collaborators

5 papers

cs.CL2026

Route Before Retrieve: Activating Latent Routing Abilities of LLMs for RAG vs. Long-Context Selection

Yiwen Chen, Kuan Li, Fuzhen Zhuang +6

Recent advances in large language models (LLMs) have expanded the context window to beyond 128K tokens, enabling long-document understanding and multi-source reasoning. A key chall…

cs.CR2026

Permit: Permission-Aware Representation Intervention for Controlled Generation in Large Language Models

Pengcheng Sun, Lan Zhang, Zhaopeng Zhang +2

Large language models (LLMs) are increasingly deployed in enterprise settings where they handle sensitive documents and user context, raising acute concerns over security and contr…

cs.IR2026

LASAR: Latent Adaptive Semantic Aligned Reasoning for Generative Recommendation

Yiwen Chen, Fuwei Zhang, Zehao Chen +7

Large Language Models (LLMs) have demonstrated powerful reasoning capabilities through Chain-of-Thought (CoT) in various tasks, yet the inefficiency of token-by-token generation hi…

cs.IR2026

TextBridgeGNN: Pre-training Graph Neural Network for Cross-Domain Recommendation via Text-Guided Transfer

Yiwen Chen, Yiqing Wu, Huishi Luo +3

Graph-based recommendation has achieved great success in recent years. The classical graph recommendation model utilizes ID embedding to store essential collaborative information.…

cs.AI2024

FairDgcl: Fairness-aware Recommendation with Dynamic Graph Contrastive Learning

Wei Chen, Meng Yuan, Zhao Zhang +4

As trustworthy AI continues to advance, the fairness issue in recommendations has received increasing attention. A recommender system is considered unfair when it produces unequal…