collaborators

6 papers

cs.CV2026

Modularized Dynamic-Granularity Video LLM for Multi-Event Long Video Understanding

Wei Feng, Xin Wang, Yu-Wei Zhan +2

Video Large Language Models (Video LLMs) have made significant advancements in various video understanding tasks. However, long-video scenarios remain challenging due to the tensio…

cs.CV2026

NeMo: Needle in a Montage for Video-Language Understanding

Zi-Yuan Hu, Shuo Liang, Duo Zheng +10

The paper introduces the Needle in a Montage (NeMo) task and the NeMoBench benchmark to evaluate temporal understanding in video-language models, using an automated pipeline to gen…

cs.AI2026

Do MLLMs Really Understand Space? A Mathematical Reasoning Evaluation

Shuo Lu, Jianjie Cheng, Yinuo Xu +16

Multimodal large language models (MLLMs) have achieved strong performance on perception-oriented tasks, yet their ability to perform mathematical spatial reasoning, defined as the…

cs.CV2025

PhyVLLM: Physics-Guided Video Language Model with Motion-Appearance Disentanglement

Yu-Wei Zhan, Xin Wang, Hong Chen +6

Video Large Language Models (Video LLMs) have shown impressive performance across a wide range of video-language tasks. However, they often fail in scenarios requiring a deeper und…

cs.CL2025

TorchTitan: One-stop PyTorch native solution for production ready LLM pre-training

Wanchao Liang, Tianyu Liu, Less Wright +10

The development of large language models (LLMs) has been instrumental in advancing state-of-the-art natural language processing applications. Training LLMs with billions of paramet…

cs.CV2025

ViLBench: A Suite for Vision-Language Process Reward Modeling

Haoqin Tu, Weitao Feng, Hardy Chen +3

Process-supervised reward models serve as a fine-grained function that provides detailed step-wise feedback to model responses, facilitating effective selection of reasoning trajec…