collaborators

6 papers

cs.CL2026

The Missing Half: Unveiling Training-time Implicit Safety Risks Beyond Deployment

Zhexin Zhang, Yida Lu, Junfeng Fang +8

Safety risks of AI models have been widely studied at deployment time, such as jailbreak attacks that elicit harmful outputs. In contrast, safety risks emerging during training rem…

cs.SE2026

Readability-Robust Code Summarization via Meta Curriculum Learning

Wenhao Zeng, Yitian Chai, Hao Zhou +3

Code summarization has emerged as a fundamental technique in the field of program comprehension. While code language models have shown significant advancements, the current models…

cs.CV2025

Conan: Progressive Learning to Reason Like a Detective over Multi-Scale Visual Evidence

Kun Ouyang, Yuanxin Liu, Linli Yao +5

Video reasoning, which requires multi-step deduction across frames, remains a major challenge for multimodal large language models (MLLMs). While reinforcement learning (RL)-based…

cs.CV2025

PunchBench: Benchmarking MLLMs in Multimodal Punchline Comprehension

Kun Ouyang, Yuanxin Liu, Shicheng Li +5

Multimodal punchlines, which involve humor or sarcasm conveyed in image-caption pairs, are a popular way of communication on online multimedia platforms. With the rapid development…

cs.CV2025

SpaceR: Reinforcing MLLMs in Video Spatial Reasoning

Kun Ouyang, Yuanxin Liu, Haoning Wu +5

Video spatial reasoning, which involves inferring the underlying spatial structure from observed video frames, poses a significant challenge for existing Multimodal Large Language…

cs.CL2025

MiniPLM: Knowledge Distillation for Pre-Training Language Models

Yuxian Gu, Hao Zhou, Fandong Meng +2

Knowledge distillation (KD) is widely used to train small, high-performing student language models (LMs) using large teacher LMs. While effective in fine-tuning, KD during pre-trai…