activity
20212026
most citedOn the User Behavior Leakage from Recommender System Exposure

39 citations · 95 across the 11 of their papers we have counts for

collaborators

11 papers

cs.IR2026

SelfDR: Self-Distillation from Reasoning for LLM-Based Recommendation

Chumeng Jiang, Jiayin Wang, Xinjie Lin +3

Large Language Models (LLMs) have recently emerged as powerful backbones for recommendation. To better elicit their capabilities, reasoning has been widely incorporated to help LLM…

cs.CL2026

Personalized Turn-Level User Conversation Satisfaction Benchmark

Zhefan Wang, Zhiqiang Guo, Weizhi Ma +3

User satisfaction with AI assistants is highly personalized: the same response may satisfy one user but disappoint another depending on what each user expects and what they have as…

cs.LG2026

CC-OR-Net: A Unified Framework for LTV Prediction through Structural Decoupling

Mingyu Zhao, Haoran Bai, Yu Tian +2

Customer Lifetime Value (LTV) prediction, a central problem in modern marketing, is characterized by a unique zero-inflated and long-tail data distribution. This distribution prese…

cs.AI2025

Open-Set Living Need Prediction with Large Language Models

Xiaochong Lan, Jie Feng, Yizhou Sun +5

Living needs are the needs people generate in their daily lives for survival and well-being. On life service platforms like Meituan, user purchases are driven by living needs, maki…

cs.IR2024

Enhancing ID-based Recommendation with Large Language Models

Lei Chen, Chen Gao, Xiaoyi Du +4

Large Language Models (LLMs) have recently garnered significant attention in various domains, including recommendation systems. Recent research leverages the capabilities of LLMs t…

cs.IR2023★ 3 cited

NEON: Living Needs Prediction System in Meituan

Xiaochong Lan, Chen Gao, Shiqi Wen +6

Living needs refer to the various needs in human's daily lives for survival and well-being, including food, housing, entertainment, etc. On life service platforms that connect user…

cs.IR2023

Contrastive State Augmentations for Reinforcement Learning-Based Recommender Systems

Zhaochun Ren, Na Huang, Yidan Wang +7

Learning reinforcement learning (RL)-based recommenders from historical user-item interaction sequences is vital to generate high-reward recommendations and improve long-term cumul…

cs.IR2023★ 26 cited

Improving Implicit Feedback-Based Recommendation through Multi-Behavior Alignment

Xin Xin, Xiangyuan Liu, Hanbing Wang +8

Recommender systems that learn from implicit feedback often use large volumes of a single type of implicit user feedback, such as clicks, to enhance the prediction of sparse target…

cs.IR2022★ 39 cited

On the User Behavior Leakage from Recommender System Exposure

Xin Xin, Jiyuan Yang, Hanbing Wang +6

Modern recommender systems are trained to predict users potential future interactions from users historical behavior data. During the interaction process, despite the data coming f…

cs.IR2022★ 27 cited

Debiasing Learning for Membership Inference Attacks Against Recommender Systems

Zihan Wang, Na Huang, Fei Sun +5

Learned recommender systems may inadvertently leak information about their training data, leading to privacy violations. We investigate privacy threats faced by recommender systems…

eess.IV2021

NTIRE 2021 Challenge on Perceptual Image Quality Assessment

Jinjin Gu, Haoming Cai, Chao Dong +47

This paper reports on the NTIRE 2021 challenge on perceptual image quality assessment (IQA), held in conjunction with the New Trends in Image Restoration and Enhancement workshop (…