| 2026 | AAAI | Connectivity-Guided Sparsification of 2-FWL GNNs: Preserving Full Expressivity with Improved Efficiency. | Rongqin Chen, Fan Mo, Pak Lon Ip, Shenghui Zhang, Dan Wu, Ye Li, Leong Hou U |
| 2026 | AAAI | Hierarchical Frequency-Decomposition Graph Neural Networks for Road Network Representation Learning. | Jingtian Ma, Jingyuan Wang, Leong Hou U |
| 2026 | AAAI | Explore to Learn: Latent Exploration Through Disentangled Synergy Patterns for Reinforcement Learning in Overactuated Control. | Yiming Wang, Kaiyan Zhao, Xu Li, Yan Li, Jiayu Chen, Steven Morad, Leong Hou U |
| 2026 | AAAI | DSAP: Enhancing Generalization in Goal-Conditioned Reinforcement Learning. | Yiming Wang, Kaiyan Zhao, Ming Yang, Yan Li, Furui Liu, Jiayu Chen, Leong Hou U |
| 2026 | AAAI | Latent State-Predictive Exploration for Deep Reinforcement Learning. | Yiming Wang, Kaiyan Zhao, Borong Zhang, Yan Li, Leong Hou U |
| 2026 | AAAI | Multimodal Mixture-of-Experts with Retrieval Augmentation for Protein Active Site Identification. | Jiayang Wu, Jiale Zhou, Rubo Wang, Xingyi Zhang, Xun Lin, Tianxu Lv, Leong Hou U, Yefeng Zheng |
| 2026 | ICDE | PLAN: Fast and Approximate Gaussian Kernel Density Visualization in Road Networks. | Tsz Nam Chan, Hongwei Ye, Bojian Zhu, Leong Hou U, Dingming Wu, Ruisheng Wang, Joshua Zhexue Huang |
| 2026 | ICDE | A Fast, Versatile, and User-Friendly Plugin for Kernel Density Analysis. | Tsz Nam Chan, Bojian Zhu, Leong Hou U, Dingming Wu, Wei Tu, Jianliang Xu |
| 2025 | AAAI | Tokenphormer: Structure-aware Multi-token Graph Transformer for Node Classification. | Zijie Zhou, Zhaoqi Lu, Xuekai Wei, Rongqin Chen, Shenghui Zhang, Pak Lon Ip, Leong Hou U |
| 2025 | CIKM | Advancing Graph Isomorphism Tests with Metric Space Indicators: A Tool for Improving Graph Learning Tasks. | Shenghui Zhang, Pak Lon Ip, Rongqin Chen, Shunran Zhang, Leong Hou U |
| 2025 | ICDE | Large-Scale Spatiotemporal Kernel Density Visualization. | Tsz Nam Chan, Pak Lon Ip, Bojian Zhu, Leong Hou U, Dingming Wu, Jianliang Xu, Christian S. Jensen |
| 2025 | ICLR | Balancing Bias in Two-sided Markets for Fair Stable Matchings. | Siyuan Wu, Leong Hou U, Panagiotis Karras |
| 2025 | IJCAI | App2Exa: Accelerating Exact kNN Search via Dynamic Cache-Guided Approximation. | Ke Li, Leong Hou U, Shuo Shang |
| 2025 | IJCAI | BILE: An Effective Behavior-based Latent Exploration Scheme for Deep Reinforcement Learning. | Yiming Wang, Kaiyan Zhao, Yan Li, Leong Hou U |
| 2025 | IJCAI | Efficient Diversity-based Experience Replay for Deep Reinforcement Learning. | Kaiyan Zhao, Yiming Wang, Yuyang Chen, Yan Li, Leong Hou U, Xiaoguang Niu |
| 2025 | KDD | Enhanced Subgraph Learning in 2-FWL GNNs via Local Connectivity, Spectral, and Distance Encodings. | Rongqin Chen, Yan Li, Dan Wu, Fan Mo, Shenghui Zhang, Pak Lon Ip, Hoi Cheong Iam, Ye Li, Leong Hou U |
| 2025 | KDD | A Fast and Accurate Block Compression Solution for Spatiotemporal Kernel Density Visualization. | Yue Zhong, Tsz Nam Chan, Leong Hou U, Dingming Wu, Wei Tu, Ruisheng Wang, Joshua Zhexue Huang |
| 2025 | SIGMOD | A Fast Line Density Visualization Plugin for Geographic Information Systems. | Tsz Nam Chan, Bojian Zhu, Dingming Wu, Yun Peng, Leong Hou U, Wei Tu, Ruisheng Wang |
| 2024 | AAAI | A Computation-Aware Shape Loss Function for Point Cloud Completion. | Shunran Zhang, Xiubo Zhang, Tsz Nam Chan, Shenghui Zhang, Leong Hou U |
| 2024 | DASFAA | Variational Kernel Density Estimation Recommendation Algorithm for Users with Diverse Activity Levels. | Wei Liu, Shangsong Liang, Huaijie Zhu, Leong Hou U, Jianxing Yu, Xiang Li, Jian Yin |
| 2024 | ICDE | PLAME: Piecewise-Linear Approximate Measure for Additive Kernel SVM (Extended abstract). | Tsz Nam Chan, Zhe Li, Leong Hou U, Reynold Cheng |
| 2024 | ICDM | HFGNN: Efficient Graph Neural Networks Using Hub-Fringe Structures. | Pak Lon Ip, Shenghui Zhang, Xuekai Wei, Tsz Nam Chan, Leong Hou U |
| 2023 | CIKM | Dual-view Contrastive Learning for Auction Recommendation. | Dan Ni Ren, Leong Hou U, Wei Liu |
| 2023 | DASFAA | Revisiting Positive and Negative Samples in Variational Autoencoders for Top-N Recommendation. | Wei Liu, Leong Hou U, Shangsong Liang, Huaijie Zhu, Jianxing Yu, Yubao Liu, Jian Yin |
| 2023 | DASFAA | TieComm: Learning a Hierarchical Communication Topology Based on Tie Theory. | Ming Yang, Renzhi Dong, Yiming Wang, Furui Liu, Yali Du, Mingliang Zhou, Leong Hou U |
| 2023 | MDM | Kernel Density Visualization for Big Geospatial Data: Algorithms and Applications. | Tsz Nam Chan, Leong Hou U, Byron Choi, Jianliang Xu, Reynold Cheng |
| 2023 | SIGMOD | Large-scale Geospatial Analytics: Problems, Challenges, and Opportunities. | Tsz Nam Chan, Leong Hou U, Byron Choi, Jianliang Xu, Reynold Cheng |
| 2023 | SIGMOD | PyNKDV: An Efficient Network Kernel Density Visualization Library for Geospatial Analytic Systems. | Tsz Nam Chan, Rui Zang, Pak Lon Ip, Leong Hou U, Jianliang Xu |
| 2022 | DASFAA | Tracking the Evolution: Discovering and Visualizing the Evolution of Literature. | Siyuan Wu, Leong Hou U |
| 2022 | ICDE | CheetahKG: A Demonstration for Core-based Top-$k$ Frequent Pattern Discovery on Knowledge Graphs. | Bo Tang, Jian Zeng, Qiandong Tang, Chuan Yang, Qiaomu Shen, Leong Hou U, Xiao Yan, Dan Zeng |
| 2022 | SIGMOD | SLAM: Efficient Sweep Line Algorithms for Kernel Density Visualization. | Tsz Nam Chan, Leong Hou U, Byron Choi, Jianliang Xu |
| 2021 | APWEB | AIR Cache: A Variable-Size Block Cache Based on Fine-Grained Management Method. | Yuxiong Li, Yujuan Tan, Congcong Xu, Duo Liu, Xianzhang Chen, Chengliang Wang, Mingliang Zhou, Leong Hou U |
| 2021 | APWEB | GCNNIRec: Graph Convolutional Networks with Neighbor Complex Interactions for Recommendation. | Teng Mei, Tianhao Sun, Renqin Chen, Mingliang Zhou, Leong Hou U |
| 2021 | APWEB | Self-residual Embedding for Click-Through Rate Prediction. | Jingqin Sun, Yunfei Yin, Faliang Huang, Mingliang Zhou, Leong Hou U |
| 2021 | ICASSP | Deep Adversarial Quantization Network for Cross-Modal Retrieval. | Yu Zhou, Yong Feng, Mingliang Zhou, Baohua Qiang, Leong Hou U, Jiajie Zhu |
| 2021 | ICASSP | Distribution-Aware Hierarchical Weighting Method for Deep Metric Learning. | Yinong Zhu, Yong Feng, Mingliang Zhou, Baohua Qiang, Leong Hou U, Jiajie Zhu |
| 2021 | ICDE | Near-Optimal Fixed-Route Scheduling for Crowdsourced Transit System. | Hanlin Li, Xiaowei Wu, Leong Hou U, Kun Pang Kou |
| 2021 | ICDE | Fast Core-based Top-k Frequent Pattern Discovery in Knowledge Graphs. | Jian Zeng, Leong Hou U, Xiao Yan, Mingji Han, Bo Tang |
| 2020 | CIKM | A Toolkit for Managing Multiple Crowdsourced Top-K Queries. | Caihua Shan, Leong Hou U, Nikos Mamoulis, Reynold Cheng |
| 2020 | DASFAA | A General Early-Stopping Module for Crowdsourced Ranking. | Caihua Shan, Leong Hou U, Nikos Mamoulis, Reynold Cheng, Xiang Li |
| 2020 | ICDE | The Power of Bounds: Answering Approximate Earth Mover's Distance with Parametric Bounds (Extended abstract). | Tsz Nam Chan, Man Lung Yiu, Leong Hou U |
| 2019 | ICDE | KARL: Fast Kernel Aggregation Queries. | Tsz Nam Chan, Man Lung Yiu, Leong Hou U |
| 2018 | ICDE | Continuous Top-k Monitoring on Document Streams (Extended Abstract). | Leong Hou U, Junjie Zhang, Kyriakos Mouratidis, Ye Li |
| 2018 | SIGMOD | PISTIS: A Conflict of Interest Declaration and Detection System for Peer Review Management. | Siyuan Wu, Leong Hou U, Sourav S. Bhowmick, Wolfgang Gatterbauer |
| 2017 | CIKM | Conflict of Interest Declaration and Detection System in Heterogeneous Networks. | Siyuan Wu, Leong Hou U, Sourav S. Bhowmick, Wolfgang Gatterbauer |
| 2017 | EDBT | Fast Subsequence Search on Time Series Data. | Yuhong Li, Bo Tang, Leong Hou U, Man Lung Yiu, Zhiguo Gong |
| 2017 | IJCAI | A Robust Noise Resistant Algorithm for POI Identification from Flickr Data. | Yiyang Yang, Zhiguo Gong, Qing Li, Leong Hou U, Ruichu Cai, Zhifeng Hao |
| 2017 | SIGMOD | Crowdsourced Top-k Queries by Confidence-Aware Pairwise Judgments. | Ngai Meng Kou, Yan Li, Hao Wang, Leong Hou U, Zhiguo Gong |
| 2016 | APWEB | Finding Frequent Items in Time Decayed Data Streams. | Shanshan Wu, Huaizhong Lin, Leong Hou U, Yunjun Gao, Dongming Lu |
| 2016 | ICDE | Beyond millisecond latency kNN search on commodity machine. | Bailong Liao, Leong Hou U, Man Lung Yiu, Zhiguo Gong |
| 2016 | VLDB | Exploit Every Cycle: Vectorized Time Series Algorithms on Modern Commodity CPUs. | Bo Tang, Man Lung Yiu, Yuhong Li, Leong Hou U |
| 2015 | ICDE | Quick-motif: An efficient and scalable framework for exact motif discovery. | Yuhong Li, Leong Hou U, Man Lung Yiu, Zhiguo Gong |
| 2015 | SIGMOD | Weighted Coverage based Reviewer Assignment. | Ngai Meng Kou, Leong Hou U, Nikos Mamoulis, Zhiguo Gong |
| 2011 | CIS | Lifeline: Emergency Ad Hoc Network. | Se-Hang Cheong, Kai-Ip Lee, Yain-Whar Si, Leong Hou U |
| 2011 | SIGIR | Identifying points of interest by self-tuning clustering. | Yiyang Yang, Zhiguo Gong, Leong Hou U |
| 2010 | SIGMOD | Durable top-k search in document archives. | Leong Hou U, Nikos Mamoulis, Klaus Berberich, Srikanta J. Bedathur |
| 2009 | ICDE | Efficient Evaluation of Multiple Preference Queries. | Leong Hou U, Nikos Mamoulis, Kyriakos Mouratidis |
| 2008 | SIGMOD | Capacity constrained assignment in spatial databases. | Leong Hou U, Man Lung Yiu, Kyriakos Mouratidis, Nikos Mamoulis |
| 2006 | DEXA | Multi-term Web Query Expansion Using WordNet. | Zhiguo Gong, Chan Wa Cheang, Leong Hou U |
| 2005 | DEXA | Web Query Expansion by WordNet. | Zhiguo Gong, Chan Wa Cheang, Leong Hou U |