activity
20242026
collaborators

5 papers

cs.IR2026

R3A: Reinforced Reasoning for Relevance Assessment for RAG in User-Generated Content Platforms

Xiaowei Yuan, Lei Jin, Haoxin Zhang +6

Retrieval-augmented generation (RAG) plays a critical role in user-generated content (UGC) platforms, but its effectiveness critically depends on accurate query-document relevance…

cs.CL2026

WideSeek: Advancing Wide Research via Multi-Agent Scaling

Ziyang Huang, Haolin Ren, Xiaowei Yuan +6

Search intelligence is evolving from Deep Research to Wide Research, a paradigm essential for retrieving and synthesizing comprehensive information under complex constraints in par…

cs.CL2025

Reinforced Internal-External Knowledge Synergistic Reasoning for Efficient Adaptive Search Agent

Ziyang Huang, Xiaowei Yuan, Yiming Ju +2

Retrieval-augmented generation (RAG) is a common strategy to reduce hallucinations in Large Language Models (LLMs). While reinforcement learning (RL) can enable LLMs to act as sear…

cs.CL2025

Exploiting Contextual Knowledge in LLMs through V-usable Information based Layer Enhancement

Xiaowei Yuan, Zhao Yang, Ziyang Huang +5

Large Language Models (LLMs) have demonstrated remarkable capabilities in various tasks, yet they often struggle with context-faithfulness generations that properly reflect context…

cs.CL2024

Improving Zero-shot LLM Re-Ranker with Risk Minimization

Xiaowei Yuan, Zhao Yang, Yequan Wang +2

In the Retrieval-Augmented Generation (RAG) system, advanced Large Language Models (LLMs) have emerged as effective Query Likelihood Models (QLMs) in an unsupervised way, which re-…