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相关论文: Fre-Res: Frequency-Residual Video Token Compressio…

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Most text-video retrieval methods utilize the text-image pre-trained models like CLIP as a backbone. These methods process each sampled frame independently by the image encoder, resulting in high computational overhead and limiting…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Leqi Shen , Tianxiang Hao , Tao He , Sicheng Zhao , Yifeng Zhang , Pengzhang Liu , Yongjun Bao , Guiguang Ding

Recently, deep learning based video super-resolution (SR) methods have achieved promising performance. To simultaneously exploit the spatial and temporal information of videos, employing 3-dimensional (3D) convolutions is a natural…

计算机视觉与模式识别 · 计算机科学 2019-04-08 Sheng Li , Fengxiang He , Bo Du , Lefei Zhang , Yonghao Xu , Dacheng Tao

Temporal Forgery Localization (TFL) aims to precisely identify manipulated segments in video and audio, offering strong interpretability for security and forensics. While recent State Space Models (SSMs) show promise in precise temporal…

计算机视觉与模式识别 · 计算机科学 2026-03-06 Xiaodong Zhu , Suting Wang , Yuanming Zheng , Junqi Yang , Yangxu Liao , Yuhong Yang , Weiping Tu , Zhongyuan Wang

Video Large Language Models (VLLMs) demonstrate strong video understanding but suffer from inefficiency due to redundant visual tokens. Existing pruning primary targets intra-frame spatial redundancy or prunes inside the LLM with…

计算机视觉与模式识别 · 计算机科学 2026-04-13 Jinlong Li , Liyuan Jiang , Haonan Zhang , Nicu Sebe

Human motion transfer refers to synthesizing photo-realistic and temporally coherent videos that enable one person to imitate the motion of others. However, current synthetic videos suffer from the temporal inconsistency in sequential…

计算机视觉与模式识别 · 计算机科学 2022-09-08 Guang Yang , Wu Liu , Xinchen Liu , Xiaoyan Gu , Juan Cao , Jintao Li

Large vision-language models (VLMs) typically process hundreds or thousands of visual tokens per image or video frame, incurring quadratic attention cost and substantial redundancy. Existing token reduction methods often ignore the textual…

计算机视觉与模式识别 · 计算机科学 2025-12-24 Kaitong Cai , Jusheng Zhang , Jing Yang , Yijia Fan , Pengtao Xie , Jian Wang , Keze Wang

In video Multimodal Large Language Models (video MLLMs), the visual encapsulation process plays a pivotal role in converting video contents into representative tokens for LLM input. While linear projectors are widely employed for…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Jiahe Zhao , Rongkun Zheng , Yi Wang , Helin Wang , Hengshuang Zhao

Adapting Multimodal Large Language Models (MLLMs) for hour-long videos is bottlenecked by context limits. Dense visual streams saturate token budgets and exacerbate the lost-in-the-middle phenomenon. Existing heuristics, like sparse…

This paper proposes a Robust and Efficient Memory Network, referred to as REMN, for studying semi-supervised video object segmentation (VOS). Memory-based methods have recently achieved outstanding VOS performance by performing non-local…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Yadang Chen , Dingwei Zhang , Zhi-xin Yang , Enhua Wu

Video-Language Models (VLMs), powered by the advancements in Large Language Models (LLMs), are charting new frontiers in video understanding. A pivotal challenge is the development of an efficient method to encapsulate video content into a…

计算机视觉与模式识别 · 计算机科学 2024-02-21 Jiaqi Xu , Cuiling Lan , Wenxuan Xie , Xuejin Chen , Yan Lu

As a very common type of video, face videos often appear in movies, talk shows, live broadcasts, and other scenes. Real-world online videos are often plagued by degradations such as blurring and quantization noise, due to the high…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Yutong Wang , Jiajie Teng , Jiajiong Cao , Yuming Li , Chenguang Ma , Hongteng Xu , Dixin Luo

Referring Video Object Segmentation (R-VOS) methods face challenges in maintaining consistent object segmentation due to temporal context variability and the presence of other visually similar objects. We propose an end-to-end R-VOS…

计算机视觉与模式识别 · 计算机科学 2024-10-14 Bo Miao , Mohammed Bennamoun , Yongsheng Gao , Mubarak Shah , Ajmal Mian

Video-language models (VLMs) face rapid inference costs as visual token counts scale with video length. For example, 32 frames at $448{\times}448$ resolution already yield >8,000 visual tokens in Qwen3-VL, making LLM prefill the dominant…

计算机视觉与模式识别 · 计算机科学 2026-05-11 Simin Huo , Ning LI

Vision-Language Models (VLMs) incur substantial computational overhead and inference latency due to the large number of vision tokens introduced by high-resolution image and video inputs. Existing parameter-free token compression methods…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Huanyu Wang , Jushi Kai , Haoli Bai , Lu Hou , Bo Jiang , Ziwei He , Zhouhan Lin

Accuracy of depth estimation from static images has been significantly improved recently, by exploiting hierarchical features from deep convolutional neural networks (CNNs). Compared with static images, vast information exists among video…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Haokui Zhang , Chunhua Shen , Ying Li , Yuanzhouhan Cao , Yu Liu , Youliang Yan

The pursuit of higher compression efficiency continuously drives the advances of video coding technologies. Fundamentally, we wish to find better "predictions" or "priors" that are reconstructed previously to remove the signal dependency…

图像与视频处理 · 电气工程与系统科学 2019-02-22 Haojie Liu , Tong Chen , Ming Lu , Qiu Shen , Zhan Ma

Balancing temporal resolution and spatial detail under limited compute budget remains a key challenge for video-based multi-modal large language models (MLLMs). Existing methods typically compress video representations using predefined…

计算机视觉与模式识别 · 计算机科学 2025-04-03 Min Shi , Shihao Wang , Chieh-Yun Chen , Jitesh Jain , Kai Wang , Junjun Xiong , Guilin Liu , Zhiding Yu , Humphrey Shi

Long-form video understanding remains challenging for Video Large Language Models (VideoLLMs), as the dense frame sampling introduces massive visual tokens while sparse sampling risks missing critical temporal evidence and leading to LLM…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Jiameng Li , Minye Wu , Jiezhang Cao , Aleksei Tiulpin , Matthew B. Blaschko

Multimodal Large Language Models (MLLMs) face significant computational overhead when processing long videos due to the massive number of visual tokens required. To improve efficiency, existing methods primarily reduce redundancy by pruning…

人工智能 · 计算机科学 2026-05-22 Bingjun Luo , Tony Wang , Chaoqi Chen , Xinpeng Ding

This paper presents a novel method to involve both spatial and temporal features for semantic video segmentation. Current work on convolutional neural networks(CNNs) has shown that CNNs provide advanced spatial features supporting a very…

计算机视觉与模式识别 · 计算机科学 2016-09-05 Mohsen Fayyaz , Mohammad Hajizadeh Saffar , Mohammad Sabokrou , Mahmood Fathy , Reinhard Klette , Fay Huang