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相关论文: Disentangling spatio-temporal knowledge for weakly…

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In this paper, we introduce a novel task, referred to as Weakly-Supervised Spatio-Temporal Anomaly Detection (WSSTAD) in surveillance video. Specifically, given an untrimmed video, WSSTAD aims to localize a spatio-temporal tube (i.e., a…

计算机视觉与模式识别 · 计算机科学 2021-08-10 Jie Wu , Wei Zhang , Guanbin Li , Wenhao Wu , Xiao Tan , Yingying Li , Errui Ding , Liang Lin

Weakly-Supervised Concealed Object Segmentation (WSCOS) aims to segment objects well blended with surrounding environments using sparsely-annotated data for model training. It remains a challenging task since (1) it is hard to distinguish…

计算机视觉与模式识别 · 计算机科学 2023-05-19 Chunming He , Kai Li , Yachao Zhang , Guoxia Xu , Longxiang Tang , Yulun Zhang , Zhenhua Guo , Xiu Li

Referring video object segmentation (RVOS) aims to segment the target instance in a video, referred by a text expression. Conventional approaches are mostly supervised learning, requiring expensive pixel-level mask annotations. To tackle…

计算机视觉与模式识别 · 计算机科学 2026-04-22 Miaojing Shi , Jun Huang , Zijie Yue , Hanli Wang

Video object segmentation (VOS) describes the task of segmenting a set of objects in each frame of a video. In the semi-supervised setting, the first mask of each object is provided at test time. Following the one-shot principle,…

计算机视觉与模式识别 · 计算机科学 2020-12-04 Tim Meinhardt , Laura Leal-Taixe

Video object segmentation aims at accurately segmenting the target object regions across consecutive frames. It is technically challenging for coping with complicated factors (e.g., shape deformations, occlusion and out of the lens). Recent…

计算机视觉与模式识别 · 计算机科学 2019-07-03 Peng Sun , Peiwen Lin , Guangliang Cheng , Jianping Shi , Jiawan Zhang , Xi Li

This paper presents a deep learning framework for medical video segmentation. Convolution neural network (CNN) and transformer-based methods have achieved great milestones in medical image segmentation tasks due to their incredible semantic…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Chengxi Zeng , Xinyu Yang , David Smithard , Majid Mirmehdi , Alberto M Gambaruto , Tilo Burghardt

We propose a Spatiotemporal Sampling Network (STSN) that uses deformable convolutions across time for object detection in videos. Our STSN performs object detection in a video frame by learning to spatially sample features from the adjacent…

计算机视觉与模式识别 · 计算机科学 2018-07-25 Gedas Bertasius , Lorenzo Torresani , Jianbo Shi

Tracking and segmenting multiple similar objects with distinct or complex parts in long-term videos is particularly challenging due to the ambiguity in identifying target components and the confusion caused by occlusion, background clutter,…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Xin Li , Deshui Miao , Zhenyu He , Yaowei Wang , Huchuan Lu , Ming-Hsuan Yang

Few-Shot Video Object Segmentation (FSVOS) aims to segment objects in a query video with the same category defined by a few annotated support images. However, this task was seldom explored. In this work, based on IPMT, a state-of-the-art…

计算机视觉与模式识别 · 计算机科学 2023-09-21 Nian Liu , Kepan Nan , Wangbo Zhao , Yuanwei Liu , Xiwen Yao , Salman Khan , Hisham Cholakkal , Rao Muhammad Anwer , Junwei Han , Fahad Shahbaz Khan

Existing weakly supervised semantic segmentation (WSSS) methods usually utilize the results of pre-trained saliency detection (SD) models without explicitly modeling the connections between the two tasks, which is not the most efficient…

计算机视觉与模式识别 · 计算机科学 2019-09-11 Yu Zeng , Yunzhi Zhuge , Huchuan Lu , Lihe Zhang

Video Salient Document Detection (VSDD) is an essential task of practical computer vision, which aims to highlight visually salient document regions in video frames. Previous techniques for VSDD focus on learning features without…

计算机视觉与模式识别 · 计算机科学 2023-01-12 Hemraj Singh , Mridula Verma , Ramalingaswamy Cheruku

Weakly-supervised temporal action localization aims to recognize and localize action segments in untrimmed videos given only video-level action labels for training. Without the boundary information of action segments, existing methods…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Bo He , Xitong Yang , Le Kang , Zhiyu Cheng , Xin Zhou , Abhinav Shrivastava

This paper presents a novel framework called HST for semi-supervised video object segmentation (VOS). HST extracts image and video features using the latest Swin Transformer and Video Swin Transformer to inherit their inductive bias for the…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Jun-Sang Yoo , Hongjae Lee , Seung-Won Jung

Despite significant progress in semi-supervised learning for image object detection, several key issues are yet to be addressed for video object detection: (1) Achieving good performance for supervised video object detection greatly depends…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Tanvir Mahmud , Chun-Hao Liu , Burhaneddin Yaman , Diana Marculescu

Referring Video Object Segmentation (RVOS) aims to segment target objects in videos based on natural language descriptions. However, fixed keyframe-based approaches that couple a vision language model with a separate propagation module…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Jihwan Hong , Jaeyoung Do

Audio-visual segmentation is a challenging task that aims to predict pixel-level masks for sound sources in a video. Previous work applied a comprehensive manually designed architecture with countless pixel-wise accurate masks as…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Shentong Mo , Bhiksha Raj

Zero-shot Video Object Segmentation (ZSVOS) aims at segmenting the primary moving object without any human annotations. Mainstream solutions mainly focus on learning a single model on large-scale video datasets, which struggle to generalize…

计算机视觉与模式识别 · 计算机科学 2024-03-08 Weihuang Liu , Xi Shen , Haolun Li , Xiuli Bi , Bo Liu , Chi-Man Pun , Xiaodong Cun

State-of-the-art transformer-based video instance segmentation (VIS) approaches typically utilize either single-scale spatio-temporal features or per-frame multi-scale features during the attention computations. We argue that such an…

Despite weakly supervised object detection (WSOD) being a promising step toward evading strong instance-level annotations, its capability is confined to closed-set categories within a single training dataset. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Jianghang Lin , Yunhang Shen , Bingquan Wang , Shaohui Lin , Ke Li , Liujuan Cao

Recent deep learning-based video salient object detection (VSOD) has achieved some breakthrough, but these methods rely on expensive annotated videos with pixel-wise annotations, weak annotations, or part of the pixel-wise annotations. In…

计算机视觉与模式识别 · 计算机科学 2022-04-06 Binwei Xu , Haoran Liang , Wentian Ni , Weihua Gong , Ronghua Liang , Peng Chen