

A Flexible Sharding Blockchain Protocol Based on Cross-Shard Byzantine Fault Tolerance

Yizhong Liu, Xinxin Xing, Haosu Cheng, Dawei Li, Zhenyu Guan, Jianwei Liu, Qianhong Wu

IEEE Transactions on Information Forensics and Security

2023

Blockchain-Based Licensed Spectrum Fair Distribution Method towards 6G-Envisioned Communications

Mengjiang Liu, Qianhong Wu, Dawei Li, Yiming Hei

Applied Sciences

2023

Scaling Blockchain via a Lightweight Tree-based Sharding System

Zhenyu Guan, Yang Zhang, Shizhong Li, Ruonan Chen, Dawei Li

International Conference on Networking and Network Applications (NaNA)

2023

Privacy-Preserving Cross-Silo Federated Learning Atop Blockchain for IoT

Huilin Li, Yu Sun, Yong Yu, Dawei Li, Zhenyu Guan, Jianwei Liu

IEEE Internet of Things Journal

2023

Intelligent and Fair IoV Charging Service Based on Blockchain With Cross-Area Consensus

Dawei Li, Ruonan Chen, Qinjun Wan, Zhenyu Guan, Shizhong Li, Min Xie, Jieyu Su, Jianwei Liu

IEEE Transactions on Intelligent Transportation Systems

2023

Lightweight and Privacy-Preserving Charging Reservation Authentication Protocol for 5G-V2G

Wanyu Hou, Yu Sun, Dawei Li, Zhenyu Guan, Jianwei Liu

IEEE Transactions on Vehicular Technology

2023

OTFS-based efficient handover authentication scheme with privacy-preserving for high mobility scenarios

Dawei Li, Di Liu, Yu Feng Sun, Jianwei Liu

China Communications

2022

基于Tamarin的5G AKA协议形式化分析及其改进方法

刘镝,王梓屹,李大伟,关振宇,孙钰,刘建伟

《密码学报(中英文)》

2022

Fine-grained Contrastive Learning for Definition Generation

Hengyuan Zhang, Dawei Li, Shiping Yang, Yan-Ran Li

AACL

2022

C^3KG: A Chinese Commonsense Conversation Knowledge Graph

Dawei Li, Yan-Ran Li, Jiayi Zhang, Ke Li, Chen Wei, Jianwei Cui, Bin Wang

Findings

2022

Interactive capsule network for implicit sentiment analysis

Yan-Jun Qian, Jin Wang, Dawei Li, Xuejie Zhang

Applied intelligence (Boston)

2022

Extremely Lightweight PUF-based Batch Authentication Protocol for End-Edge-Cloud Hierarchical Smart Grid

Feifei Liu, Yu Yan, Yu Sun, Jianwei Liu, Dawei Li, Zhenyu Guan

Security and Communication Networks

2022

Blockchain-based authentication for IIoT devices with PUF

Dawei Li, Ruonan Chen, Di Liu, Yingxian Song, Yangkun Ren, Zhenyu Guan, Yu Sun, Jianwei Liu

Journal of Systems Architecture

2022

PUF-Based Intellectual Property Protection for CNN Model

Dawei Li, Yangkun Ren, Di Liu, Zhenyu Guan, Qianyun Zhang, Yanzhao Wang, Jianwei Liu

Lecture notes in computer science

2022

Decentralized IoT Resource Monitoring and Scheduling Framework Based on Blockchain

Dawei Li, Ruonan Chen, Qinjun Wan, Zhenyu Guan, Yu Sun, Qianhong Wu, Jiankun Hu, Jianwei Liu

IEEE Internet of Things Journal

2022

Remote Audit Scheme of Embedded Device Software Based on TPM

Dawei Li, Yingpeng Zhang, Jian Cui, Di Liu, Yu Sun, Zhenyu Guan, Xu Wang

IEEE International Conference on Big Data Security on Cloud, IEEE International Conference on High Performance and Smart Computing, and IEEE International Conference on Intelligent Data and Security (BigDataSecurity/HPSC/IDS)

2022

Seamless Group Pre-handover Authentication Scheme for 5G High-Speed Rail Network

Zongxiao Li, Di Liu, Peiran Li, Dawei Li, Yu Sun, Zhenyu Guan, Jianwei Liu, Jie Gao

Lecture notes in computer science

2021

基于PUF的5G车联网V2V匿名认证与密钥协商协议

侯琬钰,孙钰,李大伟,崔剑,关振宇,刘建伟

《计算机研究与发展》

2021

Unified Authentication Scheme for IoT Blockchain Based on PUF

Dawei Li, Yingxian Song, Lixin Zhang, Di Liu, Baoquan Ma, Zhenyu Guan

IEEE International Conference on Parallel & Distributed Processing with Applications, Big Data & Cloud Computing, Sustainable Computing & Communications, Social Computing & Networking (ISPA/BDCloud/SocialCom/SustainCom)

2021

SRAM-PUF Based Lightweight Mutual Authentication Scheme for IoT

Yongqing Zhu, Zhenyu Guan, Ziyi Wang, Dawei Li, Yawei Wang, Mai Xu

IEEE International Conference on Parallel & Distributed Processing with Applications, Big Data & Cloud Computing, Sustainable Computing & Communications, Social Computing & Networking (ISPA/BDCloud/SocialCom/SustainCom)

2021

A Scalable Security Protocol for Intravehicular Controller Area Network

Zian Zhao, Yu Sun, Dawei Li, Jian Ming Cui, Zhenyu Guan, Jianwei Liu

Security and Communication Networks

2021

Practical AgentChain: A compatible cross-chain exchange system

Yiming Hei, Dawei Li, Chi Zhang, Jianwei Liu, Yizhong Liu, Qianhong Wu

Future Generation Computer Systems

2021

Off-chain Anonymous Payment Channel Scheme based on Mimblewimble

Zhenyu Guan, Lixin Zhang, Yingpeng Zhang, Dawei Li, Yu Sun, Jian Ming Cui

IEEE International Conference on Parallel & Distributed Processing with Applications, Big Data & Cloud Computing, Sustainable Computing & Communications, Social Computing & Networking (ISPA/BDCloud/SocialCom/SustainCom)

2021

Secure Vehicle Platooning Protocol for 5G C-V2X

Feifei Liu, Di Liu, Yu Sun, Dawei Li, Jian Ming Cui, Zhenyu Guan, Jianwei Liu

IEEE International Conference on Parallel & Distributed Processing with Applications, Big Data & Cloud Computing, Sustainable Computing & Communications, Social Computing & Networking (ISPA/BDCloud/SocialCom/SustainCom)

2021

A Blockchain-based Framework for Information Management in Internet of Vehicles

Xiaoqing Wen, Zhenyu Guan, Dawei Li, Hanzheng Lyu, Huimin Li

IEEE International Conference on Cyber Security and Cloud Computing / IEEE International Conference on Edge Computing and Scalable Cloud (CSCloud/EdgeCom)

2021

Traceable ring signatures: general framework and post-quantum security

Hanwen Feng, Jianwei Liu, Dawei Li, Yanan Li, Qianhong Wu

Designs Codes and Cryptography

2021

Making MA-ABE fully accountable: A blockchain-based approach for secure digital right management

Yiming Hei, Jianwei Liu, Hanwen Feng, Dawei Li, Yizhong Liu, Qianhong Wu

Computer Networks

2020

Themis: An accountable blockchain-based P2P cloud storage scheme

Yiming Hei, Yizhong Liu, Dawei Li, Jianwei Liu, Qianhong Wu

Peer-to-Peer Networking and Applications

2020

Blockchain: A distributed solution to UAV‐enabled mobile edge computing

Zhenyu Guan, Hanzheng Lyu, Dawei Li, Yiming Hei, Tongchen Wang

IET Communications

2020

FleetChain: A Secure Scalable and Responsive Blockchain Achieving Optimal Sharding

Yizhong Liu, Jianwei Liu, Dawei Li, Hui Yu, Qianhong Wu

Lecture notes in computer science

2020

A Blockchain-Based Resource Supervision Scheme for Edge Devices Under Cloud-Fog-End Computing Models

Tongchen Wang, Jianwei Liu, Dawei Li, Qianhong Wu

Lecture notes in computer science

2019

YUN-HPCC at SemEval-2019 Task 3: Multi-Step Ensemble Neural Network for Sentiment Analysis in Textual Conversation

Dawei Li, Jin Wang, Xuejie Zhang

International Workshop on Semantic Evaluation

2019

CIEA: A Corpus for Chinese Implicit Emotion Analysis

Dawei Li, Jin Wang, Xuejie Zhang

International Conference on Asian Language Processing

2019

A Certificate Life-cycle Management System Based on Blockchain in 5G

Yong Jiang, Jianwei Liu, Lin Zhong, Dawei Li, Hui Xu, Yuemin Cai

International Conference on Information Science and Control Engineering

2019

AgentChain: A Decentralized Cross-Chain Exchange System

Dawei Li, Jianwei Liu, Zongxun Tang, Qianhong Wu, Zhenyu Guan

2019

Efficient CCA2 Secure Flexible and Publicly-Verifiable Fine-Grained Access Control in Fog Computing

Dawei Li, Jianwei Liu, Qianhong Wu, Zhenyu Guan

IEEE Access

2018

基于区块链的密钥更新和可信定位系统

李大伟,刘建伟,关振宇,秦煜瑶,伍前红

《密码学报(中英文)》

2018

TBDCT: A Framework of Trusted Big Data Collection and Trade System Based on Blockchain and TSM

Zhenyu Guan, Ying Zhao, Dawei Li, Jianwei Liu

IEEE International Conference on Smart Cloud (SmartCloud)

2018

A Social-Network-Based Cryptocurrency Wallet-Management Scheme

Shuangyu He, Qianhong Wu, Xizhao Luo, Zhi Liang, Dawei Li, Hanwen Feng, Haibin Zheng, Yanan Li

IEEE Access

2017

Efficient CCA2 Secure Revocable Multi-authority Large-Universe Attribute-Based Encryption

Dawei Li, Jie Chen, Jianwei Liu, Qianhong Wu, Weiran Liu

Lecture notes in computer science

2016

Survey on key security technologies for space information networks

Liu Jianwei, Weiran Liu, Qianhong Wu, Dawei Li, Chen Shigang

Journal of Communications and Information Networks

2011

基于身份的泛在通信隐私保护方案

李大伟,杨庚,苏弘逸,陈燕俐,杨震

《通信学报》

2010

基于单向散列链的可更新(t,n)门限秘密共享方案

李大伟,杨庚

《通信学报》

2010

一种基于身份加密的可验证秘密共享方案

李大伟,杨庚,朱莉

《电子学报》

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