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Lei Chen

Author ID
o0000-0002-8257-5806
ORCID
0000-0002-8257-5806
Links
(found by gpt-5.6-luna on jul 24 2026)
Most Frequent Institution
Hong Kong University of Science and Technology
Pagerank
1.0421854
Overall Rank
8 | 99.97%
Paper Count
137

Affiliation Timeline

Incoming Non-self Citations Over Time

Total yearly non-self incoming citations across all papers by this author.

Publications by Paper Pagerank

Showing all 137 publications. Total citations include self and non-self citations.

Rank Title Year Venue Total Citations Pagerank
229 Robust and Fast Similarity Search for Moving Object Trajectories 2005 SIGMOD 53 0.00023850907
307 On The Marriage of Lp-norms and Edit Distance 2004 VLDB 51 0.00021496009
786 Distance-Join: Pattern Match Query In a Large Graph Database 2009 VLDB 25 0.00013979657
1,046 Parallel Subgraph Listing in a Large-Scale Graph 2014 SIGMOD 32 0.00012315969
1,047 SANCUS: Staleness-Aware Communication-Avoiding Full-Graph Decentralized Training in Large-Scale Graph Neural Networks 2022 VLDB 31 0.00012313386
1,395 Finding Time Period-Based Most Frequent Path in Big Trajectory Data 2013 SIGMOD 12 0.00010777052
1,738 Indexable PLA for Efficient Similarity Search 2007 VLDB 15 9.7335994e-05
1,813 gStore: Answering SPARQL Queries via Subgraph Matching 2011 VLDB 24 9.5705978e-05
1,873 Efficient SimRank-based Similarity Join Over Large Graphs 2013 VLDB 14 9.4472588e-05
2,285 Effective and Efficient Relational Community Detection and Search in Large Dynamic Heterogeneous Information Networks 2020 VLDB 17 8.6875058e-05
2,513 DUCATI: A Dual-Cache Training System for Graph Neural Networks on Giant Graphs with the GPU 2023 SIGMOD 18 8.3467757e-05
2,944 Efficient Multi-way Theta-Join Processing Using MapReduce 2012 VLDB 12 7.8126906e-05
2,979 K-Automorphism: A General Framework for Privacy Preserving Network Publication 2009 VLDB 10 7.77653e-05
3,022 A Unified Approach to Route Planning for Shared Mobility 2018 VLDB 13 7.7261961e-05
3,027 Zebra: When Temporal Graph Neural Networks Meet Temporal Personalized PageRank 2023 VLDB 20 7.7178623e-05
3,157 Order Dispatch in Price-aware Ridesharing 2018 VLDB 10 7.5683523e-05
3,203 Monochromatic and Bichromatic Reverse Skyline Search over Uncertain Databases 2008 SIGMOD 12 7.5227628e-05
3,298 Camel: Managing Data for Efficient Stream Learning 2022 SIGMOD 8 7.4278549e-05
3,337 Sliding-Window Top-k Queries on Uncertain Streams 2008 VLDB 9 7.3950425e-05
3,411 Orca: Scalable Temporal Graph Neural Network Training with Theoretical Guarantees 2023 SIGMOD 15 7.3074792e-05
3,612 Efficient Subgraph Similarity Search on Large Probabilistic Graph Databases 2012 VLDB 10 7.1436297e-05
3,709 Stable Learned Bloom Filters for Data Streams 2020 VLDB 13 7.0586477e-05
3,804 Butterfly Counting on Uncertain Bipartite Graphs 2022 VLDB 10 6.9907371e-05
4,107 Differential Privacy in Telco Big Data Platform 2015 VLDB 3 6.7901733e-05
4,237 Whom to Ask? Jury Selection for Decision Making Tasks on Micro-blog Services 2012 VLDB 11 6.7026224e-05
4,320 An Efficient Similarity Search Framework for SimRank over Large Dynamic Graphs 2015 VLDB 10 6.6519974e-05
4,530 KBPearl: A Knowledge Base Population System Supported by Joint Entity and Relation Linking 2020 VLDB 8 6.543674e-05
4,560 LogGP: A Log-based Dynamic Graph Partitioning Method 2014 VLDB 4 6.523673e-05
4,613 Reducing Uncertainty of Schema Matching via Crowdsourcing 2013 VLDB 14 6.4858366e-05
4,673 CrowdMatcher: Crowd-Assisted Schema Matching 2014 SIGMOD 4 6.4585127e-05
4,731 Efficient Cohesive Subgraphs Detection in Parallel 2014 SIGMOD 7 6.4313179e-05
4,778 Online Minimum Matching in Real-Time Spatial Data: Experiments and Analysis 2016 VLDB 11 6.4073568e-05
4,785 ETC: Efficient Training of Temporal Graph Neural Networks over Large-scale Dynamic Graphs 2024 VLDB 13 6.4033344e-05
4,850 DAHA: Accelerating GNN Training with Data and Hardware Aware Execution Planning 2024 VLDB 13 6.3682022e-05
4,909 Hu-Fu: Efficient and Secure Spatial Queries over Data Federation 2022 VLDB 8 6.3469778e-05
4,910 Apt-Serve: Adaptive Request Scheduling on Hybrid Cache for Scalable LLM Inference Serving 2025 SIGMOD 4 6.3468554e-05
4,997 Efficient Subgraph Search over Large Uncertain Graphs 2011 VLDB 8 6.3093118e-05
5,296 Enriching Data Imputation with Extensive Similarity Neighbors 2015 VLDB 5 6.1777832e-05
5,659 Repairing Vertex Labels under Neighborhood Constraints 2014 VLDB 5 6.0309201e-05
5,796 Consistent Query Answers in Inconsistent Probabilistic Databases 2010 SIGMOD 5 5.9752115e-05
6,078 Maximal D-truss Search in Dynamic Directed Graphs 2023 VLDB 7 5.8765432e-05
6,180 On Uncertain Graphs Modeling and Queries 2015 VLDB 7 5.8425819e-05
6,272 SUFF: Accelerating Subgraph Matching with Historical Data 2023 VLDB 11 5.8112899e-05
6,315 Memory-Aware Framework for Efficient Second-Order Random Walk on Large Graphs 2020 SIGMOD 5 5.7968933e-05
6,339 EARLY: Efficient and Reliable Graph Neural Network for Dynamic Graphs 2023 SIGMOD 8 5.7918126e-05
6,442 Domain-Aware Multi-Truth Discovery from Conflicting Sources 2018 VLDB 4 5.7667567e-05
6,444 Last-Mile Delivery Made Practical: An Efficient Route Planning Framework with Theoretical Guarantees 2020 VLDB 9 5.7666211e-05
6,478 ALG: Fast and Accurate Active Learning Framework for Graph Convolutional Networks 2021 SIGMOD 6 5.7547004e-05
6,498 On Data-Aware Global Explainability of Graph Neural Networks 2023 VLDB 4 5.748462e-05
6,537 Analysis of Influence Contribution in Social Advertising 2022 VLDB 5 5.7352831e-05
6,686 Efficient Training of Graph Neural Networks on Large Graphs 2024 VLDB 5 5.6931383e-05
6,693 Reliable Data Distillation on Graph Convolutional Network 2020 SIGMOD 9 5.6909845e-05
6,721 Fluid: A Blockchain based Framework for Crowdsourcing 2019 SIGMOD 5 5.6839455e-05
6,849 SIMPLE: Efficient Temporal Graph Neural Network Training at Scale with Dynamic Data Placement 2024 SIGMOD 9 5.6488938e-05
6,993 Utility-Aware Ridesharing on Road Networks 2017 SIGMOD 8 5.6095523e-05
7,028 Are Large Language Models a Good Replacement of Taxonomies? 2024 VLDB 4 5.6012052e-05
7,250 The Simpler The Better: An Indexing Approach for Shared-Route Planning Queries 2020 VLDB 5 5.5586408e-05
7,275 Incremental Tabular Learning on Heterogeneous Feature Space 2023 SIGMOD 4 5.5516178e-05
7,279 An I/O-Efficient Disk-based Graph System for Scalable Second-Order Random Walk of Large Graphs 2022 VLDB 3 5.551099e-05
7,303 Towards Distributed Bitruss Decomposition on Bipartite Graphs 2022 VLDB 4 5.5455743e-05
7,396 Hear the Whole Story: Towards the Diversity of Opinion in Crowdsourcing Markets 2015 VLDB 2 5.5198102e-05
7,414 LiteHST: A Tree Embedding based Method for Similarity Search 2023 SIGMOD 4 5.5161476e-05
7,427 Galaxybase: A High Performance Native Distributed Graph Database for HTAP 2024 VLDB 7 5.5140658e-05
7,455 Demand-Aware Route Planning for Shared Mobility Services 2020 VLDB 2 5.5089489e-05
7,577 An Experimental Evaluation of Task Assignment in Spatial Crowdsourcing 2018 VLDB 2 5.4766808e-05
7,684 Online Video Recommendation in Sharing Community 2015 SIGMOD 2 5.4565877e-05
7,787 RECA: Related Tables Enhanced Column Semantic Type Annotation Framework 2023 VLDB 6 5.4356666e-05
7,800 Bitlist: New Full-text Index for Low Space Cost and Efficient Keyword Search 2013 VLDB 2 5.4336901e-05
7,826 Feedback-Aware Social Event-Participant Arrangement 2017 SIGMOD 2 5.4298069e-05
7,834 Mining Frequent Itemsets over Uncertain Databases 2012 VLDB 3 5.4283691e-05
7,903 Subjective Knowledge Base Construction Powered By Crowdsourcing and Knowledge Base 2018 SIGMOD 1 5.4135034e-05
8,003 InTime: Towards Performance Predictability In Byzantine Fault Tolerant Proof-of-Stake Consensus 2025 SIGMOD 2 5.392702e-05
8,019 Set Similarity Join on Probabilistic Data 2010 VLDB 2 5.3900267e-05
8,090 Where To: Crowd-Aided Path Selection 2014 VLDB 4 5.3745898e-05
8,339 Efficient Index for Temporal Core Queries over Bipartite Graphs 2024 VLDB 3 5.3353302e-05
8,698 Fight Fire with Fire: Towards Robust Graph Neural Networks on Dynamic Graphs via Actively Defense 2024 VLDB 3 5.2717835e-05
8,740 Personalized Privacy Protection in Social Networks 2011 VLDB 2 5.2705676e-05
8,743 Privacy Preserving Serial Data Publishing By Role Composition 2008 VLDB 2 5.2705676e-05
8,903 Why Are Learned Indexes So Effective but Sometimes Ineffective? 2025 VLDB 5 5.238416e-05
8,938 Reliable Diversity-Based Spatial Crowdsourcing by Moving Workers 2015 VLDB 5 5.2361195e-05
8,978 HAP: An Efficient Hamming Space Index Based on Augmented Pigeonhole Principle 2022 SIGMOD 5 5.2334381e-05
9,126 Efficient Query Answering in Probabilistic RDF Graphs 2011 SIGMOD 5 5.208561e-05
9,217 Bonding Vertex Sets Over Distributed Graph: A Betweenness Aware Approach 2015 VLDB 1 5.1919343e-05
9,416 Hu-Fu: A Data Federation System for Secure Spatial Queries 2022 VLDB 2 5.1672232e-05
9,417 Fairness Matters: A Tit-For-Tat Strategy Against Selfish Mining 2022 VLDB 2 5.1672232e-05
9,521 Infinite Stream Estimation under Personalized w-Event Privacy 2025 VLDB 1 5.151324e-05
9,532 DISK: A Distributed Framework for Single-Source SimRank with Accuracy Guarantee 2021 VLDB 1 5.151324e-05
9,648 Probabilistic Nearest Neighbor Queries on Uncertain Moving Object Trajectories 2014 VLDB 3 5.132694e-05
9,794 A Generic Framework for Handling Uncertain Data with Local Correlations 2011 VLDB 1 5.115551e-05
9,811 Dynamic Pricing in Spatial Crowdsourcing: A Matching-Based Approach 2018 SIGMOD 2 5.1123244e-05
9,844 ContextCache: Context-Aware Semantic Cache for Multi-Turn Queries in Large Language Models 2025 VLDB 1 5.1064323e-05
10,043 Real-time Insertion Operator for Shared Mobility on Time-Dependent Road Networks 2024 VLDB 1 5.0786422e-05
10,054 ETO: Accelerating Optimization of DNN Operators by High-Performance Tensor Program Reuse 2022 VLDB 3 5.0779982e-05
10,108 On Concise Set of Relative Candidate Keys 2014 VLDB 1 5.0674699e-05
10,117 Accelerating Approximate Nearest Neighbor Search in Hierarchical Graphs: Efficient Level Navigation with Shortcuts 2025 VLDB 1 5.0638787e-05
10,247 gMission: A General Spatial Crowdsourcing Platform 2014 VLDB 7 5.041459e-05
10,277 Contour Map Matching for Event Detection in Sensor Networks 2006 SIGMOD 3 5.0348092e-05
10,551 LICO: An SIMD-Aware High-Performance Learned Inverted Index Compression Framework 2026 SIGMOD 0 4.9605343e-05
10,579 Skyline Retrieval meets Set-Cover Chunk Merging: A Cost-Effective RAG-Sketch for Long-Context LLM QA 2026 SIGMOD 0 4.9605343e-05
10,714 FGIM: a Fast Graph-based Indexes Merging Framework for Approximate Nearest Neighbor Search 2026 SIGMOD 0 4.9605343e-05
10,777 Efficient GNN Training on Giant Graphs with Collective Batching and Scheduling 2026 VLDB 0 4.9605343e-05
10,828 Mil: Cost-guided Minimum Makespan Scheduling for Applications of Multiple LLMs 2026 VLDB 0 4.9605343e-05
10,871 MGRAG: Semantic Subgraph Matching and Graph-Aware Caching for Multimodal Retrieval-Augmented Generation 2026 VLDB 0 4.9605343e-05
10,920 Noisy Interactive Graph Search: An Uncertainty-Based Approach with Online Modeling of Latent Expertise and Difficulty 2026 VLDB 0 4.9605343e-05
11,047 GraphAgent: An Effective Knowledge-Guided GNN Model Selection System 2026 VLDB 0 4.9605343e-05
11,109 Return to the Boston Area After 50+ Years: What can we learn from VLDB 1975? 2026 VLDB 0 4.9605343e-05
11,339 OpenMEL: Unsupervised Multimodal Entity Linking Using Noise-Free Expanded Queries and Global Coherence 2025 VLDB 0 4.9605343e-05
11,365 LLMLog: Advanced Log Template Generation via LLM-driven Multi-Round Annotation 2025 VLDB 0 4.9605343e-05
11,376 When Speed meets Accuracy: an Efficient and Effective Graph Model for Temporal Link Prediction 2025 VLDB 0 4.9605343e-05
11,388 Authenticated Aggregate Queries with Boolean Range Predicates on Blockchains 2025 VLDB 0 4.9605343e-05
11,393 Not Small Enough? SegPQ: A Learned Approach to Compress Product Quantization Codebooks 2025 VLDB 0 4.9605343e-05
11,421 Faster Convergence in Mini-batch Graph Neural Networks Training with Pseudo Full Neighborhood Compensation 2025 VLDB 1 4.9605343e-05
11,439 GalaxyWeaver: Autonomous Table-to-Graph Conversion and Schema Optimization with Large Language Models 2025 VLDB 0 4.9605343e-05
11,516 Efficient Graph Embedding Generation and Update for Large-Scale Temporal Graph 2025 VLDB 2 4.9605343e-05
11,620 Utility-aware Payment Channel Network Rebalance 2024 VLDB 0 4.9605343e-05
11,650 Maximum Balanced (k, epsilon)-Bitruss Detection in Signed Bipartite Graph 2024 VLDB 0 4.9605343e-05
11,692 CMixing: An Efficient Coin Mixing Platform to Enhance Anonymity in Cryptocurrency Transactions 2024 VLDB 0 4.9605343e-05
11,771 SSIN: Self-Supervised Learning for Rainfall Spatial Interpolation 2023 SIGMOD 1 4.9605343e-05
11,813 HENCE-X: Toward Heterogeneity-agnostic Multi-level Explainability for Deep Graph Networks 2023 VLDB 1 4.9605343e-05
11,818 Efficient Non-Learning Similar Subtrajectory Search 2023 VLDB 0 4.9605343e-05
11,834 PSFQ: A Blockchain-based Privacy-preserving and Verifiable Student Feedback Questionnaire Platform 2023 VLDB 0 4.9605343e-05
11,860 Privacy-preserving Cooperative Online Matching over Spatial Crowdsourcing Platforms 2023 VLDB 0 4.9605343e-05
11,867 L2chain: Towards High-performance, Confidential and Secure Layer-2 Blockchain Solution for Decentralized Applications 2023 VLDB 0 4.9605343e-05
11,893 Faster and Better Solution to Embed Lp Metrics by Tree Metrics 2022 SIGMOD 1 4.9605343e-05
11,943 Migrating Social Event Recommendation Over Microblogs 2022 VLDB 1 4.9605343e-05
11,969 Online Ridesharing with Meeting Points 2022 VLDB 1 4.9605343e-05
12,024 When the Recursive Diversity Anonymity Meets the Ring Signature 2021 SIGMOD 4 4.9605343e-05
12,027 DIV: Resolving the Dynamic Issues of Zero-knowledge Set Membership Proof in the Blockchain 2021 SIGMOD 0 4.9605343e-05
12,030 TENET: Joint Entity and Relation Linking with Coherence Relaxation 2021 SIGMOD 1 4.9605343e-05
12,139 SPARQL Rewriting: Towards Desired Results 2020 SIGMOD 0 4.9605343e-05
12,303 Worker Recommendation for Crowdsourced Q&A Services: A Triple-Factor Aware Approach 2018 VLDB 0 4.9605343e-05
12,344 Flexible Online Task Assignment in Real-Time Spatial Data 2017 VLDB 7 4.9605343e-05
12,361 Spatial Crowdsourcing: Challenges, Techniques, and Applications 2017 VLDB 2 4.9605343e-05
12,464 Utility-Aware Social Event-Participant Planning 2015 SIGMOD 2 4.9605343e-05
13,657 Graph Foundation Models: State of the Art and Future Directions 2026 VLDB 0 -
13,716 STile: Searching Hybrid Sparse Formats for Sparse Deep Learning Operators Automatically 2024 SIGMOD 3 -
13,811 A Queueing-Theoretic Framework for Vehicle Dispatching in Dynamic Car-Hailing 2021 VLDB 0 -

Frequent Co-authors

Co-authored at least 5 papers.

Co-author Shared Papers Rank Pagerank
Yongxin Tong 18 347 0.17724387
Yanyan Shen 17 303 0.19500893
Peng Cheng 16 523 0.12189756
Yingxia Shao 12 306 0.19365245
Yue Wang 12 705 0.099183633
Jason Zhang 11 747 0.09429583
Yuxiang Zeng 10 721 0.097178168
Haoyang Li 10 1,143 0.065219035
Xuemin Lin 9 11 0.94872253
Bin Cui 8 34 0.63906194
Xiang Lian 7 431 0.1467556
Xun Jian 7 1,424 0.054118724
Wangze Ni 7 1,587 0.049704963
Zihuan Xu 6 1,566 0.050243461
Yiming Li 6 1,616 0.048513118
Libin Zheng 6 2,113 0.038609645
Alexander Zhou 6 2,175 0.037821226
Xin Zhang 5 1,661 0.047156731
Zimu Zhou 5 1,761 0.045181275
Qiyu Liu 5 1,825 0.044002835
Ke Xu 5 2,087 0.038992713
Hao Xin 5 2,178 0.037793461