collaborators

6 papers

cs.CV2026

DAEP: Difficulty-Aware Evidence Planning for Medical Video Corpus Temporal Answer Grounding

Tianjian He, Yujie Liu, Zhiping Huang +1

We describe DAEP, team BIGC's submission to NLPCC 2026 Shared Task 1 Track 3: Difficulty-Aware Temporal Answer Grounding in Video Corpus (DA-TAGVC). The task requires retrieving th…

cs.CL2026

ResearchBench: Benchmarking LLMs in Scientific Discovery via Inspiration-Based Task Decomposition

Yujie Liu, Zonglin Yang, Tong Xie +7

Large language models (LLMs) have shown potential in assisting scientific research, yet their ability to discover high-quality research hypotheses remains unexamined due to the lac…

cs.CL2025

MOOSE-Chem2: Exploring LLM Limits in Fine-Grained Scientific Hypothesis Discovery via Hierarchical Search

Zonglin Yang, Wanhao Liu, Ben Gao +7

Large language models (LLMs) have shown promise in automating scientific hypothesis generation, yet existing approaches primarily yield coarse-grained hypotheses lacking critical m…

cs.AI2025

Can Knowledge-Graph-based Retrieval Augmented Generation Really Retrieve What You Need?

Junchi Yu, Yujie Liu, Jindong Gu +2

Retrieval-Augmented Generation (RAG) based on knowledge graphs (KGs) enhances large language models (LLMs) by providing structured and interpretable external knowledge. However, ex…

cs.LG2025

Multimodal-Guided Dynamic Dataset Pruning for Robust and Efficient Data-Centric Learning

Suorong Yang, Peijia Li, Yujie Liu +5

Modern deep models are trained on large real-world datasets, where data quality varies and redundancy is common. Data-centric approaches such as dataset pruning have shown promise…

cs.CV2025

Critic-V: VLM Critics Help Catch VLM Errors in Multimodal Reasoning

Di Zhang, Junxian Li, Jingdi Lei +10

Vision-language models (VLMs) have shown remarkable advancements in multimodal reasoning tasks. However, they still often generate inaccurate or irrelevant responses due to issues…