collaborators

9 papers

cs.CL2026

SkillCAT: Contrastive, Assessment-Augmented and Topology-AwareSkill Self-Evolution for LLM Agents

Kunfeng Chen, Qihuang Zhong, Juhua Liu +1

Skill self-evolution methods for LLM agents aim to turn execution trajectories into reusable skill documents. However, current pipelines typically derive skill patches from a singl…

cs.CL2026

ConRAG: Consensus-Driven Multi-View Retrieval for Multi-Hop Question Answering

Yikai Zhu, Kunfeng Chen, Qihuang Zhong +2

Retrieval-augmented generation (RAG) has emerged as a promising paradigm for enhancing large language models (LLMs) on multi-hop question answering (QA), which requires reasoning o…

cs.CL2026

Better, Faster: Harnessing Self-Improvement in Large Reasoning Models

Qihuang Zhong, Liang Ding, Juhua Liu +3

Self-improvement training enables the large reasoning models (LRMs) to improve themselves by self-generating reasoning trajectories as training data without external supervision. H…

cs.CV2026

Learn to Think: Improving Multimodal Reasoning through Vision-Aware Self-Improvement Training

Qihuang Zhong, Liang Ding, Wenjie Xuan +3

Post-training with explicit reasoning traces is common to improve the reasoning capabilities of Multimodal Large Language Models (MLLMs). However, acquiring high-quality reasoning…

cs.CL2026

Try, Check and Retry: A Divide-and-Conquer Framework for Boosting Long-context Tool-Calling Performance of LLMs

Kunfeng Chen, Qihuang Zhong, Juhua Liu +2

Tool-calling empowers Large Language Models (LLMs) to interact with external environments. However, current methods often struggle to handle massive and noisy candidate tools in lo…

cs.CV2025

SFA: Scan, Focus, and Amplify toward Guidance-aware Answering for Video TextVQA

Haibin He, Qihuang Zhong, Juhua Liu +3

Video text-based visual question answering (Video TextVQA) task aims to answer questions about videos by leveraging the visual text appearing within the videos. This task poses sig…