| 2026 | ACL | Direct Token Optimization: A Self-Contained Approach to Large Language Model Unlearning. | Hong Kyu Lee, Ruixuan Liu, Li Xiong |
| 2026 | ICDE | SkyNet: Solving Skyline Queries with Neural Networks. | Jinfei Liu, Jiayao Zhang, Pengyun Zhu, Li Xiong, Jian Pei |
| 2026 | ISCAS | DS-eDRAM: Mode-Adaptive Dynamic-Static 2T-1C HZO eDRAM with Temperature-Aware Operation and Shared-Path Sensing for Energy-Efficient SPM in AI Accelerators. | Ruijun Lin, Taoran Shen, Ruicong Zhang, Jie Yin, Li Xiong, Ming Wang, Xiaoyong Xue, Xiaoyang Zeng |
| 2026 | ISKE | Real-Time Trajectory Tracking with Conditional Random Field and Markov Chain. | Mengyuan Lu, Li Xiong, Kun Wang |
| 2026 | MDM | TrajGenAgent: A Hierarchical LLM Agent for Human Mobility Trajectory Generation. | Siyu Li, Toan Tran, Lingyi Zhao, Khurram Shafique, Li Xiong |
| 2026 | NDSS | ExpShield: Safeguarding Web Text from Unauthorized Crawling and LLM Exploitation. | Ruixuan Liu, Toan Tran, Tianhao Wang, Hongsheng Hu, Shuo Wang, Li Xiong |
| 2026 | SP | Beyond Indistinguishability: Measuring Extraction Risk in LLM APIs. | Ruixuan Liu, David Evans, Li Xiong |
| 2025 | ACL | Tokens for Learning, Tokens for Unlearning: Mitigating Membership Inference Attacks in Large Language Models via Dual-Purpose Training. | Toan Tran, Ruixuan Liu, Li Xiong |
| 2025 | IJCAI | Contrastive Unlearning: A Contrastive Approach to Machine Unlearning. | Hong-Kyu Lee, Qiuchen Zhang, Carl Yang, Jian Lou, Li Xiong |
| 2025 | IJCNLP | HARBOR: Exploring Persona Dynamics in Multi-Agent Competition. | Kenan Jiang, Li Xiong, Fei Liu |
| 2025 | KDD | Simulated Infectious Diseases Datasets with Controlled Data Bias. | Ruochen Kong, Taylor Anderson, Matthew Scotch, David J. Heslop, Yonchanok Khaokaew, Hao Xue, Li Xiong, Chandini Raina MacIntyre, Flora D. Salim, Andreas Zfle |
| 2025 | MDM | Geo-Llama: Leveraging LLMs for Human Mobility Trajectory Generation with Constraints. | Siyu Li, Toan Tran, Haowen Lin, John Krumm, Cyrus Shahabi, Lingyi Zhao, Khurram Shafique, Li Xiong |
| 2024 | AAAI | IGAMT: Privacy-Preserving Electronic Health Record Synthesization with Heterogeneity and Irregularity. | Wenjie Wang, Pengfei Tang, Jian Lou, Yuanming Shao, Lance Waller, Yi-an Ko, Li Xiong |
| 2024 | CCS | Cross-silo Federated Learning with Record-level Personalized Differential Privacy. | Junxu Liu, Jian Lou, Li Xiong, Jinfei Liu, Xiaofeng Meng |
| 2024 | CCS | PreCurious: How Innocent Pre-Trained Language Models Turn into Privacy Traps. | Ruixuan Liu, Tianhao Wang, Yang Cao, Li Xiong |
| 2024 | CCS | TabularMark: Watermarking Tabular Datasets for Machine Learning. | Yihao Zheng, Haocheng Xia, Junyuan Pang, Jinfei Liu, Kui Ren, Lingyang Chu, Yang Cao, Li Xiong |
| 2024 | CIKM | Enhanced Privacy Bound for Shuffle Model with Personalized Privacy. | Yixuan Liu, Yuhan Liu, Li Xiong, Yujie Gu, Hong Chen |
| 2024 | CIKM | Federated Node Classification over Distributed Ego-Networks with Secure Contrastive Embedding Sharing. | Han Xie, Li Xiong, Carl Yang |
| 2024 | DBSEC | Does Differential Privacy Prevent Backdoor Attacks in Practice? | Fereshteh Razmi, Jian Lou, Li Xiong |
| 2024 | ICDE | Share: Stackelberg-Nash based Data Markets. | Yuran Bi, Jinfei Liu, Chen Zhao, Junyi Zhao, Kui Ren, Li Xiong |
| 2024 | ICDE | When Data Pricing Meets Non-Cooperative Game Theory. | Yuran Bi, Yihang Wu, Jinfei Liu, Kui Ren, Li Xiong |
| 2024 | ICDM | Controllable Visit Trajectory Generation with Spatiotemporal Constraints. | Haowen Lin, John Krumm, Cyrus Shahabi, Li Xiong |
| 2024 | WWW | DPAR: Decoupled Graph Neural Networks with Node-Level Differential Privacy. | Qiuchen Zhang, Hong-Kyu Lee, Jing Ma, Jian Lou, Carl Yang, Li Xiong |
| 2024 | SDM | Unified Modeling and Clustering of Mobility Trajectories with Spatiotemporal Point Processes. | Haowen Lin, Yao-Yi Chiang, Li Xiong, Cyrus Shahabi |
| 2023 | AAAI | Echo of Neighbors: Privacy Amplification for Personalized Private Federated Learning with Shuffle Model. | Yixuan Liu, Suyun Zhao, Li Xiong, Yuhan Liu, Hong Chen |
| 2023 | CIKM | Personalized Differentially Private Federated Learning without Exposing Privacy Budgets. | Junxu Liu, Jian Lou, Li Xiong, Xiaofeng Meng |
| 2023 | CIKM | Closed-form Machine Unlearning for Matrix Factorization. | Shuijing Zhang, Jian Lou, Li Xiong, Xiaoyu Zhang, Jing Liu |
| 2023 | DBSEC | Classification Auto-Encoder Based Detector Against Diverse Data Poisoning Attacks. | Fereshteh Razmi, Li Xiong |
| 2023 | ICCV | MUter: Machine Unlearning on Adversarially Trained Models. | Junxu Liu, Mingsheng Xue, Jian Lou, Xiaoyu Zhang, Li Xiong, Zhan Qin |
| 2023 | ICDE | Dynamic Shapley Value Computation. | Jiayao Zhang, Haocheng Xia, Qiheng Sun, Jinfei Liu, Li Xiong, Jian Pei, Kui Ren |
| 2023 | ICDE | EulerFD: An Efficient Double-Cycle Approximation of Functional Dependencies. | Qiongqiong Lin, Yunfan Gu, Jingyan Sai, Jinfei Liu, Kui Ren, Li Xiong, Tianzhen Wang, Yanbei Pang, Sheng Wang, Feifei Li |
| 2023 | KDD | ShapleyFL: Robust Federated Learning Based on Shapley Value. | Qiheng Sun, Xiang Li, Jiayao Zhang, Li Xiong, Weiran Liu, Jinfei Liu, Zhan Qin, Kui Ren |
| 2023 | MDM | CSGAN: Modality-Aware Trajectory Generation via Clustering-based Sequence GAN. | Minxing Zhang, Haowen Lin, Shun Takagi, Yang Cao, Cyrus Shahabi, Li Xiong |
| 2023 | WWW | Federated Node Classification over Graphs with Latent Link-type Heterogeneity. | Han Xie, Li Xiong, Carl Yang |
| 2022 | AMIA | Existing and emerging privacy challenges and solutions for federated data coordination. | Tsung-Ting Kuo, Xiaoqian Jiang, Hua Xu, Li Xiong, Lucila Ohno-Machado |
| 2022 | CCS | L-SRR: Local Differential Privacy for Location-Based Services with Staircase Randomized Response. | Han Wang, Hanbin Hong, Li Xiong, Zhan Qin, Yuan Hong |
| 2022 | CIKM | RobustFed: A Truth Inference Approach for Robust Federated Learning. | Farnaz Tahmasebian, Jian Lou, Li Xiong |
| 2022 | EMNLP | Multi-View Active Learning for Short Text Classification in User-Generated Data. | Payam Karisani, Negin Karisani, Li Xiong |
| 2022 | Interspeech | Federated Pruning: Improving Neural Network Efficiency with Federated Learning. | Rongmei Lin, Yonghui Xiao, Tien-Ju Yang, Ding Zhao, Li Xiong, Giovanni Motta, Franoise Beaufays |
| 2021 | AISTATS | Learning with Hyperspherical Uniformity. | Weiyang Liu, Rongmei Lin, Zhen Liu, Li Xiong, Bernhard Schlkopf, Adrian Weller |
| 2021 | AMIA | Privacy-Preserving Federated Biomedical Data Analysis. | Xiaoqian Jiang, Luca Bonomi, Jaideep Vaidya, Li Xiong, Lucila Ohno-Machado |
| 2021 | CIDR | Fraud Buster: Tracking IRSF Using Blockchain While Protecting Business Confidentiality. | Shuaicheng Ma, Tamraparni Dasu, Yaron Kanza, Divesh Srivastava, Li Xiong |
| 2021 | CIKM | Temporal Network Embedding via Tensor Factorization. | Jing Ma, Qiuchen Zhang, Jian Lou, Li Xiong, Joyce C. Ho |
| 2021 | CVPR | Orthogonal Over-Parameterized Training. | Weiyang Liu, Rongmei Lin, Zhen Liu, James M. Rehg, Liam Paull, Li Xiong, Le Song, Adrian Weller |
| 2021 | ICCV | Integer-arithmetic-only Certified Robustness for Quantized Neural Networks. | Haowen Lin, Jian Lou, Li Xiong, Cyrus Shahabi |
| 2021 | ICDE | REACT: Real-Time Contact Tracing and Risk Monitoring via Privacy-Enhanced Mobile Tracking. | Yanan Da, Ritesh Ahuja, Li Xiong, Cyrus Shahabi |
| 2021 | ICDE | Eclipse: Generalizing kNN and Skyline. | Jinfei Liu, Li Xiong, Qiuchen Zhang, Jian Pei, Jun Luo |
| 2021 | ICDE | Transparent Contribution Evaluation for Secure Federated Learning on Blockchain. | Shuaicheng Ma, Yang Cao, Li Xiong |
| 2021 | ICDM | Communication Efficient Tensor Factorization for Decentralized Healthcare Networks. | Jing Ma, Qiuchen Zhang, Jian Lou, Li Xiong, Sivasubramanium Bhavani, Joyce C. Ho |
| 2021 | IJCAI | Private Stochastic Non-convex Optimization with Improved Utility Rates. | Qiuchen Zhang, Jing Ma, Jian Lou, Li Xiong |
| 2021 | KDD | PAM: Understanding Product Images in Cross Product Category Attribute Extraction. | Rongmei Lin, Xiang He, Jie Feng, Nasser Zalmout, Yan Liang, Li Xiong, Xin Luna Dong |
| 2021 | NAACL | Certified Robustness to Word Substitution Attack with Differential Privacy. | Wenjie Wang, Pengfei Tang, Jian Lou, Li Xiong |
| 2021 | PAKDD | CrowdTeacher: Robust Co-teaching with Noisy Answers and Sample-Specific Perturbations for Tabular Data. | Mani Sotoodeh, Li Xiong, Joyce C. Ho |
| 2021 | WWW | Communication Efficient Federated Generalized Tensor Factorization for Collaborative Health Data Analytics. | Jing Ma, Qiuchen Zhang, Jian Lou, Li Xiong, Joyce C. Ho |
| 2020 | CIKM | Robust Irregular Tensor Factorization and Completion for Temporal Health Data Analysis. | Yifei Ren, Jian Lou, Li Xiong, Joyce C. Ho |
| 2020 | CVPR | Regularizing Neural Networks via Minimizing Hyperspherical Energy. | Rongmei Lin, Weiyang Liu, Zhen Liu, Chen Feng, Zhiding Yu, James M. Rehg, Li Xiong, Le Song |
| 2020 | DBSEC | Crowdsourcing Under Data Poisoning Attacks: A Comparative Study. | Farnaz Tahmasebian, Li Xiong, Mani Sotoodeh, Vaidy S. Sunderam |
| 2020 | ESORICS | PGLP: Customizable and Rigorous Location Privacy Through Policy Graph. | Yang Cao, Yonghui Xiao, Shun Takagi, Li Xiong, Masatoshi Yoshikawa, Yilin Shen, Jinfei Liu, Hongxia Jin, Xiaofeng Xu |
| 2020 | HealthCom | GeoAI-based Epidemic Control with Geo-Social Data Sharing on Blockchain. | Shaoliang Peng, Liang Bai, Li Xiong, Qiang Qu, Xiaolan Xie, Shulin Wang |
| 2020 | ICDE | Providing Input-Discriminative Protection for Local Differential Privacy. | Xiaolan Gu, Ming Li, Li Xiong, Yang Cao |
| 2019 | CIKM | SkyRec: Finding Pareto Optimal Groups. | Jinfei Liu, Li Xiong, Jian Pei, Jun Luo, Haoyu Zhang, Si Zhang |
| 2019 | CIKM | Privacy-Preserving Tensor Factorization for Collaborative Health Data Analysis. | Jing Ma, Qiuchen Zhang, Jian Lou, Joyce C. Ho, Li Xiong, Xiaoqian Jiang |
| 2019 | ICDE | PriSTE: From Location Privacy to Spatiotemporal Event Privacy. | Yang Cao, Yonghui Xiao, Li Xiong, Liquan Bai |
| 2019 | MDM | Group Nearest Compact POI Set Queries in Road Networks. | Sen Zhao, Li Xiong |
| 2018 | ICDE | Skyline Diagram: Finding the Voronoi Counterpart for Skyline Queries. | Jinfei Liu, Juncheng Yang, Li Xiong, Jian Pei, Jun Luo |
| 2018 | ICDE | Privacy-Preserving Online Task Assignment in Spatial Crowdsourcing with Untrusted Server. | Hien To, Cyrus Shahabi, Li Xiong |
| 2018 | IJCNN | A Framework of Transferring Structures Across Large-scale Information Networks. | Shan Xue, Jie Lu, Guangquan Zhang, Li Xiong |
| 2018 | MDM | Privacy Preserving Reverse k-Nearest Neighbor Queries. | Layla Pournajaf, Farnaz Tahmasebian, Li Xiong, Vaidy S. Sunderam, Cyrus Shahabi |
| 2018 | WWW | Aesthetic-based Clothing Recommendation. | Wenhui Yu, Huidi Zhang, Xiangnan He, Xu Chen, Li Xiong, Zheng Qin |
| 2017 | CIKM | Fast Algorithms for Pareto Optimal Group-based Skyline. | Wenhui Yu, Zheng Qin, Jinfei Liu, Li Xiong, Xu Chen, Huidi Zhang |
| 2017 | DBSEC | Mutually Private Location Proximity Detection with Access Control. | Michael G. Solomon, Vaidy S. Sunderam, Li Xiong, Ming Li |
| 2017 | ICDE | Quantifying Differential Privacy under Temporal Correlations. | Yang Cao, Masatoshi Yoshikawa, Yonghui Xiao, Li Xiong |
| 2017 | ICDE | Secure Skyline Queries on Cloud Platform. | Jinfei Liu, Juncheng Yang, Li Xiong, Jian Pei |
| 2017 | PAKDD | Partitioning-Based Mechanisms Under Personalized Differential Privacy. | Haoran Li, Li Xiong, Zhanglong Ji, Xiaoqian Jiang |
| 2016 | ADMA | Global Recursive Based Node Importance Evaluation. | Lu Zhao, Li Xiong, Shan Xue |
| 2016 | ICDE | Differentially private frequent subgraph mining. | Shengzhi Xu, Sen Su, Li Xiong, Xiang Cheng, Ke Xiao |
| 2016 | IJCNN | Multi-instance graphical transfer clustering for traffic data learning. | Shan Xue, Jie Lu, Jia Wu, Guangquan Zhang, Li Xiong |
| 2016 | MDM | D-Grid: An In-Memory Dual Space Grid Index for Moving Object Databases. | Xiaofeng Xu, Li Xiong, Vaidy S. Sunderam |
| 2016 | SIGIR | Privacy-Preserving IR 2016: Differential Privacy, Search, and Social Media. | Grace Hui Yang, Ian Soboroff, Li Xiong, Charles L. A. Clarke, Simson L. Garfinkel |
| 2015 | CCS | Protecting Locations with Differential Privacy under Temporal Correlations. | Yonghui Xiao, Li Xiong |
| 2015 | CIKM | Finding Probabilistic k-Skyline Sets on Uncertain Data. | Jinfei Liu, Haoyu Zhang, Li Xiong, Haoran Li, Jun Luo |
| 2015 | CIKM | Differentially Private Histogram Publication for Dynamic Datasets: an Adaptive Sampling Approach. | Haoran Li, Li Xiong, Xiaoqian Jiang, Jinfei Liu |
| 2015 | EDBT | Private Computation of the Longest Increasing Subsequence in Data Streams. | Luca Bonomi, Li Xiong |
| 2015 | ICCS | Security and Privacy Dimensions in Next Generation DDDAS/Infosymbiotic Systems: A Position Paper. | Li Xiong, Vaidy S. Sunderam |
| 2015 | ICDE | Differentially private frequent sequence mining via sampling-based candidate pruning. | Shengzhi Xu, Sen Su, Xiang Cheng, Zhengyi Li, Li Xiong |
| 2015 | ICONIP | SEIR Immune Strategy for Instance Weighted Naive Bayes Classification. | Shan Xue, Jie Lu, Guangquan Zhang, Li Xiong |
| 2015 | ISKE | Heterogeneous Feature Space Based Task Selection Machine for Unsupervised Transfer Learning. | Shan Xue, Jie Lu, Guangquan Zhang, Li Xiong |
| 2015 | VLDB | Secure Similarity Queries: Enabling Precision Medicine with Privacy. | Jinfei Liu, Li Xiong |
| 2014 | DBSEC | Towards Secure Cloud Database with Fine-Grained Access Control. | Michael G. Solomon, Vaidy S. Sunderam, Li Xiong |
| 2014 | EDBT | Differentially Private Synthesization of Multi-Dimensional Data using Copula Functions. | Haoran Li, Li Xiong, Xiaoqian Jiang |
| 2014 | ICCS | Dynamic Data Driven Crowd Sensing Task Assignment. | Layla Pournajaf, Li Xiong, Vaidy S. Sunderam |
| 2014 | MDM | Spatial Task Assignment for Crowd Sensing with Cloaked Locations. | Layla Pournajaf, Li Xiong, Vaidy S. Sunderam, Slawomir Goryczka |
| 2014 | PAKDD | Privacy Preserving Publication of Locations Based on Delaunay Triangulation. | Jun Luo, Jinfei Liu, Li Xiong |
| 2014 | WWW | Monitoring web browsing behavior with differential privacy. | Liyue Fan, Luca Bonomi, Li Xiong, Vaidy S. Sunderam |
| 2013 | CIKM | A two-phase algorithm for mining sequential patterns with differential privacy. | Luca Bonomi, Li Xiong |
| 2013 | DBSEC | Differentially Private Multi-dimensional Time Series Release for Traffic Monitoring. | Liyue Fan, Li Xiong, Vaidy S. Sunderam |
| 2013 | EDBT | Secure multiparty aggregation with differential privacy: a comparative study. | Slawomir Goryczka, Li Xiong, Vaidy S. Sunderam |
| 2013 | EDBT | A privacy framework: indistinguishable privacy. | Jinfei Liu, Li Xiong, Jun Luo |
| 2013 | ICCS | Predict: Privacy and Security Enhancing Dynamic Information Collection and Monitoring. | Li Xiong, Vaidy S. Sunderam, Liyue Fan, Slawomir Goryczka, Layla Pournajaf |
| 2013 | ICDM | Differentially Private Anomaly Detection with a Case Study on Epidemic Outbreak Detection. | Liyue Fan, Li Xiong |
| 2013 | ICDM | Adaptive Differentially Private Data Release for Data Sharing and Data Mining. | Li Xiong |
| 2013 | SIGMOD | LinkIT: privacy preserving record linkage and integration via transformations. | Luca Bonomi, Li Xiong, James J. Lu |
| 2013 | SIGMOD | FAST: differentially private real-time aggregate monitor with filtering and adaptive sampling. | Liyue Fan, Li Xiong, Vaidy S. Sunderam |
| 2012 | CIKM | Frequent grams based embedding for privacy preserving record linkage. | Luca Bonomi, Li Xiong, Rui Chen, Benjamin C. M. Fung |
| 2012 | CIKM | Real-time aggregate monitoring with differential privacy. | Liyue Fan, Li Xiong |
| 2012 | EDBT | Privacy preserving distributed DBSCAN clustering. | Jinfei Liu, Joshua Zhexue Huang, Jun Luo, Li Xiong |
| 2012 | ICDE | DObjects+: Enabling Privacy-Preserving Data Federation Services. | Pawel Jurczyk, Li Xiong, Slawomir Goryczka |
| 2012 | ICDE | DPCube: Releasing Differentially Private Data Cubes for Health Information. | Yonghui Xiao, James J. Gardner, Li Xiong |
| 2010 | CIKM | Anonymizing data with quasi-sensitive attribute values. | Pu Shi, Li Xiong, Benjamin C. M. Fung |
| 2010 | WWW | Anonymizing user profiles for personalized web search. | Yun Zhu, Li Xiong, Christopher Verdery |
| 2009 | CIKM | Automatic link detection: a sequence labeling approach. | James J. Gardner, Li Xiong |
| 2009 | DBSEC | Distributed Anonymization: Achieving Privacy for Both Data Subjects and Data Providers. | Pawel Jurczyk, Li Xiong |
| 2009 | DEXA | Dynamic Query Processing for P2P Data Services in the Cloud. | Pawel Jurczyk, Li Xiong |
| 2009 | EDBT | NNexus: an automatic linker for collaborative web-based corpora. | James J. Gardner, Aaron Krowne, Li Xiong |
| 2009 | EDBT | HIDE: heterogeneous information DE-identification. | James J. Gardner, Li Xiong, Kanwei Li, James J. Lu |
| 2008 | AMIA | FRIL: A Tool for Comparative Record Linkage. | Pawel Jurczyk, James J. Lu, Li Xiong, Janet D. Cragan, Adolfo Correa |
| 2008 | CBMS | HIDE: An Integrated System for Health Information DE-identification. | James J. Gardner, Li Xiong |
| 2008 | CIKM | Privacy-preserving data publishing for horizontally partitioned databases. | Pawel Jurczyk, Li Xiong |
| 2008 | CIKM | Towards privacy-preserving integration of distributed heterogeneous data. | Pawel Jurczyk, Li Xiong |
| 2008 | ICCS | DObjects: Enabling Distributed Data Services for Metacomputing Platforms. | Pawel Jurczyk, Li Xiong, Vaidy S. Sunderam |
| 2008 | SAC | Frequent pattern mining for kernel trace data. | Christopher LaRosa, Li Xiong, Ken Mandelberg |
| 2007 | CSCWD | Cooperative Work for Agent-Based Heterogeneous Information Integrated Retrieval in Digital Libraries. | Lizhen Liu, Minhua Wu, Li Xiong, Zhendong Niu, Hantao Song |
| 2007 | SAC | Mining multiple private databases using a kNN classifier. | Li Xiong, Subramanyam Chitti, Ling Liu |
| 2006 | CIKM | k nearest neighbor classification across multiple private databases. | Li Xiong, Subramanyam Chitti, Ling Liu |
| 2006 | ICONIP | Self-organized Path Constraint Neural Network: Structure and Algorithm. | Hengqing Tong, Li Xiong, Hui Peng |
| 2005 | ICDCS | Topk Queries across Multiple Private Databases. | Li Xiong, Subramanyam Chitti, Ling Liu |
| 2005 | WWW | TrustGuard: countering vulnerabilities in reputation management for decentralized overlay networks. | Mudhakar Srivatsa, Li Xiong, Ling Liu |
| 1998 | PIMRC | A selective model to suppress NLOS signals in angle-of-arrival (AOA) location estimation. | Li Xiong |