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Video summarization technologies aim to create a concise and complete synopsis by selecting the most informative parts of the video content. Several approaches have been developed over the last couple of decades and the current state of the…

计算机视觉与模式识别 · 计算机科学 2021-09-28 Evlampios Apostolidis , Eleni Adamantidou , Alexandros I. Metsai , Vasileios Mezaris , Ioannis Patras

In this paper, we present a novel robust framework for low-level vision tasks, including denoising, object removal, frame interpolation, and super-resolution, that does not require any external training data corpus. Our proposed approach…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Gaurav Shrivastava , Ser-Nam Lim , Abhinav Shrivastava

Video Large Language Models (Video LLMs) have achieved significant success by adopting the paradigm of large-scale pre-training followed by supervised fine-tuning (SFT). However, existing approaches struggle with temporal reasoning due to…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Shicheng Li , Lei Li , Kun Ouyang , Shuhuai Ren , Yuanxin Liu , Yuanxing Zhang , Fuzheng Zhang , Lingpeng Kong , Qi Liu , Xu Sun

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…

计算机视觉与模式识别 · 计算机科学 2024-10-17 Kai Han , Jianyuan Guo , Yehui Tang , Wei He , Enhua Wu , Yunhe Wang

Existing video domain adaption (DA) methods need to store all temporal combinations of video frames or pair the source and target videos, which are memory cost expensive and can't scale up to long videos. To address these limitations, we…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Xinyue Hu , Lin Gu , Liangchen Liu , Ruijiang Li , Chang Su , Tatsuya Harada , Yingying Zhu

Unlike offline processing, streaming video vision-language models face two fundamental constraints: causality and accumulation. Causality prevents access to future frames that offline methods exploit, while accumulation causes tokens to…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Xueyi Chen , Keda Tao , Kele Shao , Huan Wang

Video highlight or summarization is among interesting topics in computer vision, which benefits a variety of applications like viewing, searching, or storage. However, most existing studies rely on training data of third-person videos,…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Hsuan-I Ho , Wei-Chen Chiu , Yu-Chiang Frank Wang

In this paper, we propose a simple yet effective approach for self-supervised video object segmentation (VOS). Our key insight is that the inherent structural dependencies present in DINO-pretrained Transformers can be leveraged to…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Shuangrui Ding , Rui Qian , Haohang Xu , Dahua Lin , Hongkai Xiong

Matching-based methods, especially those based on space-time memory, are significantly ahead of other solutions in semi-supervised video object segmentation (VOS). However, continuously growing and redundant template features lead to an…

计算机视觉与模式识别 · 计算机科学 2022-08-23 Zhihui Lin , Tianyu Yang , Maomao Li , Ziyu Wang , Chun Yuan , Wenhao Jiang , Wei Liu

Deep neural networks require collecting and annotating large amounts of data to train successfully. In order to alleviate the annotation bottleneck, we propose a novel self-supervised representation learning approach for spatiotemporal…

计算机视觉与模式识别 · 计算机科学 2019-10-29 Alaaeldin El-Nouby , Shuangfei Zhai , Graham W. Taylor , Joshua M. Susskind

Currently successful methods for video description are based on encoder-decoder sentence generation using recur-rent neural networks (RNNs). Recent work has shown the advantage of integrating temporal and/or spatial attention mechanisms…

计算机视觉与模式识别 · 计算机科学 2017-03-13 Chiori Hori , Takaaki Hori , Teng-Yok Lee , Kazuhiro Sumi , John R. Hershey , Tim K. Marks

Conventional multimedia annotation/retrieval systems such as Normalized Continuous Relevance Model (NormCRM) [16] require a fully labeled training data for a good performance. Active Learning, by determining an order for labeling the…

多媒体 · 计算机科学 2015-04-28 Moitreya Chatterjee , Anton Leuski

We propose a self-supervised learning method to jointly reason about spatial and temporal context for video recognition. Recent self-supervised approaches have used spatial context [9, 34] as well as temporal coherency [32] but a…

计算机视觉与模式识别 · 计算机科学 2018-08-24 Unaiza Ahsan , Rishi Madhok , Irfan Essa

Unsupervised multi-object scene decomposition is a fast-emerging problem in representation learning. Despite significant progress in static scenes, such models are unable to leverage important dynamic cues present in video. We propose a…

计算机视觉与模式识别 · 计算机科学 2020-06-29 Polina Zablotskaia , Edoardo A. Dominici , Leonid Sigal , Andreas M. Lehrmann

Abstractive text summarization aims at compressing the information of a long source document into a rephrased, condensed summary. Despite advances in modeling techniques, abstractive summarization models still suffer from several key…

Recent advancements in video-language understanding have been established on the foundation of image-text models, resulting in promising outcomes due to the shared knowledge between images and videos. However, video-language understanding…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Xiao Wang , Yaoyu Li , Tian Gan , Zheng Zhang , Jingjing Lv , Liqiang Nie

Video Super-Resolution (VSR) aims to recover sequences of high-resolution (HR) frames from low-resolution (LR) frames. Previous methods mainly utilize temporally adjacent frames to assist the reconstruction of target frames. However, in the…

计算机视觉与模式识别 · 计算机科学 2023-04-12 Yongjie Chen , Tieru Wu

We propose a self-supervised approach for training multi-frame video denoising networks. These networks predict frame t from a window of frames around t. Our self-supervised approach benefits from the video temporal consistency by…

计算机视觉与模式识别 · 计算机科学 2021-04-21 Valéry Dewil , Jérémy Anger , Axel Davy , Thibaud Ehret , Pablo Arias , Gabriele Facciolo

Action segmentation refers to inferring boundaries of semantically consistent visual concepts in videos and is an important requirement for many video understanding tasks. For this and other video understanding tasks, supervised approaches…

计算机视觉与模式识别 · 计算机科学 2021-03-30 M. Saquib Sarfraz , Naila Murray , Vivek Sharma , Ali Diba , Luc Van Gool , Rainer Stiefelhagen

Video smmarization is a crucial method to reduce the time of videos which reduces the spent time to watch/review a long video. This apporach has became more important as the amount of publisehed video is increasing everyday. A single or…

计算机视觉与模式识别 · 计算机科学 2024-01-22 Vahid Ahmadi Kalkhorani , Qingquan Zhang , Guanqun Song , Ting Zhu