Chenhao Ma

86 papers A* 12A 3Misc 1Journal 54Unranked 16
YearRankTypeTitle / Venue / Authors
2026 J jnl
Explainable Anomaly Detection in Dynamic Heterogeneous Graphs via Relation Evolution.
IEEE Trans. Knowl. Data Eng.
Xiaolin Han, Xiurui Hu, Chenhao Ma, Xuequn Shang
2026 J jnl
Finding Locally Densest Subgraphs: Convex Programming with Edge and Triangle Density.
VLDB J.
Yi Yang, Chenhao Ma, Reynold Cheng, Laks V. S. Lakshmanan, Xiaolin Han
2026 — conf
Hitcher: Efficient GPU-based Vector Search via Cluster-Centric Kernel and Hitch-Ride Ordering.
KDD (1)
Qihui Zhou, Changji Li, Guanxian Jiang, Chenhao Ma, Xiao Yan, Yu Mao, Ming-Chang Yang, James Cheng
2026 A* conf
Mamba Hawkes Process for Event Sequence Modeling.
WWW
Shan Dai, Yuyang Shen, Yuyang Liang, Chenhao Ma, Anningzhe Gao
2026 J jnl
Revisiting Task-Oriented Dataset Search in the Era of Large Language Models: Challenges, Benchmark, and Solution.
Proc. VLDB Endow.
Zixin Wei, Yucan Guo, Jinyang Li, Xiaolin Han, Xiaolong Jin, Chenhao Ma
2026 J jnl
Text2GQL-Bench: A Text to Graph Query Language Benchmark [Experiment, Analysis & Benchmark].
CoRR
Songlin Lyu, Lujie Ban, Zihang Wu, Tianqi Luo, Jirong Liu, Chenhao Ma, Yuyu Luo, Nan Tang, Shipeng Qi, Heng Lin, Yongchao Liu, Chuntao Hong
2026 J jnl
Understanding and Guiding Layer Placement in Parameter-Efficient Fine-Tuning of Large Language Models.
CoRR
Yichen Xu, Yuyang Liang, Shan Dai, Tianyang Hu, Tsz Nam Chan, Chenhao Ma
2025 J jnl
Accelerating Skyline Path Enumeration with a Core Attribute Index on Multi-attribute Graphs.
Proc. ACM Manag. Data
Yuanyuan Zeng, Yixiang Fang, Wensheng Luo, Chenhao Ma
2025 A* conf
Are Large Language Models Ready for Multi-Turn Tabular Data Analysis?
ICML
Jinyang Li, Nan Huo, Yan Gao, Jiayi Shi, Yingxiu Zhao, Ge Qu, Bowen Qin, Yurong Wu, Xiaodong Li, Chenhao Ma, Jian-Guang Lou, Reynold Cheng
2025 J jnl
Attribute Filtering in Approximate Nearest Neighbor Search: An In-depth Experimental Study.
CoRR
Mocheng Li, Xiao Yan, Baotong Lu, Yue Zhang, James Cheng, Chenhao Ma
2025 J jnl
Attribute Filtering in Approximate Nearest Neighbor Search: An In-depth Experimental Study.
Proc. ACM Manag. Data
Mocheng Li, Xiao Yan, Baotong Lu, Yue Zhang, James Cheng, Chenhao Ma
2025 J jnl
BIRD-INTERACT: Re-imagining Text-to-SQL Evaluation for Large Language Models via Lens of Dynamic Interactions.
CoRR
Nan Huo, Xiaohan Xu, Jinyang Li, Per Jacobsson, Shipei Lin, Bowen Qin, Binyuan Hui, Xiaolong Li, Ge Qu, Shuzheng Si, Linheng Han, Edward Alexander, Xintong Zhu, Rui Qin, Ruihan Yu, Yiyao Jin, Feige Zhou, Weihao Zhong, Yun Chen, Hongyu Liu, Chenhao Ma, Fatma Özcan, Yannis Papakonstantinou, Reynold Cheng
2025 — conf
CSPO: Cross-Market Synergistic Stock Price Movement Forecasting with Pseudo-volatility Optimization.
WWW (Companion Volume)
Sida Lin, Yankai Chen, Yiyan Qi, Chenhao Ma, Bokai Cao, Yifei Zhang, Xue Liu, Jian Guo
2025 J jnl
CSPO: Cross-Market Synergistic Stock Price Movement Forecasting with Pseudo-volatility Optimization.
CoRR
Sida Lin, Yankai Chen, Yiyan Qi, Chenhao Ma, Bokai Cao, Yifei Zhang, Xue Liu, Jian Guo
2025 J jnl
Efficient Historical Butterfly Counting in Large Temporal Bipartite Networks via Graph Structure-aware Index.
Proc. VLDB Endow.
Qiuyang Mang, Jingbang Chen, Hangrui Zhou, Yu Gao, Yingli Zhou, Qingyu Shi, Richard Peng, Yixiang Fang, Chenhao Ma
2025 J jnl
Efficient Maintenance of 2-Hop Labeling Index on Dynamic Small-World Graphs.
Proc. VLDB Endow.
Yuanyuan Zeng, Yixiang Fang, Kun Chen, Yangfan Li, Chenhao Ma
2025 A* conf
Efficient Structural Clustering Over Hypergraphs.
ICDE
Dong Pan, Xu Zhou, Lingwei Li, Quanqing Xu, Chuanhui Yang, Chenhao Ma, Kenli Li
2025 J jnl
Finding Locally Densest Subgraphs: Convex Programming with Edge and Triangle Density.
CoRR
Yi Yang, Chenhao Ma, Reynold Cheng, Laks V. S. Lakshmanan, Xiaolin Han
2025 J jnl
Hypergraph-Enhanced Multi-Granularity Stochastic Weight Completion in Sparse Road Networks.
ACM Trans. Knowl. Discov. Data
Xiaolin Han, Yikun Zhang, Chenhao Ma, Xuequn Shang, Reynold Cheng, Tobias Grubenmann, Xiaodong Li
2025 — conf
Micro-Act: Mitigate Knowledge Conflict in Question Answering via Actionable Self-Reasoning.
ACL (1)
Nan Huo, Jinyang Li, Bowen Qin, Ge Qu, Xiaolong Li, Xiaodong Li, Chenhao Ma, Reynold Cheng
2025 J jnl
Micro-Act: Mitigate Knowledge Conflict in Question Answering via Actionable Self-Reasoning.
CoRR
Nan Huo, Jinyang Li, Bowen Qin, Ge Qu, Xiaolong Li, Xiaodong Li, Chenhao Ma, Reynold Cheng
2025 — conf
MoDiff - Graph Generation with Motif-aware Diffusion Model.
KDD (2)
Yuwei Xu, Chenhao Ma
2025 — conf
RADIO: Effective and Efficient Anomalous Subgraph Discovery in Financial Networks.
DASFAA (2)
Xiaolin Han, Yikun Zhang, Chenhao Ma, Lingyun Song, Xuequn Shang
2025 — conf
ReadGraph: Relational Evolution Enhanced Anomaly Detection in Dynamic Heterogeneous Graph.
WWW (Companion Volume)
Xiaolin Han, Xiurui Hu, Chenhao Ma, Xuequn Shang
2025 J jnl
Revisiting Task-Oriented Dataset Search in the Era of Large Language Models: Challenges, Benchmark, and Solution.
CoRR
Zixin Wei, Yucan Guo, Jinyang Li, Xiaolin Han, Xiaolong Jin, Chenhao Ma
2025 — conf
SHARE: An SLM-based Hierarchical Action CorREction Assistant for Text-to-SQL.
ACL (1)
Ge Qu, Jinyang Li, Bowen Qin, Xiaolong Li, Nan Huo, Chenhao Ma, Reynold Cheng
2025 J jnl
SHARE: An SLM-based Hierarchical Action CorREction Assistant for Text-to-SQL.
CoRR
Ge Qu, Jinyang Li, Bowen Qin, Xiaolong Li, Nan Huo, Chenhao Ma, Reynold Cheng
2025 — conf
STAR: Spatio-Temporal Trajectory Recovery for Sparse and Uncertain Marine Trajectories.
DASFAA (6)
Xiaolin Han, Songliang Bai, Gaukhar Issayeva, Chenhao Ma, Fang Li, Xuequn Shang
2025 A conf
STORM: Spatio-Temporal Similar Trajectory Retrieval on Non-Uniform Maritime Data.
CIKM
Xiaolin Han, Yonghao Zhou, Chenhao Ma, Fang Li, Xuequn Shang
2025 A* conf
STREAM: Hierarchical Dynamic Traffic Pattern Inference for Sparse Trajectory Recovery.
ICDM
Xiaolin Han, Tianwen Zhang, Yuke Li, Gaukhar Issayeva, Chenhao Ma, Lingyun Song, Xuequn Shang
2025 J jnl
SWE-SQL: Illuminating LLM Pathways to Solve User SQL Issues in Real-World Applications.
CoRR
Jinyang Li, Xiaolong Li, Ge Qu, Per Jacobsson, Bowen Qin, Binyuan Hui, Shuzheng Si, Nan Huo, Xiaohan Xu, Yue Zhang, Ziwei Tang, Yuanshuai Li, Florensia Widjaja, Xintong Zhu, Feige Zhou, Yongfeng Huang, Yannis Papakonstantinou, Fatma Ozcan, Chenhao Ma, Reynold Cheng
2025 J jnl
Scalable Approximate Biclique Counting over Large Bipartite Graphs.
CoRR
Jingbang Chen, Weinuo Li, Yingli Zhou, Hangrui Zhou, Qiuyang Mang, Can Wang, Yixiang Fang, Chenhao Ma
2025 J jnl
Scalable Approximate Biclique Counting over Large Bipartite Graphs.
Proc. VLDB Endow.
Jingbang Chen, Weinuo Li, Yingli Zhou, Hangrui Zhou, Qiuyang Mang, Can Wang, Yixiang Fang, Chenhao Ma
2025 — conf
SemExplorer: A User Interface for Semantic Approach to Customized Dataset Search.
SIGMOD Conference Companion
Zixin Wei, Jun Han, Xiaolin Han, Chenhao Ma
2025 J jnl
Similarity and Diversity: PCA-Based Contribution Evaluation in Federated Learning.
IEEE Internet Things J.
Zhiheng Liu, Hongtao Lv, Xiangyu Liu, Chenhao Ma, Fan Wu, Lei Liu, Lizhen Cui
2025 — conf
TRACE: Intra-visit Clinical Event Nowcasting via Effective Patient Trajectory Encoding.
WWW (Companion Volume)
Yuyang Liang, Yankai Chen, Yixiang Fang, Laks V. S. Lakshmanan, Chenhao Ma
2025 J jnl
TRACE: Intra-visit Clinical Event Nowcasting via Effective Patient Trajectory Encoding.
CoRR
Yuyang Liang, Yankai Chen, Yixiang Fang, Laks V. S. Lakshmanan, Chenhao Ma
2025 — conf
TempASD: Temporal Anomalous Subgraph Discovery in Large-Scale Dynamic Financial Networks.
KDD (2)
Xiaolin Han, Yikun Zhang, Chenhao Ma, Lingyun Song, Reynold Cheng, Xuequn Shang
2025 A* conf
UTCS: Effective Unsupervised Temporal Community Search with Pre-training of Temporal Dynamics and Subgraph Knowledge.
SIGIR
Yue Zhang, Yankai Chen, Yingli Zhou, Yucan Guo, Xiaolin Han, Chenhao Ma
2025 J jnl
UTCS: Effective Unsupervised Temporal Community Search with Pre-training of Temporal Dynamics and Subgraph Knowledge.
CoRR
Yue Zhang, Yankai Chen, Yingli Zhou, Yucan Guo, Xiaolin Han, Chenhao Ma
2025 — conf
UnG-MoCha: Neural Motif Counting in Uncertain Graphs.
KDD (2)
Lujie Ban, Xiaolin Han, Jinyang Li, Chenhao Ma
2024 J jnl
A Counting-based Approach for Efficient k-Clique Densest Subgraph Discovery.
Proc. ACM Manag. Data
Yingli Zhou, Qingshuo Guo, Yixiang Fang, Chenhao Ma
2024 A* conf
A Similarity-based Approach for Efficient Large Quasi-clique Detection.
WWW
Jiayang Pang, Chenhao Ma, Yixiang Fang
2024 J jnl
Accelerating directed densest subgraph queries with software and hardware approaches.
VLDB J.
Chenhao Ma, Yixiang Fang, Reynold Cheng, Laks V. S. Lakshmanan, Xiaolin Han, Xiaodong Li
2024 — conf
Before Generation, Align it! A Novel and Effective Strategy for Mitigating Hallucinations in Text-to-SQL Generation.
ACL (Findings)
Ge Qu, Jinyang Li, Bowen Li, Bowen Qin, Nan Huo, Chenhao Ma, Reynold Cheng
2024 J jnl
Before Generation, Align it! A Novel and Effective Strategy for Mitigating Hallucinations in Text-to-SQL Generation.
CoRR
Ge Qu, Jinyang Li, Bowen Li, Bowen Qin, Nan Huo, Chenhao Ma, Reynold Cheng
2024 J jnl
Distributed Shortest Distance Labeling on Large-Scale Graphs.
Proc. VLDB Endow.
Yuanyuan Zeng, Chenhao Ma, Yixiang Fang
2024 A conf
Effective Job-market Mobility Prediction with Attentive Heterogeneous Knowledge Learning and Synergy.
CIKM
Sida Lin, Zhouyi Zhang, Yankai Chen, Chenhao Ma, Yixiang Fang, Shan Dai, Guangli Lu
2024 A* conf
Efficient Core Decomposition Over Large Heterogeneous Information Networks.
ICDE
Yucan Guo, Chenhao Ma, Yixiang Fang
2024 J jnl
Efficient Distributed Hop-Constrained Path Enumeration on Large-Scale Graphs.
Proc. ACM Manag. Data
Yuanyuan Zeng, Yixiang Fang, Chenhao Ma, Xu Zhou, Kenli Li
2024 J jnl
Efficient Historical Butterfly Counting in Large Temporal Bipartite Networks via Graph Structure-aware Index.
CoRR
Qiuyang Mang, Jingbang Chen, Hangrui Zhou, Yu Gao, Yingli Zhou, Richard Peng, Yixiang Fang, Chenhao Ma
2024 J jnl
Efficient Maximal Motif-Clique Enumeration over Large Heterogeneous Information Networks.
Proc. VLDB Endow.
Yingli Zhou, Yixiang Fang, Chenhao Ma, Tianci Hou, Xin Huang
2024 J jnl
Efficient and effective algorithms for densest subgraph discovery and maintenance.
VLDB J.
Yichen Xu, Chenhao Ma, Yixiang Fang, Zhifeng Bao
2024 J jnl
FDM: Effective and efficient incident detection on sparse trajectory data.
Inf. Syst.
Xiaolin Han, Tobias Grubenmann, Chenhao Ma, Xiaodong Li, Wenya Sun, Sze Chun Wong, Xuequn Shang, Reynold Cheng
2024 J jnl
In-depth Analysis of Densest Subgraph Discovery in a Unified Framework.
CoRR
Yingli Zhou, Qingshuo Guo, Yi Yang, Yixiang Fang, Chenhao Ma, Laks V. S. Lakshmanan
2024 J jnl
In-depth Analysis of Densest Subgraph Discovery in a Unified Framework.
Proc. VLDB Endow.
Yingli Zhou, Qingshuo Guo, Yi Yang, Yixiang Fang, Chenhao Ma, Laks V. S. Lakshmanan
2024 A* conf
Influential Exemplar Replay for Incremental Learning in Recommender Systems.
AAAI
Xinni Zhang, Yankai Chen, Chenhao Ma, Yixiang Fang, Irwin King
2024 J jnl
On Efficient Large Sparse Matrix Chain Multiplication.
Proc. ACM Manag. Data
Chunxu Lin, Wensheng Luo, Yixiang Fang, Chenhao Ma, Xilin Liu, Yuchi Ma
2024 — conf
Reproducibility Report for ACM SIGMOD 2024 Paper: 'Temporal JSON Keyword Search'.
SIGMOD/PODS
Chenhao Ma, Junchang Wang, Curtis E. Dyreson, Amani M. Shatnawi, Sourav S. Bhowmick, Vishal Sharma
2024 A* conf
Scalable Algorithm for Finding Balanced Subgraphs with Tolerance in Signed Networks.
KDD
Jingbang Chen, Qiuyang Mang, Hangrui Zhou, Richard Peng, Yu Gao, Chenhao Ma
2024 J jnl
Scalable Algorithm for Finding Balanced Subgraphs with Tolerance in Signed Networks.
CoRR
Jingbang Chen, Qiuyang Mang, Hangrui Zhou, Richard Peng, Yu Gao, Chenhao Ma
2024 Misc conf
TRoute: Dynamic Time-Dependent Route Recommendation on Road Networks.
WISA
Xiaolin Han, Xiurui Hu, Chenhao Ma, Xuequn Shang
2024 J jnl
Tapilot-Crossing: Benchmarking and Evolving LLMs Towards Interactive Data Analysis Agents.
CoRR
Jinyang Li, Nan Huo, Yan Gao, Jiayi Shi, Yingxiu Zhao, Ge Qu, Yurong Wu, Chenhao Ma, Jian-Guang Lou, Reynold Cheng
2024 J jnl
Towards Effective Top-N Hamming Search via Bipartite Graph Contrastive Hashing.
CoRR
Yankai Chen, Yixiang Fang, Yifei Zhang, Chenhao Ma, Yang Hong, Irwin King
2024 J jnl
Towards Effective Top-N Hamming Search via Bipartite Graph Contrastive Hashing.
IEEE Trans. Knowl. Data Eng.
Yankai Chen, Yixiang Fang, Yifei Zhang, Chenhao Ma, Yang Hong, Irwin King
2023 J jnl
A Survey of Densest Subgraph Discovery on Large Graphs.
CoRR
Wensheng Luo, Chenhao Ma, Yixiang Fang, Laks V. S. Lakshmanan
2023 A* conf
Can LLM Already Serve as A Database Interface? A BIg Bench for Large-Scale Database Grounded Text-to-SQLs.
NeurIPS
Jinyang Li, Binyuan Hui, Ge Qu, Jiaxi Yang, Binhua Li, Bowen Li, Bailin Wang, Bowen Qin, Ruiying Geng, Nan Huo, Xuanhe Zhou, Chenhao Ma, Guoliang Li, Kevin Chen-Chuan Chang, Fei Huang, Reynold Cheng, Yongbin Li
2023 J jnl
Can LLM Already Serve as A Database Interface? A BIg Bench for Large-Scale Database Grounded Text-to-SQLs.
CoRR
Jinyang Li, Binyuan Hui, Ge Qu, Binhua Li, Jiaxi Yang, Bowen Li, Bailin Wang, Bowen Qin, Rongyu Cao, Ruiying Geng, Nan Huo, Xuanhe Zhou, Chenhao Ma, Guoliang Li, Kevin Chen-Chuan Chang, Fei Huang, Reynold Cheng, Yongbin Li
2023 J jnl
Efficient and Effective Algorithms for Generalized Densest Subgraph Discovery.
Proc. ACM Manag. Data
Yichen Xu, Chenhao Ma, Yixiang Fang, Zhifeng Bao
2023 J jnl
Graphix-T5: Mixing Pre-Trained Transformers with Graph-Aware Layers for Text-to-SQL Parsing.
CoRR
Jinyang Li, Binyuan Hui, Reynold Cheng, Bowen Qin, Chenhao Ma, Nan Huo, Fei Huang, Wenyu Du, Luo Si, Yongbin Li
2023 A* conf
Graphix-T5: Mixing Pre-trained Transformers with Graph-Aware Layers for Text-to-SQL Parsing.
AAAI
Jinyang Li, Binyuan Hui, Reynold Cheng, Bowen Qin, Chenhao Ma, Nan Huo, Fei Huang, Wenyu Du, Luo Si, Yongbin Li
2023 J jnl
MOSER: Scalable Network Motif Discovery using Serial Test.
Proc. VLDB Endow.
Mohammad Matin Najafi, Chenhao Ma, Xiaodong Li, Reynold Cheng, Laks V. S. Lakshmanan
2023 J jnl
On Querying Connected Components in Large Temporal Graphs.
Proc. ACM Manag. Data
Haoxuan Xie, Yixiang Fang, Yuyang Xia, Wensheng Luo, Chenhao Ma
2023 A* conf
Scalable Algorithms for Densest Subgraph Discovery.
ICDE
Wensheng Luo, Zhuo Tang, Yixiang Fang, Chenhao Ma, Xu Zhou
2022 — conf
A Convex-Programming Approach for Efficient Directed Densest Subgraph Discovery.
SIGMOD Conference
Chenhao Ma, Yixiang Fang, Reynold Cheng, Laks V. S. Lakshmanan, Xiaolin Han
2022 J jnl
DeepTEA: Effective and Efficient Online Time-dependent Trajectory Outlier Detection.
Proc. VLDB Endow.
Xiaolin Han, Reynold Cheng, Chenhao Ma, Tobias Grubenmann
2022 J jnl
Densest Subgraph Discovery on Large Graphs: Applications, Challenges, and Techniques.
Proc. VLDB Endow.
Yixiang Fang, Wensheng Luo, Chenhao Ma
2022 J jnl
Effective Community Search over Large Star-Schema Heterogeneous Information Networks.
Proc. VLDB Endow.
Yangqin Jiang, Yixiang Fang, Chenhao Ma, Xin Cao, Chunshan Li
2022 J jnl
Finding Locally Densest Subgraphs: A Convex Programming Approach.
Proc. VLDB Endow.
Chenhao Ma, Reynold Cheng, Laks V. S. Lakshmanan, Xiaolin Han
2022 A conf
Leveraging Contextual Graphs for Stochastic Weight Completion in Sparse Road Networks.
SDM
Xiaolin Han, Reynold Cheng, Tobias Grubenmann, Silviu Maniu, Chenhao Ma, Xiaodong Li
2022 J jnl
The Social Technology and Research (STAR) Lab in the University of Hong Kong.
SIGMOD Rec.
Reynold Cheng, Chenhao Ma, Xiaodong Li, Yixiang Fang, Ye Liu, Victor Y. L. Wong, Esther Lee, Tai Hing Lam, Sai Yin Ho, Man Ping Wang, Weijie Gong, Wentao Ning, Ben Kao
2021 J jnl
Efficient Directed Densest Subgraph Discovery.
SIGMOD Rec.
Chenhao Ma, Yixiang Fang, Reynold Cheng, Laks V. S. Lakshmanan, Wenjie Zhang, Xuemin Lin
2021 J jnl
On Analyzing Graphs with Motif-Paths.
Proc. VLDB Endow.
Xiaodong Li, Reynold Cheng, Kevin Chen-Chuan Chang, Caihua Shan, Chenhao Ma, Hongtai Cao
2021 J jnl
On Directed Densest Subgraph Discovery.
ACM Trans. Database Syst.
Chenhao Ma, Yixiang Fang, Reynold Cheng, Laks V. S. Lakshmanan, Wenjie Zhang, Xuemin Lin
2020 — conf
Efficient Algorithms for Densest Subgraph Discovery on Large Directed Graphs.
SIGMOD Conference
Chenhao Ma, Yixiang Fang, Reynold Cheng, Laks V. S. Lakshmanan, Wenjie Zhang, Xuemin Lin
2019 J jnl
LINC: A Motif Counting Algorithm for Uncertain Graphs.
Proc. VLDB Endow.
Chenhao Ma, Reynold Cheng, Laks V. S. Lakshmanan, Tobias Grubenmann, Yixiang Fang, Xiaodong Li