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Weakly supervised instance segmentation reduces the cost of annotations required to train models. However, existing approaches which rely only on image-level class labels predominantly suffer from errors due to (a) partial segmentation of…

计算机视觉与模式识别 · 计算机科学 2021-03-25 Qing Liu , Vignesh Ramanathan , Dhruv Mahajan , Alan Yuille , Zhenheng Yang

Visual object tracking acts as a pivotal component in various emerging video applications. Despite the numerous developments in visual tracking, existing deep trackers are still likely to fail when tracking against objects with dramatic…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Qiuhong Shen , Xin Li , Fanyang Meng , Yongsheng Liang

Motion prediction is highly relevant to the perception of dynamic objects and static map elements in the scenarios of autonomous driving. In this work, we propose PIP, the first end-to-end Transformer-based framework which jointly and…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Bo Jiang , Shaoyu Chen , Xinggang Wang , Bencheng Liao , Tianheng Cheng , Jiajie Chen , Helong Zhou , Qian Zhang , Wenyu Liu , Chang Huang

Multi-Object Tracking (MOT) has been a long-standing challenge in video understanding. A natural and intuitive approach is to split this task into two parts: object detection and association. Most mainstream methods employ meticulously…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Ruopeng Gao , Ji Qi , Limin Wang

Existing Visual Object Tracking (VOT) only takes the target area in the first frame as a template. This causes tracking to inevitably fail in fast-changing and crowded scenes, as it cannot account for changes in object appearance between…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Jin-Peng Lan , Zhi-Qi Cheng , Jun-Yan He , Chenyang Li , Bin Luo , Xu Bao , Wangmeng Xiang , Yifeng Geng , Xuansong Xie

Visual odometry estimates the motion of a moving camera based on visual input. Existing methods, mostly focusing on two-view point tracking, often ignore the rich temporal context in the image sequence, thereby overlooking the global motion…

计算机视觉与模式识别 · 计算机科学 2025-11-07 Weirong Chen , Le Chen , Rui Wang , Marc Pollefeys

Tracking Any Point (TAP) has emerged as a fundamental tool for video understanding. Current approaches adapt Vision Foundation Models (VFMs) like DINOv2 via offline finetuning or test-time optimization. However, these VFMs rely on static…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Qiangqiang Wu , Tianyu Yang , Bo Fang , Jia Wan , Matias Di Martino , Guillermo Sapiro , Antoni B. Chan

We present a method to estimate depth of a dynamic scene, containing arbitrary moving objects, from an ordinary video captured with a moving camera. We seek a geometrically and temporally consistent solution to this underconstrained…

计算机视觉与模式识别 · 计算机科学 2021-08-04 Zhoutong Zhang , Forrester Cole , Richard Tucker , William T. Freeman , Tali Dekel

Context is an important factor in computer vision as it offers valuable information to clarify and analyze visual data. Utilizing the contextual information inherent in an image or a video can improve the precision and effectiveness of…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Mahtab Jamali , Paul Davidsson , Reza Khoshkangini , Martin Georg Ljungqvist , Radu-Casian Mihailescu

Recent Vision-Language Models (VLMs) \textit{e.g.} CLIP have made great progress in video recognition. Despite the improvement brought by the strong visual backbone in extracting spatial features, CLIP still falls short in capturing and…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Mushui Liu , Bozheng Li , Yunlong Yu

Video object segmentation is challenging due to the factors like rapidly fast motion, cluttered backgrounds, arbitrary object appearance variation and shape deformation. Most existing methods only explore appearance information between two…

计算机视觉与模式识别 · 计算机科学 2016-12-28 Kaihua Zhang , Xuejun Li , Qingshan Liu

The tracking-by-detection paradigm today has become the dominant method for multi-object tracking and works by detecting objects in each frame and then performing data association across frames. However, its sequential frame-wise matching…

计算机视觉与模式识别 · 计算机科学 2022-12-21 Sanghyun Woo , Kwanyong Park , Seoung Wug Oh , In So Kweon , Joon-Young Lee

Accurate detection and tracking of objects is vital for effective video understanding. In previous work, the two tasks have been combined in a way that tracking is based heavily on detection, but the detection benefits marginally from the…

计算机视觉与模式识别 · 计算机科学 2018-11-28 Zheng Zhang , Dazhi Cheng , Xizhou Zhu , Stephen Lin , Jifeng Dai

Compared with image scene parsing, video scene parsing introduces temporal information, which can effectively improve the consistency and accuracy of prediction. In this paper, we propose a Spatial-Temporal Semantic Consistency method to…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Xingjian He , Weining Wang , Zhiyong Xu , Hao Wang , Jie Jiang , Jing Liu

In this paper, we tackle the problem of temporally consistent boundary detection and hierarchical segmentation in videos. While finding the best high-level reasoning of region assignments in videos is the focus of much recent research,…

计算机视觉与模式识别 · 计算机科学 2016-06-09 Margret Keuper , Thomas Brox

Singh et al. (2020) point out the dangers of contextual bias in visual recognition datasets. They propose two methods, CAM-based and feature-split, that better recognize an object or attribute in the absence of its typical context while…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Sunnie S. Y. Kim , Sharon Zhang , Nicole Meister , Olga Russakovsky

Data augmentation methods such as Copy-Paste have been studied as effective ways to expand training datasets while incurring minimal costs. While such methods have been extensively implemented for image level tasks, we found no scalable…

计算机视觉与模式识别 · 计算机科学 2024-10-18 Sahir Shrestha , Weihao Li , Gao Zhu , Nick Barnes

Continual video instance segmentation demands both the plasticity to absorb new object categories and the stability to retain previously learned ones, all while preserving temporal consistency across frames. In this work, we introduce…

计算机视觉与模式识别 · 计算机科学 2025-08-15 Baichen Liu , Qi Lyu , Xudong Wang , Jiahua Dong , Lianqing Liu , Zhi Han

Current image quality assessment methods are heavily biased towards global distortions (e.g., noise, blur), neglecting local perceptual artifacts such as ghosting, lens flare, and moire effects. Although significant progress has been made…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Juan Wang , Xinyu Sun , Ke Zhang , Jin Wang , Bing Li , Weiming Hu , Liang Wang

Object detection in videos is an important task in computer vision for various applications such as object tracking, video summarization and video search. Although great progress has been made in improving the accuracy of object detection…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Athindran Ramesh Kumar , Balaraman Ravindran , Anand Raghunathan