collaborators

6 papers

cs.CL2026

CoLD: Counterfactually-Guided Length Debiasing for Process Reward Models in Mathematical Reasoning

Congmin Zheng, Jiachen Zhu, Jianghao Lin +6

Process Reward Models (PRMs) play a central role in evaluating and guiding multi-step reasoning in large language models (LLMs), especially for mathematical problem solving. Howeve…

cs.LG2026

Investigating Data Pruning for Pretraining Biological Foundation Models at Scale

Yifan Wu, Jiyue Jiang, Xichen Ye +9

Biological foundation models (BioFMs), pretrained on large-scale biological sequences, have recently shown strong potential in providing meaningful representations for diverse down…

cs.LG2026

EDCO: Dynamic Curriculum Orchestration for Domain-specific Large Language Model Fine-tuning

Jing-Cheng Pang, Liu Sun, Chang Zhou +10

Domain-specific large language models (LLMs), typically developed by fine-tuning a pre-trained general-purpose LLM on specialized datasets, represent a significant advancement in a…

cs.CL2025

Grounding Language with Vision: A Conditional Mutual Information Calibrated Decoding Strategy for Reducing Hallucinations in LVLMs

Hao Fang, Changle Zhou, Jiawei Kong +3

Large Vision-Language Models (LVLMs) are susceptible to hallucinations, where generated responses seem semantically plausible yet exhibit little or no relevance to the input image.…

cs.LG2025

Group Relative Knowledge Distillation: Learning from Teacher's Relational Inductive Bias

Chao Li, Changhua Zhou, Jia Chen

Knowledge distillation typically transfers knowledge from a teacher model to a student model by minimizing differences between their output distributions. However, existing distill…

cs.CV2025

Text-Guided Coarse-to-Fine Fusion Network for Robust Remote Sensing Visual Question Answering

Zhicheng Zhao, Changfu Zhou, Yu Zhang +3

Remote Sensing Visual Question Answering (RSVQA) has gained significant research interest. However, current RSVQA methods are limited by the imaging mechanisms of optical sensors,…