activity
20242026
most citedTimeSuite: Improving MLLMs for Long Video Understanding via Grounded Tuning

1 citations · 2 across the 22 of their papers we have counts for

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12 papers · 1 filter

cs.CV2025

VKnowU: Evaluating Visual Knowledge Understanding in Multimodal LLMs

Tianxiang Jiang, Sheng Xia, Yicheng Xu +5

While Multimodal Large Language Models (MLLMs) have become adept at recognizing objects, they often lack the intuitive, human-like understanding of the world's underlying physical…

cs.CV2025

VideoTG-R1: Boosting Video Temporal Grounding via Curriculum Reinforcement Learning on Reflected Boundary Annotations

Lu Dong, Haiyu Zhang, Han Lin +8

Video temporal grounding (VTG) aims to locate precise segments in videos based on language queries, which is a fundamental challenge in video understanding. While recent Multimodal…

cs.CV2025

UniFlow: A Unified Pixel Flow Tokenizer for Visual Understanding and Generation

Zhengrong Yue, Haiyu Zhang, Xiangyu Zeng +7

Tokenizer is a crucial component for both visual understanding and generation. To advance toward the ultimate goal of universal modeling, recent research has focused on developing…

cs.CV2025

StreamForest: Efficient Online Video Understanding with Persistent Event Memory

Xiangyu Zeng, Kefan Qiu, Qingyu Zhang +9

Multimodal Large Language Models (MLLMs) have recently achieved remarkable progress in video understanding. However, their effectiveness in real-time streaming scenarios remains li…

cs.CV2025

VideoChat-R1.5: Visual Test-Time Scaling to Reinforce Multimodal Reasoning by Iterative Perception

Ziang Yan, Xinhao Li, Yinan He +6

Inducing reasoning in multimodal large language models (MLLMs) is critical for achieving human-level perception and understanding. Existing methods mainly leverage LLM reasoning to…

cs.CV2025

Learning Goal-Oriented Vision-and-Language Navigation with Self-Improving Demonstrations at Scale

Songze Li, Zun Wang, Gengze Zhou +8

Goal-oriented vision-language navigation requires robust exploration capabilities for agents to navigate to specified goals in unknown environments without step-by-step instruction…

cs.CV2025

FreeRet: MLLMs as Training-Free Retrievers

Yuhan Zhu, Xiangyu Zeng, Chenting Wang +6

Multimodal large language models (MLLMs) are emerging as versatile foundations for mixed-modality retrieval. Yet, they often require heavy post-hoc training to convert them into co…

cs.CV2025

VideoChat-R1: Enhancing Spatio-Temporal Perception via Reinforcement Fine-Tuning

Xinhao Li, Ziang Yan, Desen Meng +7

Reinforcement Learning (RL) benefits Large Language Models (LLMs) for complex reasoning. Inspired by this, we explore integrating spatio-temporal specific rewards into Multimodal L…

cs.CV2025

Make Your Training Flexible: Towards Deployment-Efficient Video Models

Chenting Wang, Kunchang Li, Tianxiang Jiang +3

Popular video training methods mainly operate on a fixed number of tokens sampled from a predetermined spatiotemporal grid, resulting in sub-optimal accuracy-computation trade-offs…

cs.CV2025★ 1 cited

InternVideo2.5: Empowering Video MLLMs with Long and Rich Context Modeling

Yi Wang, Xinhao Li, Ziang Yan +13

This paper aims to improve the performance of video multimodal large language models (MLLM) via long and rich context (LRC) modeling. As a result, we develop a new version of Inter…

cs.CV2025

Online Video Understanding: OVBench and VideoChat-Online

Zhenpeng Huang, Xinhao Li, Jiaqi Li +7

Multimodal Large Language Models (MLLMs) have significantly progressed in offline video understanding. However, applying these models to real-world scenarios, such as autonomous dr…

cs.CV2025

VideoChat-Flash: Hierarchical Compression for Long-Context Video Modeling

Xinhao Li, Yi Wang, Jiashuo Yu +10

Long-context video modeling is critical for multimodal large language models (MLLMs), enabling them to process movies, online video streams, and so on. Despite its advances, handli…