collaborators

7 papers

cs.AI2026

The First Drop of Ink: Nonlinear Impact of Distracting Information in Long-Context Reasoning

Muhan Gao, Zih-Ching Chen, Kuan-Hao Huang

As large language models are increasingly deployed in retrieval-augmented generation and agentic systems that accumulate extensive context, understanding how distracting informatio…

cs.LG2026

Learning Multi-Indicator Weights for Data Selection: A Joint Task-Model Adaptation Framework with Efficient Proxies

Jingze Song, Zihao Chen, Wenqing Chen +1

Data selection is a key component of efficient instruction tuning for large language models, as recent work has shown that data quality often matters more than data quantity. Accor…

cs.CV2026

Visual Preference Optimization with Rubric Rewards

Ya-Qi Yu, Fangyu Hong, Xiangyang Qu +15

The effectiveness of Direct Preference Optimization (DPO) depends on preference data that reflect the quality differences that matter in multimodal tasks. Existing pipelines often…

cs.SE2026

EVALOOOP: A Self-Consistency-Centered Framework for Assessing Large Language Model Robustness in Programming

Sen Fang, Weiyuan Ding, Mengshi Zhang +2

Evaluating the programming robustness of large language models (LLMs) is paramount for ensuring their reliability in AI-based software development. However, adversarial attacks exh…

cs.CV2025

VisuRiddles: Fine-grained Perception is a Primary Bottleneck for Multimodal Large Language Models in Abstract Visual Reasoning

Hao Yan, Xingchen Liu, Hao Wang +11

Recent strides in multimodal large language models (MLLMs) have significantly advanced their performance in many reasoning tasks. However, Abstract Visual Reasoning (AVR) remains a…

cs.AI2025

SLIM: Subtrajectory-Level Elimination for More Effective Reasoning

Xifeng Yao, Chengyuan Ma, Dongyu Lang +8

In recent months, substantial progress has been made in complex reasoning of Large Language Models, particularly through the application of test-time scaling. Notable examples incl…