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Human vision is dynamic and continuous. However, in video understanding with multimodal large language models (LLMs), existing methods primarily rely on static features extracted from images sampled at a fixed low frame rate of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-19 Yixuan Li , Changli Tang , Jimin Zhuang , Yudong Yang , Guangzhi Sun , Wei Li , Zejun Ma , Chao Zhang

In this work, we propose an efficient Video-Language Alignment (ViLA) network. Our ViLA model addresses both efficient frame sampling and effective cross-modal alignment in a unified way. In our ViLA network, we design a new learnable…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Xijun Wang , Junbang Liang , Chun-Kai Wang , Kenan Deng , Yu Lou , Ming Lin , Shan Yang

Video sequences offer valuable temporal information, but existing large multimodal models (LMMs) fall short in understanding extremely long videos. Many works address this by reducing the number of visual tokens using visual resamplers.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Peiyuan Zhang , Kaichen Zhang , Bo Li , Guangtao Zeng , Jingkang Yang , Yuanhan Zhang , Ziyue Wang , Haoran Tan , Chunyuan Li , Ziwei Liu

Video question-answering is a fundamental task in the field of video understanding. Although current vision--language models (VLMs) equipped with Video Transformers have enabled temporal modeling and yielded superior results, they are at…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Wei Han , Hui Chen , Min-Yen Kan , Soujanya Poria

Generating long videos that can show complex stories, like movie scenes from scripts, has great promise and offers much more than short clips. However, current methods that use autoregression with diffusion models often struggle because…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Guangcong Zheng , Jianlong Yuan , Bo Wang , Haoyang Huang , Guoqing Ma , Nan Duan

The analysis of extended video content poses unique challenges in artificial intelligence, particularly when dealing with the complexity of tracking and understanding visual elements across time. Current methodologies that process video…

Information Retrieval · Computer Science 2025-01-28 Meng Chu , Yicong Li , Tat-Seng Chua

The ability to understand long videos is vital for embodied intelligent agents, because their effectiveness depends on how well they can accumulate, organize, and leverage long-horizon perceptual memories. Recently, multimodal LLMs have…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Tatiana Zemskova , Solomon Andryushenko , Ilya Obrubov , Viktoriia Khoruzhaia , Ekaterina Eroshenko , Ekaterina Derevyanka , Dmitry Yudin

Understanding long videos requires extracting query-relevant information from long sequences under tight compute budgets. Existing text-then-LLM pipelines lose fine-grained visual cues, while video-based multimodal large language models…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Yufei Yin , Yuchen Xing , Qianke Meng , Minghao Chen , Yan Yang , Zhou Yu

Video Large Language Models (VideoLLMs) excel at video understanding tasks where outputs are textual, such as Video Question Answering and Video Captioning. However, they underperform specialized embedding-based models in Retrieval tasks,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Rohit Gupta , Jayakrishnan Unnikrishnan , Fan Fei , Sheng Liu , Son Tran , Mubarak Shah

We propose KFS-Bench, the first benchmark for key frame sampling in long video question answering (QA), featuring multi-scene annotations to enable direct and robust evaluation of sampling strategies. Key frame sampling is crucial for…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Zongyao Li , Kengo Ishida , Satoshi Yamazaki , Xiaotong Ji , Jianquan Liu

Generative AI is reshaping the media landscape, enabling unprecedented capabilities in video creation, personalization, and scalability. This paper presents a comprehensive SWOT analysis of Metas Movie Gen, a cutting-edge generative AI…

Artificial Intelligence · Computer Science 2024-12-06 Abul Ehtesham , Saket Kumar , Aditi Singh , Tala Talaei Khoei

In the past year, video-based large language models (Video LLMs) have achieved impressive progress, particularly in their ability to process long videos through extremely extended context lengths. However, this comes at the cost of…

Computer Vision and Pattern Recognition · Computer Science 2026-05-04 Shangkun Sun , Ruyang Liu , Haoran Tang , Yixiao Ge , Haibo Lu , Wei Gao , Jiankun Yang , Chen Li

The rapid proliferation of user-generated content (UGC) on short-form video platforms has made video engagement prediction increasingly important for optimizing recommendation systems and guiding content creation. However, this task remains…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Wei Sun , Linhan Cao , Yuqin Cao , Weixia Zhang , Wen Wen , Kaiwei Zhang , Zijian Chen , Fangfang Lu , Xiongkuo Min , Guangtao Zhai

Multimodal large language models (MLLMs) demonstrate exceptional performance in vision-language tasks, yet their processing of long videos is constrained by input context length and high computational costs. Sparse frame sampling thus…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Jianxiang He , Meisheng Hong , Jungang Li , Weiyu Guo , Xuming Hu , Hui Xiong

Automatically generating training supervision for embodied tasks is crucial, as manual designing is tedious and not scalable. While prior works use large language models (LLMs) or vision-language models (VLMs) to generate rewards, these…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Xiaowen Qiu , Yian Wang , Jiting Cai , Zhehuan Chen , Chunru Lin , Tsun-Hsuan Wang , Chuang Gan

Generative AI has made remarkable strides to revolutionize fields such as image and video generation. These advancements are driven by innovative algorithms, architecture, and data. However, the rapid proliferation of generative models has…

Artificial Intelligence · Computer Science 2024-11-12 Dongfu Jiang , Max Ku , Tianle Li , Yuansheng Ni , Shizhuo Sun , Rongqi Fan , Wenhu Chen

Vision-language large models have achieved remarkable success in various multi-modal tasks, yet applying them to video understanding remains challenging due to the inherent complexity and computational demands of video data. While…

Computer Vision and Pattern Recognition · Computer Science 2024-10-17 Kai Han , Jianyuan Guo , Yehui Tang , Wei He , Enhua Wu , Yunhe Wang

Large Language Models (LLMs) demonstrate remarkable proficiency in comprehending and handling text-based tasks. Many efforts are being made to transfer these attributes to video modality, which are termed Video-LLMs. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Long Qian , Juncheng Li , Yu Wu , Yaobo Ye , Hao Fei , Tat-Seng Chua , Yueting Zhuang , Siliang Tang

Video Large Language Models (Video LLMs) have recently exhibited remarkable capabilities in general video understanding. However, they mainly focus on holistic comprehension and struggle with capturing fine-grained spatial and temporal…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Yuqian Yuan , Hang Zhang , Wentong Li , Zesen Cheng , Boqiang Zhang , Long Li , Xin Li , Deli Zhao , Wenqiao Zhang , Yueting Zhuang , Jianke Zhu , Lidong Bing

Videos show continuous events, yet most $-$ if not all $-$ video synthesis frameworks treat them discretely in time. In this work, we think of videos of what they should be $-$ time-continuous signals, and extend the paradigm of neural…

Computer Vision and Pattern Recognition · Computer Science 2022-06-02 Ivan Skorokhodov , Sergey Tulyakov , Mohamed Elhoseiny