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Zhixuan Fang

SQZ PI(July 2020-present)
THU Assistant Professor

Biography

Shanghai Qi Zhi Institute PI, Assistant Professor at IIIS, Tsinghua.

Obtained a Ph.D. from the Institute for Interdisciplinary Information Sciences at Tsinghua University and a Bachelor's degree from the School of Physics at Peking University. Prior to joining Tsinghua University, served as a postdoctoral researcher at The Chinese University of Hong Kong. Currently, research interests focus on the analysis and optimization of internet sharing and trading platforms, mechanism design for blockchain systems, network economics, and collective intelligence.

Research Direction

Blockchain Systems

Design and analysis of high-performance and incentive-compatible blockchain systems

Multi-agent game and learning

Fundamental theory of multi-agent collaboration, game, learning, and decision-making

Decentralized computing

Efficient and trustworthy computing in decentralized networked systems

Paper/Publication

22. Canhui Chen, Zhixuan Fang, We-TIPS: Weak-Block-Based Transaction Inclusion Protocol with Signaling in DAG-based Blockchain, WiOpt, 2023 查看PDF


21. Rongwu Xu, Sen Yang, Fan Zhang, Zhixuan Fang, MISO: Legacy-compatible Privacy-preserving Single Sign-on using Trusted Execution Environments, Euro S&P, 2023 查看PDF


20. Canhui Chen, Zerui Cheng, Shutong Qu, Zhixuan Fang, Crowdsourcing Work as Mining: A Decentralized Computation and Storage Paradigm, APNET, 2023 查看PDF


19. Canhui Chen, Zhixuan Fang, Gacha Game Analysis and Design, ACM SIGMETRICS, 2023 查看PDF


18. Yunshu Liu, Zhixuan Fang, Man Hon Cheung, Wei Cai, Jianwei Huang, Mechanisms Design for Blockchain Storage Sustainability, IEEE Communications Magazine, 2023 查看PDF


17. Qingsong Liu, Zhixuan Fang, Learning to Schedule Tasks with Deadline and Throughput Constraints, INFOCOM, 2023 查看PDF


16. Canhui Chen, Xu Chen, and Zhixuan Fang†, TIPS: Transaction Inclusion Protocol with Signaling in DAG-Based Blockchain, (JSAC) IEEE Journal on Selected Areas in Communications , 2023 查看PDF


15. Yunshu Liu, Shulin Ke, Zhixuan Fang, Man Hon Cheung, Wei Cai, and Jianwei Huang, A Storage Sustainability Mechanism with Heterogeneous Miners in Blockchain, (JSAC) IEEE Journal on Selected Areas in Communications, 2022 查看PDF


14. Yunshu Liu, Zhixuan Fang, Man Hon Cheung, Wei Cai, and Jianwei Huang, An Incentive Mechanism for Sustainable Blockchain Storage, (ToN) IEEE/ACM Transactions on Networking, 2022 查看PDF


13. Qingsong Liu, Weihang Xu, Siwei Wang, and Zhixuan Fang†, Combinatorial Bandits with Linear Constraints: Beyond Knapsacks and Fairness, (NeurIPS) Proceedings of the Thirty-sixth Conference on Neural Information Processing Systems, 2022 查看PDF 


12. Yirui Zhang, Siwei Wang, and Zhixuan Fang†, Matching in Multi-arm Bandit with Collision, (NeurIPS) Proceedings of the Thirty-sixth Conference on Neural Information Processing Systems, 2022 查看PDF 


11. Jiayuan Liu, Canhui Chen, Lulu Zhou, and Zhixuan Fang†, Real-Time Recursive Routing in Payment Channel Network: A Bidding-based Design, (WiOpt) Proceedings of the 20th International Symposium on Modeling and Optimization in Mobile, Ad Hoc and Wireless Networks, 2022 查看PDF 


10. Qingsong Liu, Zhuoran Li, and Zhixuan Fang†, Online Convex Optimization with Switching Costs: Algorithms and Performance, (WiOpt) Proceedings of the 20th International Symposium on Modeling and Optimization in Mobile, Ad Hoc and Wireless Networks, 2022 查看PDF 


9. Hongbo Zhang, Sizheng Fan, Zhixuan Fang, and Wei Cai, Economic Analysis of Decentralized Exchange Market with Transaction Fee Mining, (BSCI) In 2022 ACM International Symposium on Blockchain and Secure Critical Infrastructure, 2022 查看PDF


8. Jingfan Yu, Mengqian Zhang, Xi Chen, Zhixuan Fang†, SoK: Play-to-Earn Projects, arxiv, 2022 查看PDF


7. Qingsong Liu, Wenfei Wu, Longbo Huang, Zhixuan Fang†, Simultaneously Achieving Sublinear Regret and Constraint Violations for Online Convex Optimization with Time-varying Constraints, (Performance) ACM SIGMETRICS Performance Evaluation Review (IFIP Performance '21 conference), 2022 查看PDF


6. Qingsong Liu, Wenfei Wu, Longbo Huang, Zhixuan Fang†, Simultaneously Achieving Sublinear Regret and Constraint Violations for Online Convex Optimization with Time-varying Constraints, (PEVA) Performance Evaluation, 2021 查看PDF


5. Ningning Ding; Zhixuan Fang; Lingjie Duan; Jianwei Huang, Optimal Incentive and Load Design for Distributed Coded Machine Learning, (JSAC) IEEE Journal on Selected Areas in Communications, 2021 查看PDF


4. Ningning Ding; Zhixuan Fang; Jianwei Huang, Optimal Contract Design for Efficient Federated Learning With Multi-Dimensional Private Information, (JSAC) IEEE Journal on Selected Areas in Communications, 2021 查看PDF


3. Yihan Du, Siwei Wang, Zhixuan Fang, and Longbo Huang,  Continuous Mean-Covariance Bandits, (NeurIPS) Proceedings of the 35th Conference on Neural Information Processing Systems, 2021 查看PDF 


2. Ningning Ding; Zhixuan Fang; Lingjie Duan; Jianwei Huang, Incentive Mechanism Design for Distributed Coded Machine Learning, (INFOCOM) Proceedings of IEEE International Conference on Computer Communications, 2021 查看PDF


1. Ningning Ding, Zhixuan Fang, and Jianwei Huang, Information Disclosure Game on Sharing Platforms, (Globecom) Proceedings of The 2020 IEEE Global Communications Conference, 2021 查看PDF