2025

1. VLDB’2025

   Efficient Historical Butterfly Counting in Large Temporal Bipartite Networks via Graph Structure-aware Index

   Qiuyang Mang*, Jingbang Chen*, Hangrui Zhou*, Yu Gao, Yingli Zhou, Richard Peng, Yixiang Fang, and Chenhao Ma

   PDF Code
2. SIGMOD’2025

   Finding Logic Bugs in Spatial Database Engines via Affine Equivalent Inputs

   Wenjing Deng, Qiuyang Mang, Chengyu Zhang, and Manuel Rigger

   Proc. ACM Manag. Data, Berlin, Germany,

   PDF Code Poster
3. SIGMOD’2025

   Finding Logic Bugs in Graph-processing Systems via Graph-cutting

   Qiuyang Mang, Jinsheng Ba, Pinjia He, and Manuel Rigger

   Proc. ACM Manag. Data, Berlin, Germany,

   PDF Code Poster

2024

1. ICSE’2024

   Testing Graph Database Systems via Equivalent Query Rewriting

   Qiuyang Mang*, Aoyang Fang*, Boxi Yu, Hanfei Chen, and Pinjia He

   Proceedings of the 46th International Conference on Software Engineering, Lisbon, Portugal,

   PDF Code
2. KDD’2024

   Scalable Algorithm for Finding Balanced Subgraphs with Tolerance in Signed Networks

   Jingbang Chen*, Qiuyang Mang*, Hangrui Zhou*, Richard Peng, Yu Gao, and Chenhao Ma

   Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining,

   PDF Code

Manuscript

1. AutoCode: LLMs as Problem Setters for Competitive Programming

   Shang Zhou, Zihan Zheng, Kaiyuan Liu, Zeyu Shen, Zerui Cheng, Zexing Chen, Hansen He, Jianzhu Yao, Huanzhi Mao, Qiuyang Mang, Tianfu Fu, Beichen Li, and 9 more authors

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2. Curing Miracle Steps in LLM Mathematical Reasoning with Rubric Rewards

   Youliang Yuan, Qiuyang Mang, Jingbang Chen, Hong Wan, Xiaoyuan Liu, Junjielong Xu, Jen-tse Huang, Wenxuan Wang, Wenxiang Jiao, and Pinjia He

   PDF
3. Continuum: Efficient and Robust Multi-Turn LLM Agent Scheduling with KV Cache Time-to-Live

   Hanchen Li, Qiuyang Mang, Runyuan He, Qizheng Zhang, Huanzhi Mao, Xiaokun Chen, Alvin Cheung, Joseph Gonzalez, and Ion Stoica

   PDF Code
4. Automated Discovery of Test Oracles for Database Management Systems Using LLMs

   Qiuyang Mang, Runyuan He, Suyang Zhong, Xiaoxuan Liu, Huanchen Zhang, and Alvin Cheung

   PDF
5. Nearly Optimal Internal Dictionary Matching

   Jingbang Chen*, Jiangqi Dai*, Qiuyang Mang*, Qingyu Shi*, and Tingqiang Xu*

   PDF
6. Retromorphic Testing: A New Approach to the Test Oracle Problem

   Boxi Yu*, Qiuyang Mang*, Qingshuo Guo, and Pinjia He

   PDF Code