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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
作者:  Chen, Xujin;  Hu, Xiaodong;  Jia, Xiaohua;  Tang, Zhongzheng;  Wang, Chenhao;  Zhang, Ying
收藏  |  浏览/下载:145/0  |  提交时间:2022/04/02
Ring star  Approximation algorithms  Heuristics  Local search  Connected facility location  
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
作者:  Chen, Xujin;  Ding, Guoli;  Zang, Wenan;  Zhao, Qiulan
收藏  |  浏览/下载:162/0  |  提交时间: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
作者:  Chen, Xujin;  Ding, Guoli;  Zang, Wenan;  Zhao, Qiulan
收藏  |  浏览/下载:172/0  |  提交时间: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
作者:  Chen, Xujin;  Diao, Zhuo;  Hu, Xiaodong
收藏  |  浏览/下载:180/0  |  提交时间:2020/05/24
Nonatomic selfish routing  Nash equilibrium  Weakly Pareto optimal  Multi-commodity network