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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
1.0427365
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
227 Robust and Fast Similarity Search for Moving Object Trajectories 2005 SIGMOD 53 0.00023924262
306 On The Marriage of Lp-norms and Edit Distance 2004 VLDB 51 0.00021565993
784 Distance-Join: Pattern Match Query In a Large Graph Database 2009 VLDB 25 0.00014015324
1,042 Parallel Subgraph Listing in a Large-Scale Graph 2014 SIGMOD 32 0.00012331317
1,134 SANCUS: Staleness-Aware Communication-Avoiding Full-Graph Decentralized Training in Large-Scale Graph Neural Networks 2022 VLDB 30 0.0001188789
1,390 Finding Time Period-Based Most Frequent Path in Big Trajectory Data 2013 SIGMOD 12 0.00010812806
1,731 Indexable PLA for Efficient Similarity Search 2007 VLDB 15 9.7633789e-05
1,804 gStore: Answering SPARQL Queries via Subgraph Matching 2011 VLDB 24 9.5980088e-05
1,866 Efficient SimRank-based Similarity Join Over Large Graphs 2013 VLDB 14 9.4779341e-05
2,334 Effective and Efficient Relational Community Detection and Search in Large Dynamic Heterogeneous Information Networks 2020 VLDB 16 8.6227027e-05
2,506 DUCATI: A Dual-Cache Training System for Graph Neural Networks on Giant Graphs with the GPU 2023 SIGMOD 18 8.3735089e-05
2,932 Efficient Multi-way Theta-Join Processing Using MapReduce 2012 VLDB 12 7.8368679e-05
2,965 K-Automorphism: A General Framework for Privacy Preserving Network Publication 2009 VLDB 10 7.8023198e-05
3,011 A Unified Approach to Route Planning for Shared Mobility 2018 VLDB 13 7.7518285e-05
3,018 Zebra: When Temporal Graph Neural Networks Meet Temporal Personalized PageRank 2023 VLDB 20 7.743467e-05
3,146 Order Dispatch in Price-aware Ridesharing 2018 VLDB 10 7.593461e-05
3,193 Monochromatic and Bichromatic Reverse Skyline Search over Uncertain Databases 2008 SIGMOD 12 7.5476762e-05
3,286 Camel: Managing Data for Efficient Stream Learning 2022 SIGMOD 8 7.4524975e-05
3,328 Sliding-Window Top-k Queries on Uncertain Streams 2008 VLDB 9 7.4194442e-05
3,399 Orca: Scalable Temporal Graph Neural Network Training with Theoretical Guarantees 2023 SIGMOD 15 7.3314353e-05
3,604 Efficient Subgraph Similarity Search on Large Probabilistic Graph Databases 2012 VLDB 10 7.1672388e-05
3,701 Stable Learned Bloom Filters for Data Streams 2020 VLDB 13 7.0820503e-05
3,797 Butterfly Counting on Uncertain Bipartite Graphs 2022 VLDB 10 7.0139295e-05
4,088 Differential Privacy in Telco Big Data Platform 2015 VLDB 3 6.8118045e-05
4,220 Whom to Ask? Jury Selection for Decision Making Tasks on Micro-blog Services 2012 VLDB 11 6.7220383e-05
4,304 An Efficient Similarity Search Framework for SimRank over Large Dynamic Graphs 2015 VLDB 10 6.67405e-05
4,543 LogGP: A Log-based Dynamic Graph Partitioning Method 2014 VLDB 4 6.5451355e-05
4,604 Reducing Uncertainty of Schema Matching via Crowdsourcing 2013 VLDB 14 6.504145e-05
4,663 CrowdMatcher: Crowd-Assisted Schema Matching 2014 SIGMOD 4 6.4785747e-05
4,758 Efficient Cohesive Subgraphs Detection in Parallel 2014 SIGMOD 7 6.4293075e-05
4,761 Online Minimum Matching in Real-Time Spatial Data: Experiments and Analysis 2016 VLDB 11 6.4286137e-05
4,767 ETC: Efficient Training of Temporal Graph Neural Networks over Large-scale Dynamic Graphs 2024 VLDB 13 6.4245781e-05
4,827 DAHA: Accelerating GNN Training with Data and Hardware Aware Execution Planning 2024 VLDB 13 6.3893293e-05
4,885 Hu-Fu: Efficient and Secure Spatial Queries over Data Federation 2022 VLDB 8 6.3680345e-05
4,954 KBPearl: A Knowledge Base Population System Supported by Joint Entity and Relation Linking 2020 VLDB 7 6.3387793e-05
4,971 Efficient Subgraph Search over Large Uncertain Graphs 2011 VLDB 8 6.3302434e-05
5,281 Enriching Data Imputation with Extensive Similarity Neighbors 2015 VLDB 5 6.1970284e-05
5,647 Repairing Vertex Labels under Neighborhood Constraints 2014 VLDB 5 6.0505094e-05
5,781 Consistent Query Answers in Inconsistent Probabilistic Databases 2010 SIGMOD 5 5.9947648e-05
6,062 Maximal D-truss Search in Dynamic Directed Graphs 2023 VLDB 7 5.8960391e-05
6,164 On Uncertain Graphs Modeling and Queries 2015 VLDB 7 5.8619652e-05
6,168 Apt-Serve: Adaptive Request Scheduling on Hybrid Cache for Scalable LLM Inference Serving 2025 SIGMOD 3 5.8603375e-05
6,305 Memory-Aware Framework for Efficient Second-Order Random Walk on Large Graphs 2020 SIGMOD 5 5.8161222e-05
6,328 EARLY: Efficient and Reliable Graph Neural Network for Dynamic Graphs 2023 SIGMOD 8 5.8110274e-05
6,431 Domain-Aware Multi-Truth Discovery from Conflicting Sources 2018 VLDB 4 5.7858831e-05
6,433 Last-Mile Delivery Made Practical: An Efficient Route Planning Framework with Theoretical Guarantees 2020 VLDB 9 5.7857524e-05
6,465 ALG: Fast and Accurate Active Learning Framework for Graph Convolutional Networks 2021 SIGMOD 6 5.7737349e-05
6,484 On Data-Aware Global Explainability of Graph Neural Networks 2023 VLDB 4 5.767533e-05
6,517 SUFF: Accelerating Subgraph Matching with Historical Data 2023 VLDB 10 5.7563618e-05
6,673 Efficient Training of Graph Neural Networks on Large Graphs 2024 VLDB 5 5.7120259e-05
6,678 Reliable Data Distillation on Graph Convolutional Network 2020 SIGMOD 9 5.7098648e-05
6,706 Fluid: A Blockchain based Framework for Crowdsourcing 2019 SIGMOD 5 5.7028025e-05
6,831 SIMPLE: Efficient Temporal Graph Neural Network Training at Scale with Dynamic Data Placement 2024 SIGMOD 9 5.6673474e-05
6,973 Utility-Aware Ridesharing on Road Networks 2017 SIGMOD 8 5.6281625e-05
7,231 The Simpler The Better: An Indexing Approach for Shared-Route Planning Queries 2020 VLDB 5 5.5770821e-05
7,256 Incremental Tabular Learning on Heterogeneous Feature Space 2023 SIGMOD 4 5.5700358e-05
7,260 An I/O-Efficient Disk-based Graph System for Scalable Second-Order Random Walk of Large Graphs 2022 VLDB 3 5.5695153e-05
7,284 Towards Distributed Bitruss Decomposition on Bipartite Graphs 2022 VLDB 4 5.5639722e-05
7,377 Hear the Whole Story: Towards the Diversity of Opinion in Crowdsourcing Markets 2015 VLDB 2 5.5381227e-05
7,397 LiteHST: A Tree Embedding based Method for Similarity Search 2023 SIGMOD 4 5.5344479e-05
7,409 Galaxybase: A High Performance Native Distributed Graph Database for HTAP 2024 VLDB 7 5.5323592e-05
7,433 Demand-Aware Route Planning for Shared Mobility Services 2020 VLDB 2 5.5272253e-05
7,449 Analysis of Influence Contribution in Social Advertising 2022 VLDB 4 5.5221586e-05
7,562 An Experimental Evaluation of Task Assignment in Spatial Crowdsourcing 2018 VLDB 2 5.4948502e-05
7,618 Are Large Language Models a Good Replacement of Taxonomies? 2024 VLDB 3 5.481538e-05
7,671 Online Video Recommendation in Sharing Community 2015 SIGMOD 2 5.4746904e-05
7,786 Bitlist: New Full-text Index for Low Space Cost and Efficient Keyword Search 2013 VLDB 2 5.4511746e-05
7,815 Feedback-Aware Social Event-Participant Arrangement 2017 SIGMOD 2 5.4467489e-05
7,817 Mining Frequent Itemsets over Uncertain Databases 2012 VLDB 3 5.4462922e-05
7,889 Subjective Knowledge Base Construction Powered By Crowdsourcing and Knowledge Base 2018 SIGMOD 1 5.4312213e-05
7,987 InTime: Towards Performance Predictability In Byzantine Fault Tolerant Proof-of-Stake Consensus 2025 SIGMOD 2 5.4105928e-05
8,003 Set Similarity Join on Probabilistic Data 2010 VLDB 2 5.4078515e-05
8,144 Where To: Crowd-Aided Path Selection 2014 VLDB 4 5.3898812e-05
8,324 Efficient Index for Temporal Core Queries over Bipartite Graphs 2024 VLDB 3 5.3530306e-05
8,601 RECA: Related Tables Enhanced Column Semantic Type Annotation Framework 2023 VLDB 5 5.3038325e-05
8,678 Fight Fire with Fire: Towards Robust Graph Neural Networks on Dynamic Graphs via Actively Defense 2024 VLDB 3 5.2892731e-05
8,720 Personalized Privacy Protection in Social Networks 2011 VLDB 2 5.2880532e-05
8,723 Privacy Preserving Serial Data Publishing By Role Composition 2008 VLDB 2 5.2880532e-05
8,882 Why Are Learned Indexes So Effective but Sometimes Ineffective? 2025 VLDB 5 5.255795e-05
8,918 Reliable Diversity-Based Spatial Crowdsourcing by Moving Workers 2015 VLDB 5 5.2534908e-05
8,955 HAP: An Efficient Hamming Space Index Based on Augmented Pigeonhole Principle 2022 SIGMOD 5 5.2508006e-05
9,107 Efficient Query Answering in Probabilistic RDF Graphs 2011 SIGMOD 5 5.2258409e-05
9,193 Bonding Vertex Sets Over Distributed Graph: A Betweenness Aware Approach 2015 VLDB 1 5.2091591e-05
9,390 Hu-Fu: A Data Federation System for Secure Spatial Queries 2022 VLDB 2 5.1843659e-05
9,391 Fairness Matters: A Tit-For-Tat Strategy Against Selfish Mining 2022 VLDB 2 5.1843659e-05
9,492 Infinite Stream Estimation under Personalized w-Event Privacy 2025 VLDB 1 5.168414e-05
9,503 DISK: A Distributed Framework for Single-Source SimRank with Accuracy Guarantee 2021 VLDB 1 5.168414e-05
9,619 Probabilistic Nearest Neighbor Queries on Uncertain Moving Object Trajectories 2014 VLDB 3 5.1497222e-05
9,762 A Generic Framework for Handling Uncertain Data with Local Correlations 2011 VLDB 1 5.1325223e-05
9,779 Dynamic Pricing in Spatial Crowdsourcing: A Matching-Based Approach 2018 SIGMOD 2 5.129285e-05
9,810 ContextCache: Context-Aware Semantic Cache for Multi-Turn Queries in Large Language Models 2025 VLDB 1 5.1233734e-05
10,008 Real-time Insertion Operator for Shared Mobility on Time-Dependent Road Networks 2024 VLDB 1 5.0954911e-05
10,018 ETO: Accelerating Optimization of DNN Operators by High-Performance Tensor Program Reuse 2022 VLDB 3 5.0947732e-05
10,074 On Concise Set of Relative Candidate Keys 2014 VLDB 1 5.0842681e-05
10,083 Accelerating Approximate Nearest Neighbor Search in Hierarchical Graphs: Efficient Level Navigation with Shortcuts 2025 VLDB 1 5.0806786e-05
10,227 gMission: A General Spatial Crowdsourcing Platform 2014 VLDB 7 5.0556452e-05
10,245 Contour Map Matching for Event Detection in Sensor Networks 2006 SIGMOD 3 5.0515117e-05
10,485 LICO: An SIMD-Aware High-Performance Learned Inverted Index Compression Framework 2026 SIGMOD 0 4.9769913e-05
10,513 Skyline Retrieval meets Set-Cover Chunk Merging: A Cost-Effective RAG-Sketch for Long-Context LLM QA 2026 SIGMOD 0 4.9769913e-05
10,653 FGIM: a Fast Graph-based Indexes Merging Framework for Approximate Nearest Neighbor Search 2026 SIGMOD 0 4.9769913e-05
10,716 Efficient GNN Training on Giant Graphs with Collective Batching and Scheduling 2026 VLDB 0 4.9769913e-05
10,767 Mil: Cost-guided Minimum Makespan Scheduling for Applications of Multiple LLMs 2026 VLDB 0 4.9769913e-05
10,810 MGRAG: Semantic Subgraph Matching and Graph-Aware Caching for Multimodal Retrieval-Augmented Generation 2026 VLDB 0 4.9769913e-05
10,859 Noisy Interactive Graph Search: An Uncertainty-Based Approach with Online Modeling of Latent Expertise and Difficulty 2026 VLDB 0 4.9769913e-05
10,986 GraphAgent: An Effective Knowledge-Guided GNN Model Selection System 2026 VLDB 0 4.9769913e-05
11,048 Return to the Boston Area After 50+ Years: What can we learn from VLDB 1975? 2026 VLDB 0 4.9769913e-05
11,283 OpenMEL: Unsupervised Multimodal Entity Linking Using Noise-Free Expanded Queries and Global Coherence 2025 VLDB 0 4.9769913e-05
11,311 LLMLog: Advanced Log Template Generation via LLM-driven Multi-Round Annotation 2025 VLDB 0 4.9769913e-05
11,322 When Speed meets Accuracy: an Efficient and Effective Graph Model for Temporal Link Prediction 2025 VLDB 0 4.9769913e-05
11,334 Authenticated Aggregate Queries with Boolean Range Predicates on Blockchains 2025 VLDB 0 4.9769913e-05
11,340 Not Small Enough? SegPQ: A Learned Approach to Compress Product Quantization Codebooks 2025 VLDB 0 4.9769913e-05
11,368 Faster Convergence in Mini-batch Graph Neural Networks Training with Pseudo Full Neighborhood Compensation 2025 VLDB 1 4.9769913e-05
11,386 GalaxyWeaver: Autonomous Table-to-Graph Conversion and Schema Optimization with Large Language Models 2025 VLDB 0 4.9769913e-05
11,464 Efficient Graph Embedding Generation and Update for Large-Scale Temporal Graph 2025 VLDB 2 4.9769913e-05
11,571 Utility-aware Payment Channel Network Rebalance 2024 VLDB 0 4.9769913e-05
11,603 Maximum Balanced (k, epsilon)-Bitruss Detection in Signed Bipartite Graph 2024 VLDB 0 4.9769913e-05
11,645 CMixing: An Efficient Coin Mixing Platform to Enhance Anonymity in Cryptocurrency Transactions 2024 VLDB 0 4.9769913e-05
11,725 SSIN: Self-Supervised Learning for Rainfall Spatial Interpolation 2023 SIGMOD 1 4.9769913e-05
11,769 HENCE-X: Toward Heterogeneity-agnostic Multi-level Explainability for Deep Graph Networks 2023 VLDB 1 4.9769913e-05
11,774 Efficient Non-Learning Similar Subtrajectory Search 2023 VLDB 0 4.9769913e-05
11,790 PSFQ: A Blockchain-based Privacy-preserving and Verifiable Student Feedback Questionnaire Platform 2023 VLDB 0 4.9769913e-05
11,816 Privacy-preserving Cooperative Online Matching over Spatial Crowdsourcing Platforms 2023 VLDB 0 4.9769913e-05
11,823 L2chain: Towards High-performance, Confidential and Secure Layer-2 Blockchain Solution for Decentralized Applications 2023 VLDB 0 4.9769913e-05
11,849 Faster and Better Solution to Embed Lp Metrics by Tree Metrics 2022 SIGMOD 1 4.9769913e-05
11,899 Migrating Social Event Recommendation Over Microblogs 2022 VLDB 1 4.9769913e-05
11,925 Online Ridesharing with Meeting Points 2022 VLDB 1 4.9769913e-05
11,980 When the Recursive Diversity Anonymity Meets the Ring Signature 2021 SIGMOD 4 4.9769913e-05
11,983 DIV: Resolving the Dynamic Issues of Zero-knowledge Set Membership Proof in the Blockchain 2021 SIGMOD 0 4.9769913e-05
11,986 TENET: Joint Entity and Relation Linking with Coherence Relaxation 2021 SIGMOD 1 4.9769913e-05
12,095 SPARQL Rewriting: Towards Desired Results 2020 SIGMOD 0 4.9769913e-05
12,260 Worker Recommendation for Crowdsourced Q&A Services: A Triple-Factor Aware Approach 2018 VLDB 0 4.9769913e-05
12,301 Flexible Online Task Assignment in Real-Time Spatial Data 2017 VLDB 7 4.9769913e-05
12,318 Spatial Crowdsourcing: Challenges, Techniques, and Applications 2017 VLDB 2 4.9769913e-05
12,421 Utility-Aware Social Event-Participant Planning 2015 SIGMOD 2 4.9769913e-05
13,616 Graph Foundation Models: State of the Art and Future Directions 2026 VLDB 0 -
13,676 STile: Searching Hybrid Sparse Formats for Sparse Deep Learning Operators Automatically 2024 SIGMOD 3 -
13,771 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 18 346 0.1773803
Yanyan Shen 17 303 0.19478067
Peng Cheng 16 521 0.12209781
Yingxia Shao 12 305 0.19372062
Yue Wang 12 702 0.099291305
Jason Zhang 11 813 0.087390987
Yuxiang Zeng 10 720 0.097339234
Haoyang Li 10 1,140 0.06518607
Xuemin Lin 9 11 0.94154838
Bin Cui 8 36 0.63258316
Xiang Lian 7 431 0.14699528
Xun Jian 7 1,418 0.054109398
Wangze Ni 7 1,582 0.049787345
Zihuan Xu 6 1,560 0.050326735
Yiming Li 6 1,612 0.048593167
Libin Zheng 6 2,109 0.038673629
Alexander Zhou 6 2,169 0.037883912
Xin Zhang 5 1,666 0.046909504
Zimu Zhou 5 1,753 0.045256159
Qiyu Liu 5 1,819 0.044075757
Ke Xu 5 2,079 0.039057341
Hao Xin 5 2,191 0.037519918