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Token-based video representation has emerged as a promising approach for enabling large language models (LLMs) to interpret video content. However, existing token reduction techniques, such as pruning and merging, often disrupt essential…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Haichao Zhang , Yun Fu

Emerging world models autoregressively generate video frames in response to actions, such as camera movements and text prompts, among other control signals. Due to limited temporal context window sizes, these models often struggle to…

计算机视觉与模式识别 · 计算机科学 2025-06-06 Tong Wu , Shuai Yang , Ryan Po , Yinghao Xu , Ziwei Liu , Dahua Lin , Gordon Wetzstein

In this paper, we present Latest Object Memory Management (LOMM) for temporally consistent video instance segmentation that significantly improves long-term instance tracking. At the core of our method is Latest Object Memory (LOM), which…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Seunghun Lee , Jiwan Seo , Minwoo Choi , Kiljoon Han , Jaehoon Jeong , Zane Durante , Ehsan Adeli , Sang Hyun Park , Sunghoon Im

We developed a real-time, high-quality semi-supervised video object segmentation algorithm. Its accuracy is on par with the most accurate, time-consuming online-learning model, while its speed is similar to the fastest template-matching…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Yu Li , Zhuoran Shen , Ying Shan

We present an approach for object segmentation in videos that combines frame-level object detection with concepts from object tracking and motion segmentation. The approach extracts temporally consistent object tubes based on an…

计算机视觉与模式识别 · 计算机科学 2016-08-11 Benjamin Drayer , Thomas Brox

The proliferation of creative video content has driven demand for adapting language models to handle video input and enable multimodal understanding. However, end-to-end models struggle to process long videos due to their size and…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Louis Mahon , Mirella Lapata

In computer vision, video segmentation and tracking is an important challenging issue. In this paper, we describe a new video sequences segmentation and tracking algorithm based on MAS "multi-agent systems" and SURF "Speeded Up Robust…

多媒体 · 计算机科学 2013-08-02 Mohamed Chakroun , Ali Wali , Adel M. Alimi

Long-term memory is essential for conversational agents to maintain coherence, track persistent tasks, and provide personalized interactions across extended dialogues. However, existing approaches as Retrieval-Augmented Generation (RAG) and…

计算与语言 · 计算机科学 2026-04-13 Juwei Yue , Chuanrui Hu , Jiawei Sheng , Zuyi Zhou , Wenyuan Zhang , Tingwen Liu , Li Guo , Yafeng Deng

Recent advancements in video understanding within visual large language models (VLLMs) have led to notable progress. However, the complexity of video data and contextual processing limitations still hinder long-video comprehension. A common…

计算机视觉与模式识别 · 计算机科学 2025-04-30 Yanan Guo , Wenhui Dong , Jun Song , Shiding Zhu , Xuan Zhang , Hanqing Yang , Yingbo Wang , Yang Du , Xianing Chen , Bo Zheng

Long-form video understanding remains challenging for Vision-Language Models (VLMs) due to the inherent tension between computational constraints and the need to capture information distributed across thousands of frames. Existing…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Junbo Zou , Ziheng Huang , Shengjie Zhang , Liwen Zhang , Weining Shen

Given the remarkable achievements in image generation through diffusion models, the research community has shown increasing interest in extending these models to video generation. Recent diffusion models for video generation have…

计算机视觉与模式识别 · 计算机科学 2024-09-05 Yuta Oshima , Shohei Taniguchi , Masahiro Suzuki , Yutaka Matsuo

We address the problem of story-based temporal summarization of long 360{\deg} videos. We propose a novel memory network model named Past-Future Memory Network (PFMN), in which we first compute the scores of 81 normal field of view (NFOV)…

计算机视觉与模式识别 · 计算机科学 2018-06-19 Sangho Lee , Jinyoung Sung , Youngjae Yu , Gunhee Kim

Video object segmentation is crucial for the efficient analysis of complex medical video data, yet it faces significant challenges in data availability and annotation. We introduce the task of one-shot medical video object segmentation,…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Yaxiong Chen , Junjian Hu , Chunlei Li , Zixuan Zheng , Jingliang Hu , Yilei Shi , Shengwu Xiong , Xiao Xiang Zhu , Lichao Mou

This paper presents a simple yet effective approach to modeling space-time correspondences in the context of video object segmentation. Unlike most existing approaches, we establish correspondences directly between frames without…

计算机视觉与模式识别 · 计算机科学 2021-10-11 Ho Kei Cheng , Yu-Wing Tai , Chi-Keung Tang

Despite the remarkable success of Vision-Language Models (VLMs), their performance on a range of complex visual tasks is often hindered by a "visual processing bottleneck": a propensity to lose grounding in visual evidence and exhibit a…

计算机视觉与模式识别 · 计算机科学 2026-02-06 Xinlei Yu , Chengming Xu , Guibin Zhang , Zhangquan Chen , Yudong Zhang , Yongbo He , Peng-Tao Jiang , Jiangning Zhang , Xiaobin Hu , Shuicheng Yan

Segmenting foreground object from a video is a challenging task because of the large deformations of the objects, occlusions, and background clutter. In this paper, we propose a frame-by-frame but computationally efficient approach for…

计算机视觉与模式识别 · 计算机科学 2017-06-30 Aditya Vora , Shanmuganathan Raman

Referring video object segmentation aims to segment the object referred by a given language expression. Existing works typically require compressed video bitstream to be decoded to RGB frames before being segmented, which increases…

计算机视觉与模式识别 · 计算机科学 2022-07-27 Weidong Chen , Dexiang Hong , Yuankai Qi , Zhenjun Han , Shuhui Wang , Laiyun Qing , Qingming Huang , Guorong Li

Multimodal referring segmentation aims to segment target objects in visual scenes, such as images, videos, and 3D scenes, based on referring expressions in text or audio format. This task plays a crucial role in practical applications…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Henghui Ding , Song Tang , Shuting He , Chang Liu , Zuxuan Wu , Yu-Gang Jiang

Video Camouflaged Object Detection (VCOD) aims to segment objects whose appearances closely resemble their surroundings, posing a challenging and emerging task. Existing vision models often struggle in such scenarios due to the…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Yuang Feng , Shuyong Gao , Fuzhen Yan , Yicheng Song , Lingyi Hong , Junjie Hu , Wenqiang Zhang

Automatic keyframe detection from videos is an exercise in selecting scenes that can best summarize the content for long videos. Providing a summary of the video is an important task to facilitate quick browsing and content summarization.…

计算机视觉与模式识别 · 计算机科学 2023-06-26 Samed Arslan , Senem Tanberk