个人简介
Education Background
2002.9~2006.7 本科 清华大学计算机科学与技术系
2006.8~2011.8 博士 （美国）密歇根大学计算机系
2011.9~2014.8 博士后研究员 （德国）马克斯普朗克信息学研究所
Awards
2011 德国洪堡奖学金
Teaching
清华大学交叉信息研究院：
计算理论（本科生），2015~2023春
算法设计与分析（研究生），2015~2023秋
现代信息技术理论与实践（本科生），2016夏，2017夏
计算机入门（本科生），2020秋，2021秋
萨尔大学（德国）：
2012夏，高等图论算法（研究生），与Jens M. Schmidt 和 Magnus Wahlström 合讲
近期论文
查看导师新发文章
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Journal Articles
Connectivity Oracles for Graphs Subject to Vertex Failures Ran Duan, Seth Pettie SIAM J. Comput., 49(6), 1363–1396
Scaling Algorithms for Weighted Matching in General Graphs Ran Duan, Seth Pettie, Hsin-Hao Su ACM Transactions on Algorithms 14(1), Article 8, 2018
A Combinatorial Polynomial Algorithm for the Linear Arrow-Debreu Market Ran Duan, Kurt Mehlhorn Journal version: Information and Computation, Volume 243, 112-132, 2015
Linear-Time Approximation for Maximum Weight Matching Ran Duan, Seth Pettie Journal of the ACM, 61(1):1-23, 2014
Conference Papers
A Randomized Algorithm for Single-Source Shortest Path on Undirected Real-Weighted Graphs Ran Duan, Jiayi Mao, Xinkai Shu, Longhui Yin To appear in the 64th Annual Symposium on Foundations of Computer Science (FOCS '23)
Faster Matrix Multiplication via Asymmetric Hashing Ran Duan, Hongxun Wu, Renfei Zhou To appear in the 64th Annual Symposium on Foundations of Computer Science (FOCS '23)
Maintaining Exact Distances under Multiple Edge Failures Ran Duan, Hanlin Ren In Proceedings of the 54th Annual ACM Symposium on Theory of Computing (STOC '22)
Faster Min-Plus Product for Monotone Instances Shucheng Chi, Ran Duan, Tianle Xie, Tianyi Zhang In Proceedings of the 54th Annual ACM Symposium on Theory of Computing (STOC '22)
Faster Algorithms for Bounded-Difference Min-Plus Product Shucheng Chi, Ran Duan, Tianle Xie In Proceedings of the 33rd ACM-SIAM Symposium on Discrete Algorithms (SODA '22)
Near-Optimal Time-Energy Trade-Offs for Deterministic Leader Election Yi-Jun Chang, Ran Duan, Shunhua Jiang In the 33rd ACM Symposium on Parallelism in Algorithms and Architectures (SPAA '21)
Approximate Distance Oracles Subject to Multiple Vertex Failures Ran Duan, Yong Gu, Hanlin Ren In Proceedings of the 32nd ACM-SIAM Symposium on Discrete Algorithms (SODA '21)
A Scaling Algorithm for Weighted f-Factors in General Graphs Ran Duan, Haoqing He, Tianyi Zhang In the 47th International Colloquium on Automata, Languages, and Programming (ICALP '20)
Roundtrip Spanners with (2k-1) Stretch Ruoxu Cen, Ran Duan, Yong Gu In the 47th International Colloquium on Automata, Languages, and Programming (ICALP '20)
Near-linear Time Algorithms for Approximate Minimum Degree Spanning Trees Ran Duan, Haoqing He, Tianyi Zhang To appear in the 14th Latin American Theoretical Informatics Symposium (LATIN '20)
Faster Algorithms for All Pairs Non-decreasing Paths Problem Ran Duan, Ce Jin, Hongxun Wu In the 46th International Colloquium on Automata, Languages, and Programming (ICALP '19)
Dynamic Edge Coloring with Improved Approximation Ran Duan, Haoqing He, Tianyi Zhang In Proceedings of the 30th ACM-SIAM Symposium on Discrete Algorithms (SODA '19)
Approximating All-Pair Bounded-Leg Shortest Path and APSP-AF in Truly-Subcubic Time Ran Duan, Hanlin Ren In the 45th International Colloquium on Automata, Languages, and Programming (ICALP '18)
Single-Source Bottleneck Path Algorithm Faster than Sorting for Sparse Graphs Ran Duan, Kaifeng Lyu, Yuanhang Xie In the 45th International Colloquium on Automata, Languages, and Programming (ICALP '18)
Improved Time Bounds for All Pairs Non-decreasing Paths in General Digraphs Ran Duan, Yong Gu, Le Zhang In the 45th International Colloquium on Automata, Languages, and Programming (ICALP '18)
Improved Algorithms for Maintaining DFS Tree in Undirected Graphs Lijie Chen, Ran Duan, Ruosong Wang, Hanrui Zhang, Tianyi Zhang In the Scandinavian Symposium and Workshops on Algorithm Theory (SWAT '18)
Improved Distance Sensitivity Oracles via Tree Partitioning Ran Duan, Tianyi Zhang In the Algorithms and Data Structures Symposium (WADS '17)
Faster Worst-Case Update Time for Dynamic Subgraph Connectivity Ran Duan, Le Zhang In the Algorithms and Data Structures Symposium (WADS '17)
Scaling Algorithms for Weighted Matching in General Graphs Ran Duan, Seth Pettie, Hsin-Hao Su In Proceedings of the 28th ACM-SIAM Symposium on Discrete Algorithms (SODA '17)
Connectivity Oracles for Graphs Subject to Vertex Failures Ran Duan, Seth Pettie In Proceedings of the 28th ACM-SIAM Symposium on Discrete Algorithms (SODA '17)
An Improved Combinatorial Polynomial Algorithm for the Linear Arrow-Debreu Market Ran Duan, Jugal Garg, Kurt Mehlhorn In Proceedings of the 27th ACM-SIAM Symposium on Discrete Algorithms (SODA '16)
Approximation Algorithms for the Gromov Hyperbolicity of Discrete Metric Spaces Ran Duan In proceedings of the 11th Latin American Theoretical Informatics Symposium (LATIN '14)
A Combinatorial Polynomial Algorithm for the Linear Arrow-Debreu Market Ran Duan, Kurt Mehlhorn In Proceedings of the 40th International Colloquium on Automata, Languages and Programming (ICALP '13)
Breaking the $O(n^{2.5})$ Deterministic Time Barrier for Undirected Unit-Capacity Maximum Flow Ran Duan In Proceedings of the 24th ACM-SIAM Symposium on Discrete Algorithms (SODA '13)
A Scaling Algorithm for Maximum Weight Matching in Bipartite Graphs Ran Duan, Hsin-Hao Su In Proceedings of the 23rd ACM-SIAM Symposium on Discrete Algorithms (SODA '12)
Approximating Maximum Weight Matching in Near-linear Time Ran Duan, Seth Pettie In Proceedings of the 51st IEEE Symposium on Foundations of Computer Science (FOCS '10)
New Data Structures for Subgraph Connectivity Ran Duan In Proceedings of the 37th International Colloquium on Automata, Languages and Programming (ICALP '10)
Connectivity Oracles for Failure Prone Graphs Ran Duan, Seth Pettie In Proceedings of the 42nd ACM Symposium on Theory of Computing (STOC '10)
Dual-Failure Distance and Connectivity Oracles Ran Duan, Seth Pettie In Proceedings of the 20th ACM-SIAM Symposium on Discrete Algorithms (SODA '09)
Fast Algorithms for (Max,Min)-Matrix Multiplication and Bottleneck Shortest Paths Ran Duan, Seth Pettie In Proceedings of the 20th ACM-SIAM Symposium on Discrete Algorithms (SODA '09)
Bounded-leg Distance and Reachability Oracles Ran Duan, Seth Pettie In Proceedings of the 19th ACM-SIAM Symposium on Discrete Algorithms (SODA '08)
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