activity
20242026
collaborators

10 papers

cs.CV2026

Improving Vision-language Models with Perception-centric Process Reward Models

Yingqian Min, Kun Zhou, Yifan Li +6

Recent advancements in reinforcement learning with verifiable rewards (RLVR) have significantly improved the complex reasoning ability of vision-language models (VLMs). However, it…

cs.CV2026

Towards Long-horizon Agentic Multimodal Search

Yifan Du, Zikang Liu, Jinbiao Peng +5

Multimodal deep search agents have shown great potential in solving complex tasks by iteratively collecting textual and visual evidence. However, managing the heterogeneous informa…

cs.CL2026

A Survey of Large Language Models

Wayne Xin Zhao, Kun Zhou, Junyi Li +19

Language is essentially a complex, intricate system of human expressions governed by grammatical rules. It poses a significant challenge to develop capable AI algorithms for compre…

cs.CV2026

Beyond the Last Frame: Process-aware Evaluation for Generative Video Reasoning

Yifan Li, Yukai Gu, Yingqian Min +6

Recent breakthroughs in video generation have demonstrated an emerging capability termed Chain-of-Frames (CoF) reasoning, where models resolve complex tasks through the generation…

cs.CV2025

Revisiting the Necessity of Lengthy Chain-of-Thought in Vision-centric Reasoning Generalization

Yifan Du, Kun Zhou, Yingqian Min +3

We study how different Chain-of-Thought (CoT) designs affect the acquisition of the generalizable visual reasoning ability in vision-language models (VLMs). While CoT data, especia…

cs.CV2025

AVC-DPO: Aligned Video Captioning via Direct Preference Optimization

Jiyang Tang, Hengyi Li, Yifan Du +1

Although video multimodal large language models (video MLLMs) have achieved substantial progress in video captioning tasks, it remains challenging to adjust the focal emphasis of v…