most citedLLM-Based User Simulation for Low-Knowledge Shilling Attacks on Recommender Systems

1 citations · 1 across the 4 of their papers we have counts for

collaborators

7 papers

cs.IR2026

Distribution-Aware End-to-End Embedding for Streaming Numerical Features in Click-Through Rate Prediction

Jiahao Liu, Hongji Ruan, Weimin Zhang +7

This paper explores effective numerical feature embedding for Click-Through Rate prediction in streaming environments. Conventional static binning methods rely on offline statistic…

cs.IR2025

Bidirectional Knowledge Distillation for Enhancing Sequential Recommendation with Large Language Models

Jiongran Wu, Jiahao Liu, Dongsheng Li +7

Large language models (LLMs) have demonstrated exceptional performance in understanding and generating semantic patterns, making them promising candidates for sequential recommenda…

cs.IR20251 cited

LLM-Based User Simulation for Low-Knowledge Shilling Attacks on Recommender Systems

Shengkang Gu, Jiahao Liu, Dongsheng Li +7

Recommender systems (RS) are increasingly vulnerable to shilling attacks, where adversaries inject fake user profiles to manipulate system outputs. Traditional attack strategies of…

cs.IR2025

FedCIA: Federated Collaborative Information Aggregation for Privacy-Preserving Recommendation

Mingzhe Han, Dongsheng Li, Jiafeng Xia +5

Recommendation algorithms rely on user historical interactions to deliver personalized suggestions, which raises significant privacy concerns. Federated recommendation algorithms t…

cs.IR2025

Improving LLM-powered Recommendations with Personalized Information

Jiahao Liu, Xueshuo Yan, Dongsheng Li +6

Due to the lack of explicit reasoning modeling, existing LLM-powered recommendations fail to leverage LLMs' reasoning capabilities effectively. In this paper, we propose a pipeline…

cs.IR2025

AgentCF++: Memory-enhanced LLM-based Agents for Popularity-aware Cross-domain Recommendations

Jiahao Liu, Shengkang Gu, Dongsheng Li +7

LLM-based user agents, which simulate user interaction behavior, are emerging as a promising approach to enhancing recommender systems. In real-world scenarios, users' interactions…