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Algorithms for the metric ring star problem with fixed edge-cost ratio 期刊论文
JOURNAL OF COMBINATORIAL OPTIMIZATION, 2021, 卷号: 42, 期号: 3, 页码: 499-523
Authors:  Chen, Xujin;  Hu, Xiaodong;  Jia, Xiaohua;  Tang, Zhongzheng;  Wang, Chenhao;  Zhang, Ying
Favorite  |  View/Download:42/0  |  Submit date:2022/04/02
Ring star  Approximation algorithms  Heuristics  Local search  Connected facility location  
Atomic Dynamic Flow Games: Adaptive vs. Nonadaptive Agents 期刊论文
OPERATIONS RESEARCH, 2021, 页码: 17
Authors:  Cao, Zhigang;  Chen, Bo;  Chen, Xujin;  Wang, Changjun
Favorite  |  View/Download:44/0  |  Submit date:2022/04/02
selfish atomic routing  deterministic queuing  adaptive routing  subgame perfect equilibrium  Nash equilibrium  
Tight efficiency lower bounds for strategy-proof mechanisms in two-opposite-facility location game 期刊论文
INFORMATION PROCESSING LETTERS, 2021, 卷号: 168, 页码: 6
Authors:  Chen, Xujin;  Hu, Xiaodong;  Tang, Zhongzheng;  Wang, Chenhao
Favorite  |  View/Download:93/0  |  Submit date:2021/04/26
Facility location game  (Universally) strategy-proof mechanism  Approximation algorithms  Inapproximability  
The efficiency of Nash equilibria in the load balancing game with a randomizing scheduler 期刊论文
THEORETICAL COMPUTER SCIENCE, 2020, 卷号: 838, 页码: 180-194
Authors:  Chen, Xujin;  Hu, Xiaodong;  Wang, Chenhao;  Wu, Xiaoying
Favorite  |  View/Download:104/0  |  Submit date:2020/11/18
Load balancing game  Price of anarchy  Price of stability  Decision-making principle  Nash equilibrium  
Ranking tournaments with no errors II: Minimax relation 期刊论文
JOURNAL OF COMBINATORIAL THEORY SERIES B, 2020, 卷号: 142, 页码: 244-275
Authors:  Chen, Xujin;  Ding, Guoli;  Zang, Wenan;  Zhao, Qiulan
Favorite  |  View/Download:91/0  |  Submit date:2020/05/24
Tournament  Feedback arc set  Integrality  Duality  Algorithm  
Ranking tournaments with no errors I: Structural description 期刊论文
JOURNAL OF COMBINATORIAL THEORY SERIES B, 2020, 卷号: 141, 页码: 264-294
Authors:  Chen, Xujin;  Ding, Guoli;  Zang, Wenan;  Zhao, Qiulan
Favorite  |  View/Download:90/0  |  Submit date:2020/05/24
Tournament  Feedback arc set  Cycle packing  Minimax relation  Characterization  
On weak Pareto optimality of nonatomic routing networks 期刊论文
JOURNAL OF COMBINATORIAL OPTIMIZATION, 2020, 页码: 19
Authors:  Chen, Xujin;  Diao, Zhuo;  Hu, Xiaodong
Favorite  |  View/Download:97/0  |  Submit date:2020/05/24
Nonatomic selfish routing  Nash equilibrium  Weakly Pareto optimal  Multi-commodity network