| 2026 | ACL | ReasonRec: A Reasoning-Augmented Multimodal Agent for Unified Recommendation. | Yihua Zhang, Mingfu Liang, Jiyan Yang, Rong Jin, Wen-Yen Chen, Yiping Han, Huayu Li, Buyun Zhang, Liang Luo, Luke Simon, Sijia Liu, Tianlong Chen, Xi Liu |
| 2026 | KDD | Meta Lattice: Model Space Redesign for Cost-Effective Industry-Scale Ads Recommendations. | Liang Luo, Yuxin Chen, Zhengyu Zhang, Mengyue Hang, Andrew Gu, Buyun Zhang, Boyang Liu, Chen Chen, Fan Yang, Feifan Gu, Huayu Li, Jade Nie, Jiayi Xu, Jiyan Yang, Jongsoo Park, Laming Chen, Longhao Jin, Qin Huang, Shali Jiang, Shiwen Shen, Shuaiwen Wang, Siyang Yuan, Tongyi Tang, Weilin Zhang, Xi Liu, Xiaohan Wei, Yuchen Hao, Xiaozhen Xia, Yasmine Badr, Zeliang Chen, Chengze Fan, Dong Liang, Qianru Li, Sihan Zeng, Wenjun Wang, Yunlong He, Yinbin Ma, Maxim Naumov, Yantao Yao, Wenlin Chen, Ellie Dingqiao Wen |
| 2025 | ACL | The Efficiency vs. Accuracy Trade-off: Optimizing RAG-Enhanced LLM Recommender Systems Using Multi-Head Early Exit. | Huixue Zhou, Hengrui Gu, Zaifu Zhan, Xi Liu, Kaixiong Zhou, Yongkang Xiao, Mingfu Liang, Srinivas Prasad Govindan, Piyush Chawla, Jiyan Yang, Xiangfei Meng, Huayu Li, Buyun Zhang, Liang Luo, Wen-Yen Chen, Yiping Han, Bo Long, Rui Zhang, Tianlong Chen |
| 2025 | CIKM | InterFormer: Effective Heterogeneous Interaction Learning for Click-Through Rate Prediction. | Zhichen Zeng, Xiaolong Liu, Mengyue Hang, Xiaoyi Liu, Qinghai Zhou, Chaofei Yang, Yiqun Liu, Yichen Ruan, Laming Chen, Yuxin Chen, Yujia Hao, Jiaqi Xu, Jade Nie, Xi Liu, Buyun Zhang, Wei Wen, Siyang Yuan, Hang Yin, Xin Zhang, Kai Wang, Wen-Yen Chen, Yiping Han, Huayu Li, Chunzhi Yang, Bo Long, Philip S. Yu, Hanghang Tong, Jiyan Yang |
| 2025 | ICCV | ARIG: Autoregressive Interactive Head Generation for Real-Time Conversations. | Ying Guo, Xi Liu, Cheng Zhen, Pengfei Yan, Xiaoming Wei |
| 2025 | ICLR | Latent Radiance Fields with 3D-aware 2D Representations. | Chaoyi Zhou, Xi Liu, Feng Luo, Siyu Huang |
| 2025 | IJCNN | BiLSTM-Enhanced GNN for Document-Level Event Extraction with Multi-Strategy Optimization. | Xi Liu, Jun Long, Wen Ti Huang, Xi Yu, Yang Yang |
| 2025 | Interspeech | A Neural Codec Approach for Noise-Robust Bandwidth Expansion. | Xi Liu, Mu Yang, Szu-Jui Chen, John H. L. Hansen |
| 2025 | KSEM | A Robust Data Watermarking Method Based on Secret Sharing and GAN for Digital Elevation Model. | Jinge Ma, Jia Duan, Xi Liu, Xianghan Zheng, Wei Ren |
| 2025 | MICCAI | EEG-DINO: Learning EEG Foundation Models via Hierarchical Self-distillation. | Xujia Wang, Xuhui Liu, Xi Liu, Qian Si, Zhaoliang Xu, Yang Li, Xiantong Zhen |
| 2025 | SMC | Semantic Understanding-based Open-Scene Re-Identification. | Zhengrui Zhang, Shuai Wang, Xi Liu, Hao Sheng, Da Yang, Guanqun Su |
| 2025 | WWW | External Large Foundation Model: How to Efficiently Serve Trillions of Parameters for Online Ads Recommendation. | Mingfu Liang, Xi Liu, Rong Jin, Boyang Liu, Qiuling Suo, Qinghai Zhou, Song Zhou, Laming Chen, Hua Zheng, Zhiyuan Li, Shali Jiang, Jiyan Yang, Xiaozhen Xia, Fan Yang, Yasmine Badr, Ellie Wen, Shuyu Xu, Hansey Chen, Zhengyu Zhang, Jade Nie, Chunzhi Yang, Zhichen Zeng, Weilin Zhang, Xingliang Huang, Qianru Li, Shiquan Wang, Evelyn Lyu, Wenjing Lu, Rui Zhang, Wenjun Wang, Jason Rudy, Mengyue Hang, Kai Wang, Bo Long, Wenlin Chen, Santanu Kolay, Huayu Li |
| 2024 | CVPR | CustomListener: Text-Guided Responsive Interaction for User-Friendly Listening Head Generation. | Xi Liu, Ying Guo, Cheng Zhen, Tong Li, Yingying Ao, Pengfei Yan |
| 2024 | ICASSP | Fearless Steps Apollo: Team Communications Based Community Resource Development for Science, Technology, Education, and Historical Preservation. | John H. L. Hansen, Aditya Joglekar, Meena M. Chandra Shekar, Szu-Jui Chen, Xi Liu |
| 2024 | ICASSP | Dual-Path Minimum-Phase and All-Pass Decomposition Network for Single Channel Speech Dereverberation. | Xi Liu, Szu-Jui Chen, John H. L. Hansen |
| 2024 | ICASSP | Dual-Domain Neural Networks for Clinical and Low-Dose CBCT Reconstruction. | Xuzhi Zhao, Xi Liu, Xinyi Wang, Rui Yang, Yi Du, Yahui Peng |
| 2024 | ICML | Wukong: Towards a Scaling Law for Large-Scale Recommendation. | Buyun Zhang, Liang Luo, Yuxin Chen, Jade Nie, Xi Liu, Shen Li, Yanli Zhao, Yuchen Hao, Yantao Yao, Ellie Dingqiao Wen, Jongsoo Park, Maxim Naumov, Wenlin Chen |
| 2024 | IJCNN | Automatic Segmentation of Organs-At-Risk and Clinical Target Volume for Cervical Cancer Using Manifold Learning. | Chenyu Zuo, Runhong Lei, Xi Liu, Kai Niu, Zhiqiang He, Ruijie Yang |
| 2024 | INDIN | Multi-Stage Product Quality Prediction Based on CNN-BiGRU-Attention. | Chen Yan, Yifu Sun, Xi Liu |
| 2024 | Interspeech | DNN-based monaural speech enhancement using alternate analysis windows for phase and magnitude modification. | Xi Liu, John H. L. Hansen |
| 2024 | ISCAS | A Low-Power Multimode Eight-Channel AFE for dToF LiDAR. | Yuye Yang, Xi Liu, Ruixuan Yang, Shuaizhe Ma, Yifei Xia, Jia Li, Bing Zhang, Li Geng, Dan Li |
| 2024 | MICCAI | LUCIDA: Low-Dose Universal-Tissue CT Image Domain Adaptation for Medical Segmentation. | Yixin Chen, Xiangxi Meng, Yan Wang, Shuang Zeng, Xi Liu, Zhaoheng Xie |
| 2024 | SMC | Dual Kalman Filter Based on Maximum Correntropy Criterion for Adaptive Decoding in Brain-Machine Interface. | Yuxuan Cai, Xi Liu |
| 2024 | WWW | Rankitect: Ranking Architecture Search Battling World-class Engineers at Meta Scale. | Wei Wen, Kuang-Hung Liu, Igor Fedorov, Xin Zhang, Hang Yin, Weiwei Chu, Kaveh Hassani, Mengying Sun, Jiang Liu, Xu Wang, Lin Jiang, Yuxin Chen, Buyun Zhang, Xi Liu, Dehua Cheng, Zhengxing Chen, Guang Zhao, Fangqiu Han, Jiyan Yang, Yuchen Hao, Liang Xiong, Wen-Yen Chen |
| 2024 | WWW | AutoML for Large Capacity Modeling of Meta's Ranking Systems. | Hang Yin, Kuang-Hung Liu, Mengying Sun, Yuxin Chen, Buyun Zhang, Jiang Liu, Vivek Sehgal, Rudresh Rajnikant Panchal, Eugen Hotaj, Xi Liu, Daifeng Guo, Jamey Zhang, Zhou Wang, Shali Jiang, Huayu Li, Zhengxing Chen, Wen-Yen Chen, Jiyan Yang, Wei Wen |
| 2024 | TrustCom | Decentralized and Lightweight Cross-Chain Transaction Scheme Based on Proxy Re-signature. | Huiying Zou, Jia Duan, Xi Liu, Wei Ren, Tao Li, Xianghan Zheng, Kim-Kwang Raymond Choo |
| 2024 | SGAI | Reinforcement Learning for Patient Scheduling with Combinatorial Optimisation. | Xi Liu, Changgang Zheng, Zhen Chen, Yong Liao, Ren Chen, Shufan Yang |
| 2023 | AISTATS | Coordinate Ascent for Off-Policy RL with Global Convergence Guarantees. | Hsin-En Su, Yen-Ju Chen, Ping-Chun Hsieh, Xi Liu |
| 2023 | ICCV | AccFlow: Backward Accumulation for Long-Range Optical Flow. | Guangyang Wu, Xiaohong Liu, Kunming Luo, Xi Liu, Qingqing Zheng, Shuaicheng Liu, Xinyang Jiang, Guangtao Zhai, Wenyi Wang |
| 2023 | ICLR | Q-Pensieve: Boosting Sample Efficiency of Multi-Objective RL Through Memory Sharing of Q-Snapshots. | Wei Hung, Bo-Kai Huang, Ping-Chun Hsieh, Xi Liu |
| 2023 | ICRA | Multiple Surgical Instruments Tracking-By-Prediction With Graph Hierarchy. | Rui Guo, Xi Liu, Ziheng Wang, Anthony M. Jarc |
| 2023 | KDD | AdaTT: Adaptive Task-to-Task Fusion Network for Multitask Learning in Recommendations. | Danwei Li, Zhengyu Zhang, Siyang Yuan, Mingze Gao, Weilin Zhang, Chaofei Yang, Xi Liu, Jiyan Yang |
| 2023 | SGAI | A Novel State Space Exploration Method for the Sparse-Reward Reinforcement Learning Environment. | Xi Liu, Long Ma, Zhen Chen, Changgang Zheng, Ren Chen, Yong Liao, Shufan Yang |
| 2022 | ACCV | MVFI-Net: Motion-Aware Video Frame Interpolation Network. | Xuhu Lin, Lili Zhao, Xi Liu, Jianwen Chen |
| 2022 | COLING | PingAnTech at SMM4H task1: Multiple pre-trained model approaches for Adverse Drug Reactions. | Xi Liu, Han Zhou, Chang Su |
| 2022 | IPEC | Research on emotional content recognition of music video based on support vector machine. | Xi Liu |
| 2021 | AAAI | Reward-Biased Maximum Likelihood Estimation for Linear Stochastic Bandits. | Yu-Heng Hung, Ping-Chun Hsieh, Xi Liu, P. R. Kumar |
| 2021 | IECON | A Virtual Inertia Control Strategy with Current Feedforward to Improve Voltage Stability for Power Router. | Shaokun Niu, Tong Liu, Xi Liu, Qicai Ren, Zhiwei Chen, Alian Chen |
| 2021 | UAI | Escaping from zero gradient: Revisiting action-constrained reinforcement learning via Frank-Wolfe policy optimization. | Jyun-Li Lin, Wei Hung, Shang-Hsuan Yang, Ping-Chun Hsieh, Xi Liu |
| 2020 | CVPR | An Accurate Segmentation-Based Scene Text Detector with Context Attention and Repulsive Text Border. | Xi Liu, Gaojing Zhou, Rui Zhang, Xiaolin Wei |
| 2020 | DAS | A Method for Scene Text Style Transfer. | Gaojing Zhou, Lei Wang, Xi Liu, Yongsheng Zhou, Rui Zhang, Xiaolin Wei |
| 2020 | ICDM | Context-aware Deep Representation Learning for Geo-spatiotemporal Analysis. | Hanzi Mao, Xi Liu, Nick Duffield, Hao Yuan, Shuiwang Ji, Binayak P. Mohanty |
| 2020 | ICML | Exploration Through Reward Biasing: Reward-Biased Maximum Likelihood Estimation for Stochastic Multi-Armed Bandits. | Xi Liu, Ping-Chun Hsieh, Yu-Heng Hung, Anirban Bhattacharya, P. R. Kumar |
| 2020 | MOBIHOC | Fresher content or smoother playback?: a brownian-approximation framework for scheduling real-time wireless video streams. | Ping-Chun Hsieh, Xi Liu, I-Hong Hou |
| 2020 | QRS | Intelligent Radar Software Defect Prediction Approach and Its Application. | Xi Liu, Haifeng Li, Xuyang Xie |
| 2020 | SIGCOMM | Understanding Operational 5G: A First Measurement Study on Its Coverage, Performance and Energy Consumption. | Dongzhu Xu, Anfu Zhou, Xinyu Zhang, Guixian Wang, Xi Liu, Congkai An, Yiming Shi, Liang Liu, Huadong Ma |
| 2019 | DSAA | Hierarchical LSTM Framework for Long-Term Sea Surface Temperature Forecasting. | Xi Liu, Tyler Wilson, Pang-Ning Tan, Lifeng Luo |
| 2019 | ICDAR | Scene Text Detection with Feature Pyramid Network and Linking Segments. | Xi Liu, Rui Zhang, Yongsheng Zhou, Dong Wang |
| 2019 | ICDAR | Reading Chinese Scene Text with Arbitrary Arrangement Based on Character Spotting. | Qi Song, Rui Zhang, Yongsheng Zhou, Qianyi Jiang, Xi Liu, Haozong Wang, Dong Wang |
| 2019 | ICML | Stay With Me: Lifetime Maximization Through Heteroscedastic Linear Bandits With Reneging. | Ping-Chun Hsieh, Xi Liu, Anirban Bhattacharya, P. R. Kumar |
| 2019 | MICCAI | Arterial Spin Labeling Images Synthesis via Locally-Constrained WGAN-GP Ensemble. | Wei Huang, Mingyuan Luo, Xi Liu, Peng Zhang, Huijun Ding, Dong Ni |
| 2019 | MICCAI | Novel Bi-directional Images Synthesis Based on WGAN-GP with GMM-Based Noise Generation. | Wei Huang, Mingyuan Luo, Xi Liu, Peng Zhang, Huijun Ding, Dong Ni |
| 2019 | WWW | Real-Time Streaming Graph Embedding Through Local Actions. | Xi Liu, Ping-Chun Hsieh, Nick Duffield, Rui Chen, Muhe Xie, Xidao Wen |
| 2019 | WWW | Iterative Discriminant Tensor Factorization for Behavior Comparison in Massive Open Online Courses. | Xidao Wen, Yu-Ru Lin, Xi Liu, Peter Brusilovsky, Jordan Barria-Pineda |
| 2018 | ICDM | Distribution Preserving Multi-task Regression for Spatio-Temporal Data. | Xi Liu, Pang-Ning Tan, Zubin Abraham, Lifeng Luo, Pouyan Hatami |
| 2018 | ICDM | A Semi-Supervised and Inductive Embedding Model for Churn Prediction of Large-Scale Mobile Games. | Xi Liu, Muhe Xie, Xidao Wen, Rui Chen, Yong Ge, Nick Duffield, Na Wang |
| 2018 | IGARSS | A Similarity Evaluation Modal for Remote Sensing Data Distribution. | Xiaoxia Yang, Yan Zhou, Lina Hao, Xi Liu |
| 2018 | IJCAI | MUSCAT: Multi-Scale Spatio-Temporal Learning with Application to Climate Modeling. | Jianpeng Xu, Xi Liu, Tyler Wilson, Pang-Ning Tan, Pouyan Hatami, Lifeng Luo |
| 2018 | PAKDD | STARS: Soft Multi-Task Learning for Activity Recognition from Multi-Modal Sensor Data. | Xi Liu, Pang-Ning Tan, Lei Liu |
| 2017 | CCS | A Secure Event Logging System for Smart Homes. | Sepideh Avizheh, Tam Thanh Doan, Xi Liu, Reihaneh Safavi-Naini |
| 2017 | CIS | Modified Binary Cuckoo Search for Feature Selection: A Hybrid Filter-Wrapper Approach. | Yun Jiang, Xi Liu, Guolei Yan, Jize Xiao |
| 2017 | FAW | A Further Analysis of the Dynamic Dominant Resource Fairness Mechanism. | Weidong Li, Xi Liu, Xiaolu Zhang, Xuejie Zhang |
| 2017 | GPC | A Profit-Maximum Resource Allocation Approach for Mapreduce in Data Centers. | Xiaolu Zhang, Weidong Li, Xi Liu, Xuejie Zhang |
| 2017 | ICDCS | Towards Secure Public Directory for Privacy-Preserving Data Sharing. | Amin Fallahi, Xi Liu, Yuzhe Richard Tang, Shuang Wang, Rui Zhang |
| 2017 | ISM | Hand Gesture Recognition Based on Wavelet Invariant Moments. | Xi Liu, Chen Li, Lihua Tian |
| 2017 | MOBIHOC | Throughput-Optimal Scheduling for Multi-Hop Networked Transportation Systems With Switch-Over Delay. | Ping-Chun Hsieh, Xi Liu, Jian Jiao, I-Hong Hou, Yunlong Zhang, P. R. Kumar |
| 2016 | COMSNETS | Towards safety of transportation systems with a mixture of automated and human-driven vehicles. | Xi Liu, P. R. Kumar |
| 2016 | IJCNN | Extended Kalman filter under maximum correntropy criterion. | Xi Liu, Hua Qu, Ji-hong Zhao, Badong Chen |
| 2016 | INFOCOM | Macro-scale mobile app market analysis using customized hierarchical categorization. | Xi Liu, Han Hee Song, Mario Baldi, Pang-Ning Tan |
| 2015 | CCGRID | A Task-Type-Based Algorithm for the Energy-Aware Profit Maximizing Scheduling Problem in Heterogeneous Computing Systems. | Weidong Li, Xi Liu, Xuejie Zhang, Xiaobo Cai |
| 2015 | CIKM | MF-Tree: Matrix Factorization Tree for Large Multi-Class Learning. | Lei Liu, Pang-Ning Tan, Xi Liu |
| 2015 | CSCWD | Associating sentimental orientation of Chinese neologism in social media data. | Lifeng Huang, Xi Liu, Vincent Ng |
| 2015 | NSDI | C3: Internet-Scale Control Plane for Video Quality Optimization. | Aditya Ganjam, Faisal Siddiqui, Jibin Zhan, Xi Liu, Ion Stoica, Junchen Jiang, Vyas Sekar, Hui Zhang |
| 2014 | HOTNETS | EONA: Experience-Oriented Network Architecture. | Junchen Jiang, Xi Liu, Vyas Sekar, Ion Stoica, Hui Zhang |
| 2013 | ADMA | Role Identification Based on the Information Dependency Complexity. | Weidong Zhao, Haitao Liu, Xi Liu |
| 2013 | ICSOC | Data Consistency Enforcement on Business Process Transactions. | Xi Liu |
| 2013 | MMM | Exploit Spatial Relationships among Pixels for Saliency Region Detection Using Topic Model. | Guang Jiang, Xi Liu, Jinpeng Yue, Zhongzhi Shi |
| 2013 | WCNC | WLAN indoor positioning algorithm based on sub-regions information gain theory. | Lin Ma, Xinru Ma, Xi Liu, Yubin Xu |
| 2012 | APSEC | Proactive Enforcement of Data Consistency by Business Processes. | Xi Liu, Jianwen Su, Xuandong Li |
| 2012 | ICPR | Graph-based dimensionality reduction for KNN-based image annotation. | Xi Liu, Rujie Liu, Fei Li, Qiong Cao |
| 2012 | ISIT | Energy-efficient sensing and communication of parallel Gaussian sources. | Xi Liu, Osvaldo Simeone, Elza Erkip |
| 2012 | ITW | Lossy computing of correlated sources with fractional sampling. | Xi Liu, Osvaldo Simeone, Elza Erkip |
| 2012 | SEKE | Verifying Aspect-Oriented Activity Diagrams Against Crosscutting Properties with Petri Net Analyzer. | Zhanqi Cui, Linzhang Wang, Xi Liu, Lei Bu, Jianhua Zhao, Xuandong Li |
| 2012 | SIGCOMM | A case for a coordinated internet video control plane. | Xi Liu, Florin Dobrian, Henry Milner, Junchen Jiang, Vyas Sekar, Ion Stoica, Hui Zhang |
| 2011 | ACSSC | On the Gaussian Z-interference channel with processing energy cost. | Xi Liu, Elza Erkip |
| 2011 | CIS | Simplified Business Process Model Mining Based on Structuredness Metric. | Weidong Zhao, Xi Liu, Anhua Wang |
| 2011 | HCI | Air Passengers' Luggage Screening: What Is the Difference between Nave People and Airport Screeners? | Xi Liu, Alastair G. Gale |
| 2011 | ICCAD | Full-chip through-silicon-via interfacial crack analysis and optimization for 3D IC. | Moongon Jung, Xi Liu, Suresh K. Sitaraman, David Z. Pan, Sung Kyu Lim |
| 2011 | MOBICOM | When are directional antennas useful in indoor environments. | Xi Liu, Srinivasan Seshan, Peter Steenkiste |
| 2010 | ICASSP | Automatic image annotation with continuous PLSA. | Zhixin Li, Zhiping Shi, Xi Liu, Zhongzhi Shi |
| 2010 | ICASSP | A novel sparse coding model based on structural similarity. | Zhiqing Li, Zhiping Shi, Xi Liu, Zhongzhi Shi |
| 2010 | ICSoft | An Improved High-density Knapsack-type Public Key Cryptosystem. | Yunpeng Zhang, Xia Lin, Xi Liu |
| 2010 | ISIT | Coordination and bargaining over the Gaussian interference channel. | Xi Liu, Elza Erkip |
| 2010 | MOBICOM | Pushing the envelope of indoor wireless spatial reuse using directional access points and clients. | Xi Liu, Anmol Sheth, Michael Kaminsky, Konstantina Papagiannaki, Srinivasan Seshan, Peter Steenkiste |
| 2010 | PIMRC | A secrecy game with an informed jammer relay. | Melda Yuksel, Xi Liu, Elza Erkip |
| 2009 | HCI | The Effects of Camera System on Caregivers' Behaviors to Persons with Dementia. | Taro Sugihara, Kenichi Nakagawa, Xi Liu, Tsutomu Fujinami |
| 2009 | ICIP | Filter object categories using CoBoost with 1 | Xi Liu, Zhiping Shi, Zhongzhi Shi |
| 2009 | ICSOC | Automated Realization of Business Workflow Specification. | Guohua Liu, Xi Liu, Haihuan Qin, Jianwen Su, Zhimin Yan, Liang Zhang |
| 2009 | SIGCOMM | DIRC: increasing indoor wireless capacity using directional antennas. | Xi Liu, Anmol Sheth, Michael Kaminsky, Konstantina Papagiannaki, Srinivasan Seshan, Peter Steenkiste |
| 2007 | HCI | Chinese Color Preference in Software Design. | Yan Ge, Ronggang Zhou, Xi Liu, Kan Zhang |
| 2007 | HCI | Searching for Possible Threat Items to Safe Air Travel: Human Error and Training. | Xi Liu, Alastair G. Gale |