City-Scale Localization with Telco Big Data. - Fangzhou Zhu; Chen Luo 003; Mingxuan Yuan; Yijian Zhu; Zhengqing Zhang; Tao Gu 001; Ke Deng; Weixiong Rao; Jia Zeng (CIKM, 2016)

Telco User Activity Level Prediction with Massive Mobile Broadband Data. - Chen Luo 003; Jia Zeng; Mingxuan Yuan; Wenyuan Dai; Qiang Yang 001 (ACM Trans. Intell. Syst. Technol., 2016)

Structural Temporal Graph Neural Networks for Anomaly Detection in Dynamic Graphs. - Lei Cai; Zhengzhang Chen; Chen Luo 003; Jiaping Gui; Jingchao Ni; Ding Li 001; Haifeng Chen (CIKM, 2021)

QUEACO: Borrowing Treasures from Weakly-labeled Behavior Data for Query Attribute Value Extraction. - Danqing Zhang; Zheng Li 018; Tianyu Cao 001; Chen Luo 003; Tony Wu; Hanqing Lu; Yiwei Song; Bing Yin; Tuo Zhao; Qiang Yang 001 (CIKM, 2021)

A Fast Randomized Algorithm for Massive Text Normalization. - Nan Jiang 012; Chen Luo 003; Vihan Lakshman; Yesh Dattatreya; Yexiang Xue (CoRR, 2021)

CERES: Pretraining of Graph-Conditioned Transformer for Semi-Structured Session Data. - Rui Feng; Chen Luo 003; Qingyu Yin; Bing Yin; Tuo Zhao; Chao Zhang 014 (NAACL-HLT, 2022)

Query Attribute Recommendation at Amazon Search. - Chen Luo 003; William Headden; Neela Avudaiappan; Haoming Jiang; Tianyu Cao 001; Qingyu Yin; Yifan Gao 001; Zheng Li 018; Rahul Goutam; Haiyang Zhang; Bing Yin (RecSys, 2022)

Can Clicks Be Both Labels and Features?: Unbiased Behavior Feature Collection and Uncertainty-aware Learning to Rank. - Tao Yang 030; Chen Luo 003; Hanqing Lu; Parth Gupta; Bing Yin; Qingyao Ai (SIGIR, 2022)

Massive Text Normalization via an Efficient Randomized Algorithm. - Nan Jiang 012; Chen Luo 003; Vihan Lakshman; Yesh Dattatreya; Yexiang Xue (WWW, 2022)

ROSE: Robust Caches for Amazon Product Search. - Chen Luo 003; Vihan Lakshman; Anshumali Shrivastava; Tianyu Cao 001; Sreyashi Nag; Rahul Goutam; Hanqing Lu; Yiwei Song; Bing Yin (WWW (Companion Volume), 2022)

Short Text Pre-training with Extended Token Classification for E-commerce Query Understanding. - Haoming Jiang; Tianyu Cao 001; Zheng Li 018; Chen Luo 003; Xianfeng Tang; Qingyu Yin; Danqing Zhang; Rahul Goutam; Bing Yin (CoRR, 2022)

Knowledge Graph Reasoning over Entities and Numerical Values. - Jiaxin Bai; Chen Luo 003; Zheng Li 018; Qingyu Yin; Bing Yin; Yangqiu Song (KDD, 2023)

Amazon-M2: A Multilingual Multi-locale Shopping Session Dataset for Recommendation and Text Generation. - Wei Jin 009; Haitao Mao; Zheng Li 018; Haoming Jiang; Chen Luo 003; Hongzhi Wen; Haoyu Han 001; Hanqing Lu; Zhengyang Wang; Ruirui Li 002; Zhen Li; Monica Xiao Cheng; et al. (NeurIPS, 2023)

Complex Query Answering on Eventuality Knowledge Graph with Implicit Logical Constraints. - Jiaxin Bai; Xin Liu 039; Weiqi Wang 001; Chen Luo 003; Yangqiu Song (NeurIPS, 2023)

Implicit Query Parsing at Amazon Product Search. - Chen Luo 003; Rahul Goutam; Haiyang Zhang; Chao Zhang 014; Yangqiu Song; Bing Yin (SIGIR, 2023)

CARAMEL: A Succinct Read-Only Lookup Table via Compressed Static Functions. - Benjamin Coleman; David Torres Ramos; Vihan Lakshman; Chen Luo 003; Anshumali Shrivastava (CoRR, 2023)

Exploring Query Understanding for Amazon Product Search. - Chen Luo 003; Xianfeng Tang; Hanqing Lu; Yaochen Xie; Hui Liu 003; Zhenwei Dai; Limeng Cui; Ashutosh Joshi; Sreyashi Nag; Yang Li 055; Zhen Li; Rahul Goutam; et al. (IEEE Big Data, 2024)

IntentionQA: A Benchmark for Evaluating Purchase Intention Comprehension Abilities of Language Models in E-commerce. - Wenxuan Ding 001; Weiqi Wang 001; Sze Heng Douglas Kwok; Minghao Liu; Tianqing Fang; Jiaxin Bai; Xin Liu 039; Changlong Yu; Zheng Li 018; Chen Luo 003; Qingyu Yin; Bing Yin; et al. (EMNLP (Findings), 2024)

Large Language Models Are Poor Clinical Decision-Makers: A Comprehensive Benchmark. - Fenglin Liu; Zheng Li 018; Hongjian Zhou; Qingyu Yin; Jingfeng Yang 001; Xianfeng Tang; Chen Luo 003; Ming Zeng 001; Haoming Jiang; Yifan Gao 001; Priyanka Nigam; Sreyashi Nag; et al. (EMNLP, 2024)

BlendFilter: Advancing Retrieval-Augmented Large Language Models via Query Generation Blending and Knowledge Filtering. - Haoyu Wang 004; Ruirui Li 002; Haoming Jiang; Jinjin Tian; Zhengyang Wang; Chen Luo 003; Xianfeng Tang; Monica Xiao Cheng; Tuo Zhao; Jing Gao 004 (EMNLP, 2024)

MIND: Multimodal Shopping Intention Distillation from Large Vision-language Models for E-commerce Purchase Understanding. - Baixuan Xu; Weiqi Wang 001; Haochen Shi; Wenxuan Ding 001; Huihao Jing; Tianqing Fang; Jiaxin Bai; Xin Liu 039; Changlong Yu; Zheng Li 018; Chen Luo 003; Qingyu Yin; et al. (EMNLP, 2024)

RA-NER: Retrieval augmented NER for knowledge intensive named entity recognition. - Zhenwei Dai; Chen Luo 003; Zhen Li; Xianfeng Tang; Hanqing Lu; Rahul Goutam; Haiyang Zhang (Tiny Papers @ ICLR, 2024)

Session-Aware Product filter Ranking in E- Commerce Search. - Hanqing Lu; Xianfeng Tang; Chen Luo 003; Limeng Cui; Zhenwei Dai; Rahul Goutam; Haiyang Zhang; Monica Xiao Cheng (Tiny Papers @ ICLR, 2024)

Understanding Inter-Session Intentions via Complex Logical Reasoning. - Jiaxin Bai; Chen Luo 003; Zheng Li 018; Qingyu Yin; Yangqiu Song (KDD, 2024)

IterAlign: Iterative Constitutional Alignment of Large Language Models. - Xiusi Chen; Hongzhi Wen; Sreyashi Nag; Chen Luo 003; Qingyu Yin; Ruirui Li 002; Zheng Li 018; Wei Wang 010 (NAACL-HLT, 2024)

Planning Ahead in Generative Retrieval: Guiding Autoregressive Generation through Simultaneous Decoding. - Hansi Zeng; Chen Luo 003; Hamed Zamani (SIGIR, 2024)

The 3rd International Workshop on Interactive and Scalable Information Retrieval Methods for eCommerce (ISIR-eCom 2024). - Vachik S. Dave; Linsey Pang; Xiquan Cui; Chen Luo 003; Hamed Zamani; Lingfei Wu 001; George Karypis (WSDM, 2024)

Mitigating Exploitation Bias in Learning to Rank with an Uncertainty-aware Empirical Bayes Approach. - Tao Yang 030; Cuize Han; Chen Luo 003; Parth Gupta; Jeff M. Phillips; Qingyao Ai (WWW, 2024)

Bi-CAT: Improving Robustness of LLM-based Text Rankers to Conditional Distribution Shifts. - Sriram Srinivasan 004; Stephen Sheng; Rishabh Deshmukh; Chen Luo 003; Yesh Dattatreya; Subhajit Sanyal; S. V. N. Vishwanathan (WWW (Companion Volume), 2024)

Scalable and Effective Generative Information Retrieval. - Hansi Zeng; Chen Luo 003; Bowen Jin; Sheikh Muhammad Sarwar; Tianxin Wei; Hamed Zamani (WWW, 2024)

Node-wise Filtering in Graph Neural Networks: A Mixture of Experts Approach. - Haoyu Han 001; Juanhui Li; Wei Huang; Xianfeng Tang; Hanqing Lu; Chen Luo 003; Hui Liu 003; Jiliang Tang (CoRR, 2024)

Relational Database Augmented Large Language Model. - Zongyue Qin; Chen Luo 003; Zhengyang Wang; Haoming Jiang; Yizhou Sun (CoRR, 2024)

SimRAG: Self-Improving Retrieval-Augmented Generation for Adapting Large Language Models to Specialized Domains. - Ran Xu 002; Hui Liu 003; Sreyashi Nag; Zhenwei Dai; Yaochen Xie; Xianfeng Tang; Chen Luo 003; Yang Li 055; Joyce C. Ho; Carl Yang 001; Qi He 002 (CoRR, 2024)

Intention Knowledge Graph Construction for User Intention Relation Modeling. - Jiaxin Bai; Zhaobo Wang; Junfei Cheng; Dan Yu; Zerui Huang; Weiqi Wang 001; Xin Liu 039; Chen Luo 003; Qi He 002; Yanming Zhu; Bo Li 005; Yangqiu Song (CoRR, 2024)

A Survey of Calibration Process for Black-Box LLMs. - Liangru Xie; Hui Liu 003; Jingying Zeng; Xianfeng Tang; Yan Han 001; Chen Luo 003; Jing Huang; Zhen Li; Suhang Wang; Qi He 002 (CoRR, 2024)

Reasoning with Graphs: Structuring Implicit Knowledge to Enhance LLMs Reasoning. - Haoyu Han 001; Yaochen Xie; Hui Liu 003; Xianfeng Tang; Sreyashi Nag; William Headden; Yang Li 055; Chen Luo 003; Shuiwang Ji; Qi He 002; Jiliang Tang (ACL (Findings), 2025)

Stepwise Perplexity-Guided Refinement for Efficient Chain-of-Thought Reasoning in Large Language Models. - Yingqian Cui; Pengfei He; Jingying Zeng; Hui Liu 003; Xianfeng Tang; Zhenwei Dai; Yan Han 001; Chen Luo 003; Jing Huang; Zhen Li; Suhang Wang; Yue Xing 002; et al. (ACL (Findings), 2025)

EcomScriptBench: A Multi-task Benchmark for E-commerce Script Planning via Step-wise Intention-Driven Product Association. - Weiqi Wang; Limeng Cui; Xin Liu; Sreyashi Nag; Wenju Xu; Chen Luo 003; Sheikh Muhammad Sarwar; Yang Li; Hansu Gu; Hui Liu; Changlong Yu; Jiaxin Bai; et al. (ACL (1), 2025)

A Theoretical Understanding of Chain-of-Thought: Coherent Reasoning and Error-Aware Demonstration. - Yingqian Cui; Pengfei He; Xianfeng Tang; Qi He 002; Chen Luo 003; Jiliang Tang; Yue Xing 002 (AISTATS, 2025)

SimRAG: Self-Improving Retrieval-Augmented Generation for Adapting Large Language Models to Specialized Domains. - Ran Xu 002; Hui Liu 031; Sreyashi Nag; Zhenwei Dai; Yaochen Xie; Xianfeng Tang; Chen Luo 003; Yang Li 055; Joyce C. Ho; Carl Yang 001; Qi He 002 (NAACL (Long Papers), 2025)

Language Model Alignment for Conversational Shopping at Amazon. - Chen Luo 003; Dimitri Papadimitriou; Hariharan Muralidharan; Dhineshkumar Ramasubbu; Aakash Kolekar; Wenju Xu; Cong Xu; Anirudh Srinivasan; Mukesh Jain; Qi He 002 (SIGIR, 2025)

Examples as the Prompt: A Scalable Approach for Efficient LLM Adaptation in E-Commerce. - Jingying Zeng; Zhenwei Dai; Hui Liu; Samarth Varshney; Zhiji Liu; Chen Luo 003; Zhen Li; Qi He 002; Xianfeng Tang (SIGIR, 2025)

Large Language Model for E-Commerce Workshop. - Haoyu Han 001; Xianfeng Tang; Jing Huang; Monica Xiao Cheng; Omar Alonso; Hanqing Lu; Zhen Li; Chen Luo 003; Dawei Yin; Jiliang Tang (WWW (Companion Volume), 2025)

Enabling Generalized Zero-Shot Vulnerability Classification. - Jinghao Hu; Jinsong Guo; Chen Luo 003; Yang Hu; Matthias Lanzinger; Zhanshan Li (IEEE Trans. Dependable Secur. Comput., 2025)

Stepwise Perplexity-Guided Refinement for Efficient Chain-of-Thought Reasoning in Large Language Models. - Yingqian Cui; Pengfei He; Jingying Zeng; Hui Liu 003; Xianfeng Tang; Zhenwei Dai; Yan Han 001; Chen Luo 003; Jing Huang; Zheng Li 018; Suhang Wang; Yue Xing 002; et al. (CoRR, 2025)

How Far are LLMs from Real Search? A Comprehensive Study on Efficiency, Completeness, and Inherent Capabilities. - Minhua Lin; Hui Liu 003; Xianfeng Tang; Jingying Zeng; Zhenwei Dai; Chen Luo 003; Zheng Li 018; Xiang Zhang 001; Qi He 002; Suhang Wang (CoRR, 2025)

Cite Before You Speak: Enhancing Context-Response Grounding in E-commerce Conversational LLM-Agents. - Jingying Zeng; Hui Liu 003; Zhenwei Dai; Xianfeng Tang; Chen Luo 003; Samarth Varshney; Zhen Li; Qi He 002 (CoRR, 2025)

Examples as the Prompt: A Scalable Approach for Efficient LLM Adaptation in E-Commerce. - Jingying Zeng; Zhenwei Dai; Hui Liu 003; Samarth Varshney; Zhiji Liu; Chen Luo 003; Zheng Li 018; Qi He 002; Xianfeng Tang (CoRR, 2025)

EcomScriptBench: A Multi-task Benchmark for E-commerce Script Planning via Step-wise Intention-Driven Product Association. - Weiqi Wang 001; Limeng Cui; Xin Liu; Sreyashi Nag; Wenju Xu; Chen Luo 003; Sheikh Muhammad Sarwar; Yang Li; Hansu Gu; Hui Liu; Changlong Yu; Jiaxin Bai; et al. (CoRR, 2025)

Bradley-Terry and Multi-Objective Reward Modeling Are Complementary. - Zhiwei Zhang; Hui Liu; Xiaomin Li; Zhenwei Dai; Jingying Zeng; Fali Wang; Minhua Lin; Ramraj Chandradevan; Zheng Li 018; Chen Luo 003; Xianfeng Tang; Qi He 002; et al. (CoRR, 2025)

SessionIntentBench: A Multi-task Inter-session Intention-shift Modeling Benchmark for E-commerce Customer Behavior Understanding. - Yuqi Yang; Weiqi Wang 001; Baixuan Xu; Wei Fan 001; Qing Zong; Chunkit Chan; Zheye Deng; Xin Liu 039; Yifan Gao 001; Changlong Yu; Chen Luo 003; Yang Li 055; et al. (CoRR, 2025)

AgentTTS: Large Language Model Agent for Test-time Compute-optimal Scaling Strategy in Complex Tasks. - Fali Wang; Hui Liu 031; Zhenwei Dai; Jingying Zeng; Zhiwei Zhang; Zongyu Wu 001; Chen Luo 003; Zheng Li 018; Xianfeng Tang; Qi He 002; Suhang Wang (CoRR, 2025)