Defu Lian

81 papers at tracked venues · 68 at CORE A* · active 2024–2026

DBLP profile ↗ORCID 0000-0002-3507-9607 ↗Homepage ↗

Venues

ACL ×20 NeurIPS ×10 WWW ×10 SIGKDD ×8 ICLR ×7 CIKM ×5 AAAI ×3 EMNLP ×3 ICML ×3 SIGIR ×3 WSDM ×3 VLDB ×2 ACM MM ×1 ICDE ×1 IJCAI ×1 MLSys ×1

Frequent coauthors

Enhong Chen

×25

Zheng Liu

×17

Hao Wang

×15

Yong Liu

×12

Wei Guo

×10

Shitao Xiao

×9

Jianlyu Chen

×7

Hong Xie

×7

Chaofan Li

×7

Qi Liu

×6

Jianxun Lian

×5

Xing Xie

×5

Papers

Benchmarking and Enabling Efficient Chinese Medical Retrieval via Asymmetric Encoders
ACL 2026 ·
Angqing Jiang
,
Jianlyu Chen
,
Zhe Fang
,
Yongcan Wang
,
Xinpeng Li
,
Keyu Ding
, Defu Lian
EquivPruner: Boosting Efficiency and Quality in LLM-Based Search via Action Pruning
ACL 2026 ·
Jiawei Liu
,
Qisi Chen
,
Jianshu Zhang
,
Quan Liu
, Defu Lian
HumanLLM: Towards Personalized Understanding and Simulation of Human Nature
SIGKDD 2026 ·
Yuxuan Lei
,
Tianfu Wang
,
Jianxun Lian
,
Zhengyu Hu
, Defu Lian,
Xing Xie
Learning from Emptiness: De-biasing Listwise Rerankers with Content-Agnostic Probability Calibration
ACL 2026 ·
Hang Lv
,
Hongchao Gu
,
Ruiqing Yang
,
Liangyue Li
,
Zulong Chen
, Defu Lian,
Hao Wang
,
Enhong Chen
Let Retrievers Think Before Action: Thought-Augmented Embedding for Dense Retrieval
ACL 2026 ·
Ruiran Yan
,
Wen Xiong
,
Ze Liu
,
Chaozhuo Li
,
Hao Liao
, Defu Lian,
Zheng Liu
Multiple-play Stochastic Bandits with Prioritized Arm Capacity Sharing
AAAI 2026 ·
Hong Xie
,
Haoran Gu
,
Yanying Huang
,
Tao Tan
, Defu Lian
ReasonEmbed: Enhanced Text Embeddings for Reasoning-Intensive Document Retrieval
ACL 2026 ·
Jianlyu Chen
,
Junwei Lan
,
Chaofan Li
, Defu Lian,
Zheng Liu
SPARD: Self-Paced Curriculum for RL Alignment via Integrating Reward Dynamics and Data Utility
ACL 2026 ·
Xuyang Zhi
,
Peilun Zhou
,
Chengqiang Lu
,
Hang Lv
,
Yiwei Liang
,
Rongyang Zhang
,
Yan Gao
,
Yi Wu
,
Yao Hu
,
Hongchao Gu
, Defu Lian,
Hao Wang
,
Enhong Chen
AIR-Bench: Automated Heterogeneous Information Retrieval Benchmark
ACL 2025 ·
Jianlyu Chen
,
Nan Wang
,
Chaofan Li
,
Bo Wang
,
Shitao Xiao
,
Han Xiao
,
Hao Liao
, Defu Lian,
Zheng Liu
Accurate KV Cache Eviction via Anchor Direction Projection for Efficient LLM Inference
NeurIPS 2025 ·
Zijie Geng
,
Jie Wang
,
Ziqi Liu
,
Feng Ju
,
Yiming Li
,
Xing Li
,
Mingxuan Yuan
,
Jianye Hao
, Defu Lian,
Enhong Chen
,
Feng Wu
Advancing Machine-Generated Text Detection from an Easy to Hard Supervision Perspective
NeurIPS 2025 ·
Chenwang Wu
,
Yiu-ming Cheung
,
Bo Han
, Defu Lian
Any Information Is Just Worth One Single Screenshot: Unifying Search With Visualized Information Retrieval
ACL 2025 ·
Zheng Liu
,
Ze Liu
,
Zhengyang Liang
,
Junjie Zhou
,
Shitao Xiao
,
Chao Gao
,
Chen Jason Zhang
, Defu Lian
Boosting Long-Context Information Seeking via Query-Guided Activation Refilling
ACL 2025 ·
Hongjin Qian
,
Zheng Liu
,
Peitian Zhang
,
Zhicheng Dou
, Defu Lian
Breaking the Bottleneck: User-Specific Optimization and Real-Time Inference Integration for Sequential Recommendation
SIGKDD 2025 ·
Wenjia Xie
,
Hao Wang
,
Minghao Fang
,
Ruize Yu
,
Wei Guo
,
Yong Liu
, Defu Lian,
Enhong Chen
Conflict-Buffering Optimization by Symmetry Teleportation for Deep Long-Tailed Recognition
ACM MM 2025 ·
Mianzimei Yang
,
Zhipeng Zhou
,
Jin Zhang
,
Yuanhao Pu
,
Hong Xie
, Defu Lian
Cross-Domain Pre-training with Language Models for Transferable Time Series Representations
WSDM 2025 ·
Mingyue Cheng
,
Xiaoyu Tao
,
Qi Liu
,
Hao Zhang
,
Yiheng Chen
, Defu Lian
DLF: Enhancing Explicit-Implicit Interaction via Dynamic Low-Order-Aware Fusion for CTR Prediction
SIGIR 2025 ·
Kefan Wang
,
Hao Wang
,
Wei Guo
,
Yong Liu
,
Jianghao Lin
, Defu Lian,
Enhong Chen
DaRec: A Disentangled Alignment Framework for Large Language Model and Recommender System
ICDE 2025 ·
Xihong Yang
,
Heming Jing
,
Zixing Zhang
,
Jindong Wang
,
Huakang Niu
,
Shuaiqiang Wang
,
Yu Lu
,
Junfeng Wang
,
Dawei Yin
,
Xinwang Liu
,
En Zhu
, Defu Lian,
Erxue Min
DimeRec: A Unified Framework for Enhanced Sequential Recommendation via Generative Diffusion Models
WSDM 2025 ·
Wuchao Li
,
Rui Huang
,
Haijun Zhao
,
Chi Liu
,
Kai Zheng
,
Qi Liu
,
Na Mou
,
Guorui Zhou
, Defu Lian,
Yang Song
,
Wentian Bao
,
Enyun Yu
,
Wenwu Ou
Exploring the Choice Behavior of Large Language Models
ACL 2025 ·
Weidong Wu
,
Qinlin Zhao
,
Hao Chen
,
Lexin Zhou
, Defu Lian,
Hong Xie
Fitting Into Any Shape: A Flexible LLM-Based Re-Ranker With Configurable Depth and Width
WWW 2025 ·
Zheng Liu
,
Chaofan Li
,
Shitao Xiao
,
Chaozhuo Li
,
Chen Jason Zhang
,
Hao Liao
, Defu Lian,
Yingxia Shao
From Feature Interaction to Feature Generation: A Generative Paradigm of CTR Prediction Models
ICML 2025 ·
Mingjia Yin
,
Junwei Pan
,
Hao Wang
,
Ximei Wang
,
Shangyu Zhang
,
Jie Jiang
, Defu Lian,
Enhong Chen
FuXi-α: Scaling Recommendation Model with Feature Interaction Enhanced Transformer
WWW 2025 ·
Yufei Ye
,
Wei Guo
,
Jin Yao Chin
,
Hao Wang
,
Hong Zhu
,
Xi Lin
,
Yuyang Ye
,
Yong Liu
,
Ruiming Tang
, Defu Lian,
Enhong Chen
Generative Large Recommendation Models: Emerging Trends in LLMs for Recommendation
WWW 2025 ·
Hao Wang
,
Wei Guo
,
Luankang Zhang
,
Jin Yao Chin
,
Yufei Ye
,
Huifeng Guo
,
Yong Liu
, Defu Lian,
Ruiming Tang
,
Enhong Chen
HawkBench: Investigating Resilience of RAG Methods on Stratified Information-Seeking Tasks
NeurIPS 2025 ·
Hongjin Qian
,
Zheng Liu
,
Chao Gao
,
Yankai Wang
, Defu Lian,
Zhicheng Dou
HyperGate: Hierarchical Perceptive Gating Network for Multi-domain Multi-task Recommendation
WWW 2025 ·
Xu Huang
,
Xiaolong Chen
,
Yichao Wang
,
Weiwen Liu
,
Yang Yang
,
Xingmei Wang
, Defu Lian,
Ruiming Tang
HyperTree Planning: Enhancing LLM Reasoning via Hierarchical Thinking
ICML 2025 ·
Runquan Gui
,
Zhihai Wang
,
Jie Wang
,
Chi Ma
,
Huiling Zhen
,
Mingxuan Yuan
,
Jianye Hao
, Defu Lian,
Enhong Chen
,
Feng Wu
Internal Value Alignment in Large Language Models through Controlled Value Vector Activation
ACL 2025 ·
Haoran Jin
,
Meng Li
,
Xiting Wang
,
Zhihao Xu
,
Minlie Huang
,
Yantao Jia
, Defu Lian
Killing Two Birds with One Stone: Unifying Retrieval and Ranking with a Single Generative Recommendation Model
SIGIR 2025 ·
Luankang Zhang
,
Kenan Song
,
Yi Quan Lee
,
Wei Guo
,
Hao Wang
,
Yawen Li
,
Huifeng Guo
,
Yong Liu
, Defu Lian,
Enhong Chen
Lighter And Better: Towards Flexible Context Adaptation For Retrieval Augmented Generation
WSDM 2025 ·
Chenyuan Wu
,
Ninglu Shao
,
Zheng Liu
,
Shitao Xiao
,
Chaozhuo Li
,
Chen Zhang
,
Senzhang Wang
, Defu Lian
LogicTree: Improving Complex Reasoning of LLMs via Instantiated Multi-step Synthetic Logical Data
NeurIPS 2025 ·
Zehao Wang
,
Lin F. Yang
,
Jie Wang
,
Kehan Wang
,
Hanzhu Chen
,
Bin Wang
,
Jianye Hao
, Defu Lian,
Bin Li
,
Enhong Chen
M2-MFP: A Multi-Scale and Multi-Level Memory Failure Prediction Framework for Reliable Cloud Infrastructure
SIGKDD 2025 ·
Hongyi Xie
,
Min Zhou
,
Qiao Yu
,
Jialiang Yu
,
Zhenli Sheng
,
Hong Xie
, Defu Lian
MIT: A Multi-Tower Information Transfer Framework Based on Hierarchical Task Relationship Modeling
WWW 2025 ·
Rui Zhou
,
Hao Wang
,
Wei Guo
,
Qinglin Jia
,
Wenjia Xie
,
Xiang Xu
,
Yong Liu
, Defu Lian,
Enhong Chen
Making Text Embedders Few-Shot Learners
ICLR 2025 ·
Chaofan Li
,
Minghao Qin
,
Shitao Xiao
,
Jianlyu Chen
,
Kun Luo
, Defu Lian,
Yingxia Shao
,
Zheng Liu
Making Transformer Decoders Better Differentiable Indexers
ICLR 2025 ·
Wuchao Li
,
Kai Zheng
, Defu Lian,
Qi Liu
,
Wentian Bao
,
Yunen Yu
,
Yang Song
,
Han Li
,
Kun Gai
MegaPairs: Massive Data Synthesis for Universal Multimodal Retrieval
ACL 2025 ·
Junjie Zhou
,
Yongping Xiong
,
Zheng Liu
,
Ze Liu
,
Shitao Xiao
,
Yueze Wang
,
Bo Zhao
,
Chen Jason Zhang
, Defu Lian
MemoRAG: Boosting Long Context Processing with Global Memory-Enhanced Retrieval Augmentation
WWW 2025 ·
Hongjin Qian
,
Zheng Liu
,
Peitian Zhang
,
Kelong Mao
, Defu Lian,
Zhicheng Dou
,
Tiejun Huang
Multi-granularity Interest Retrieval and Refinement Network for Long-Term User Behavior Modeling in CTR Prediction
SIGKDD 2025 ·
Xiang Xu
,
Hao Wang
,
Wei Guo
,
Luankang Zhang
,
Wanshan Yang
,
Runlong Yu
,
Yong Liu
, Defu Lian,
Enhong Chen
P-Law: Predicting Quantitative Scaling Law with Entropy Guidance in Large Recommendation Models
NeurIPS 2025 ·
Tingjia Shen
,
Hao Wang
,
Chuhan Wu
,
Jin Yao Chin
,
Wei Guo
,
Yong Liu
,
Huifeng Guo
, Defu Lian,
Ruiming Tang
,
Enhong Chen
RAPID: Efficient Retrieval-Augmented Long Text Generation with Writing Planning and Information Discovery
ACL 2025 ·
Hongchao Gu
,
Dexun Li
,
Kuicai Dong
,
Hao Zhang
,
Hang Lv
,
Hao Wang
, Defu Lian,
Yong Liu
,
Enhong Chen
RecFlow: An Industrial Full Flow Recommendation Dataset
ICLR 2025 ·
Qi Liu
,
Kai Zheng
,
Rui Huang
,
Wuchao Li
,
Kuo Cai
,
Yuan Chai
,
Yanan Niu
,
Yiqun Hui
,
Bing Han
,
Na Mou
,
Hongning Wang
,
Wentian Bao
,
Yunen Yu
,
Guorui Zhou
,
Han Li
,
Yang Song
, Defu Lian,
Kun Gai
Reinforced IR: A Self-Boosting Framework For Domain-Adapted Information Retrieval
ACL 2025 ·
Chaofan Li
,
Jianlyu Chen
,
Yingxia Shao
,
Chaozhuo Li
,
Quanqing Xu
, Defu Lian,
Zheng Liu
Robust Tree-based Learned Vector Index with Query-aware Repartitioning
SIGKDD 2025 ·
Wenqing Wei
, Defu Lian,
Qingshuai Feng
,
Yongji Wu
TDDBench: A Benchmark for Training data detection
ICLR 2025 ·
Zhihao Zhu
,
Yi Yang
, Defu Lian
Taming Ultra-Long Behavior Sequence in Session-wise Generative Recommendation
CIKM 2025 ·
Wuchao Li
,
Shiyao Wang
,
Kuo Cai
,
Jiaxin Deng
,
Xingmei Wang
,
Qigen Hu
, Defu Lian,
Guorui Zhou
ToolACE: Winning the Points of LLM Function Calling
ICLR 2025 ·
Weiwen Liu
,
Xu Huang
,
Xingshan Zeng
,
Xinlong Hao
,
Shuai Yu
,
Dexun Li
,
Shuai Wang
,
Weinan Gan
,
Zhengying Liu
,
Yuanqing Yu
,
Zezhong Wang
,
Yuxian Wang
,
Wu Ning
,
Yutai Hou
,
Bin Wang
,
Chuhan Wu
,
Xinzhi Wang
,
Yong Liu
,
Yasheng Wang
,
Duyu Tang
,
Dandan Tu
,
Lifeng Shang
,
Xin Jiang
,
Ruiming Tang
, Defu Lian,
Qun Liu
,
Enhong Chen
Towards A Generalist Code Embedding Model Based On Massive Data Synthesis
NeurIPS 2025 ·
Chaofan Li
,
Jianlyu Chen
,
Yingxia Shao
, Defu Lian,
Zheng Liu
Transformers are Good Clusterers for Lifelong User Behavior Sequence Modeling
CIKM 2025 ·
Xingmei Wang
,
Shiyao Wang
,
Wuchao Li
,
Jiaxin Deng
,
Song Lu
, Defu Lian,
Guorui Zhou
Trustworthy Knowledge Discovery and Data Mining (TrustKDD)
CIKM 2025 ·
Le Wu
,
Jindong Wang
,
Ling Chen
,
Xiangyu Zhao
,
Kui Yu
,
Yashar Deldjoo
, Defu Lian
Understanding the Effect of Loss Functions on the Generalization of Recommendations
SIGKDD 2025 ·
Yuanhao Pu
, Defu Lian,
Xiaolong Chen
,
Jin Chen
,
Ze Liu
,
Enhong Chen
Unlocking the Power of Function Vectors for Characterizing and Mitigating Catastrophic Forgetting in Continual Instruction Tuning
ICLR 2025 ·
Gangwei Jiang
,
Caigao Jiang
,
Zhaoyi Li
,
Siqiao Xue
,
Jun Zhou
,
Linqi Song
, Defu Lian,
Ying Wei
What Makes a Good Reasoning Chain? Uncovering Structural Patterns in Long Chain-of-Thought Reasoning
EMNLP 2025 ·
Gangwei Jiang
,
Yahui Liu
,
Zhaoyi Li
,
Wei Bi
,
Fuzheng Zhang
,
Linqi Song
,
Ying Wei
, Defu Lian
A Data-Centric Multi-Objective Learning Framework for Responsible Recommendation Systems
WWW 2024 ·
Xu Huang
,
Jianxun Lian
,
Hao Wang
,
Hao Liao
, Defu Lian,
Xing Xie
AT4CTR: Auxiliary Match Tasks for Enhancing Click-Through Rate Prediction
AAAI 2024 ·
Qi Liu
,
Xuyang Hou
, Defu Lian,
Zhe Wang
,
Haoran Jin
,
Jia Cheng
,
Jun Lei
Adaptive Order Q-learning
IJCAI 2024 ·
Tao Tan
,
Hong Xie
, Defu Lian
Aligning Language Models for Versatile Text-based Item Retrieval
WWW 2024 ·
Yuxuan Lei
,
Jianxun Lian
,
Jing Yao
,
Mingqi Wu
, Defu Lian,
Xing Xie
Benchmarking and Improving Compositional Generalization of Multi-aspect Controllable Text Generation
ACL 2024 ·
Tianqi Zhong
,
Zhaoyi Li
,
Quan Wang
,
Linqi Song
,
Ying Wei
, Defu Lian,
Zhendong Mao
Breaking Determinism: Fuzzy Modeling of Sequential Recommendation Using Discrete State Space Diffusion Model
NeurIPS 2024 ·
Wenjia Xie
,
Hao Wang
,
Luankang Zhang
,
Rui Zhou
, Defu Lian,
Enhong Chen
C-Pack: Packed Resources For General Chinese Embeddings
SIGIR 2024 ·
Shitao Xiao
,
Zheng Liu
,
Peitian Zhang
,
Niklas Muennighoff
, Defu Lian,
Jian-Yun Nie
Dataset Regeneration for Sequential Recommendation
SIGKDD 2024 ·
Mingjia Yin
,
Hao Wang
,
Wei Guo
,
Yong Liu
,
Suojuan Zhang
,
Sirui Zhao
, Defu Lian,
Enhong Chen
Efficient Noise-Decoupling for Multi-Behavior Sequential Recommendation
WWW 2024 ·
Yongqiang Han
,
Hao Wang
,
Kefan Wang
,
Likang Wu
,
Zhi Li
,
Wei Guo
,
Yong Liu
, Defu Lian,
Enhong Chen
Evaluating Readability and Faithfulness of Concept-based Explanations
EMNLP 2024 ·
Meng Li
,
Haoran Jin
,
Ruixuan Huang
,
Zhihao Xu
, Defu Lian,
Zijia Lin
,
Di Zhang
,
Xiting Wang
Federated Contextual Cascading Bandits with Asynchronous Communication and Heterogeneous Users
AAAI 2024 ·
Hantao Yang
,
Xutong Liu
,
Zhiyong Wang
,
Hong Xie
,
John C. S. Lui
, Defu Lian,
Enhong Chen
FilterNet: Harnessing Frequency Filters for Time Series Forecasting
NeurIPS 2024 ·
Kun Yi
,
Jingru Fei
,
Qi Zhang
,
Hui He
,
Shufeng Hao
, Defu Lian,
Wei Fan
Generalization Error Bounds for Two-stage Recommender Systems with Tree Structure
NeurIPS 2024 ·
Jin Zhang
,
Ze Liu
, Defu Lian,
Enhong Chen
Information Retrieval Meets Large Language Models
WWW 2024 ·
Zheng Liu
,
Yujia Zhou
,
Yutao Zhu
,
Jianxun Lian
,
Chaozhuo Li
,
Zhicheng Dou
, Defu Lian,
Jian-Yun Nie
Learning from Highly Sparse Spatio-temporal Data
NeurIPS 2024 ·
Leyan Deng
,
Chenwang Wu
, Defu Lian,
Enhong Chen
Learning-Efficient Yet Generalizable Collaborative Filtering for Item Recommendation
ICML 2024 ·
Yuanhao Pu
,
Xiaolong Chen
,
Xu Huang
,
Jin Chen
, Defu Lian,
Enhong Chen
Llama2Vec: Unsupervised Adaptation of Large Language Models for Dense Retrieval
ACL 2024 ·
Chaofan Li
,
Zheng Liu
,
Shitao Xiao
,
Yingxia Shao
, Defu Lian
M3-Embedding: Multi-Linguality, Multi-Functionality, Multi-Granularity Text Embeddings Through Self-Knowledge Distillation
ACL 2024 ·
Jianlyu Chen
,
Shitao Xiao
,
Peitian Zhang
,
Kun Luo
, Defu Lian,
Zheng Liu
Mitigate Negative Transfer with Similarity Heuristic Lifelong Prompt Tuning
ACL 2024 ·
Chenyuan Wu
,
Gangwei Jiang
, Defu Lian
Mitigating the Language Mismatch and Repetition Issues in LLM-based Machine Translation via Model Editing
EMNLP 2024 ·
Weichuan Wang
,
Zhaoyi Li
, Defu Lian,
Chen Ma
,
Linqi Song
,
Ying Wei
Multi-Task Recommendation with Task Information Decoupling
CIKM 2024 ·
Ruiran Yan
,
Rui Fan
, Defu Lian
NoiseDiffusion: Correcting Noise for Image Interpolation with Diffusion Models beyond Spherical Linear Interpolation
ICLR 2024 ·
Pengfei Zheng
,
Yonggang Zhang
,
Zhen Fang
,
Tongliang Liu
, Defu Lian,
Bo Han
On the Vulnerability of Safety Alignment in Open-Access LLMs
ACL 2024 ·
Jingwei Yi
,
Rui Ye
,
Qisi Chen
,
Bin Zhu
,
Siheng Chen
, Defu Lian,
Guangzhong Sun
,
Xing Xie
,
Fangzhao Wu
PRICE: A Pretrained Model for Cross-Database Cardinality Estimation
VLDB 2024 ·
Tianjing Zeng
,
Junwei Lan
,
Jiahong Ma
,
Wenqing Wei
,
Rong Zhu
,
Pengfei Li
,
Bolin Ding
, Defu Lian,
Zhewei Wei
,
Jingren Zhou
PilotScope: Steering Databases with Machine Learning Drivers
VLDB 2024 ·
Rong Zhu
,
Lianggui Weng
,
Wenqing Wei
,
Di Wu
,
Jiazhen Peng
,
Yifan Wang
,
Bolin Ding
, Defu Lian,
Bolong Zheng
,
Jingren Zhou
RecExplainer: Aligning Large Language Models for Explaining Recommendation Models
SIGKDD 2024 ·
Yuxuan Lei
,
Jianxun Lian
,
Jing Yao
,
Xu Huang
, Defu Lian,
Xing Xie
Understanding and Patching Compositional Reasoning in LLMs
ACL 2024 ·
Zhaoyi Li
,
Gangwei Jiang
,
Hong Xie
,
Linqi Song
, Defu Lian,
Ying Wei
UniDM: A Unified Framework for Data Manipulation with Large Language Models
MLSys 2024 ·
Yichen Qian
,
Yongyi He
,
Rong Zhu
,
Jintao Huang
,
Zhijian Ma
,
Haibin Wang
,
Yaohua Wang
,
Xiuyu Sun
, Defu Lian,
Bolin Ding
,
Jingren Zhou
UniMEL: A Unified Framework for Multimodal Entity Linking with Large Language Models
CIKM 2024 ·
Qi Liu
,
Yongyi He
,
Tong Xu
, Defu Lian,
Che Liu
,
Zhi Zheng
,
Enhong Chen