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We introduce a unified framework for generic video annotation with bounding boxes. Video annotation is a longstanding problem, as it is a tedious and time-consuming process. We tackle two important challenges of video annotation: (1)…

Computer Vision and Pattern Recognition · Computer Science 2020-12-24 A. Kuznetsova , A. Talati , Y. Luo , K. Simmons , V. Ferrari

Analyzing animal behavior from video recordings is crucial for scientific research, yet manual annotation remains labor-intensive and prone to subjectivity. Efficient segmentation methods are needed to automate this process while…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Emil Mededovic , Yuli Wu , Henning Konermann , Marcin Kopaczka , Mareike Schulz , Rene Tolba , Johannes Stegmaier

In this paper, we introduce semi-supervised video object segmentation (VOS) to panoptic wild scenes and present a large-scale benchmark as well as a baseline method for it. Previous benchmarks for VOS with sparse annotations are not…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Yuanyou Xu , Zongxin Yang , Yi Yang

Comprehensive understanding of dynamic scenes is a critical prerequisite for intelligent robots to autonomously operate in their environment. Research in this domain, which encompasses diverse perception problems, has primarily been focused…

Computer Vision and Pattern Recognition · Computer Science 2021-11-05 Juana Valeria Hurtado , Rohit Mohan , Wolfram Burgard , Abhinav Valada

Several unsupervised and self-supervised approaches have been developed in recent years to learn visual features from large-scale unlabeled datasets. Their main drawback however is that these methods are hardly able to recognize visual…

Computer Vision and Pattern Recognition · Computer Science 2022-06-08 Alessandra Alfani , Federico Becattini , Lorenzo Seidenari , Alberto Del Bimbo

Point annotations are considerably more time-efficient than bounding box annotations. However, how to use cheap point annotations to boost the performance of semi-supervised object detection remains largely unsolved. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Yongtao Ge , Qiang Zhou , Xinlong Wang , Zhibin Wang , Hao Li , Chunhua Shen

In this paper, we introduce a novel benchmark, dubbed VastTrack, towards facilitating the development of more general visual tracking via encompassing abundant classes and videos. VastTrack possesses several attractive properties: (1) Vast…

Computer Vision and Pattern Recognition · Computer Science 2024-03-07 Liang Peng , Junyuan Gao , Xinran Liu , Weihong Li , Shaohua Dong , Zhipeng Zhang , Heng Fan , Libo Zhang

Human annotation is always considered as ground truth in video object tracking tasks. It is used in both training and evaluation purposes. Thus, ensuring its high quality is an important task for the success of trackers and evaluations…

Computer Vision and Pattern Recognition · Computer Science 2019-11-11 Yu Pang , Xinyi Li , Lin Yuan , Haibin Ling

This paper extends the popular task of multi-object tracking to multi-object tracking and segmentation (MOTS). Towards this goal, we create dense pixel-level annotations for two existing tracking datasets using a semi-automatic annotation…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Paul Voigtlaender , Michael Krause , Aljosa Osep , Jonathon Luiten , Berin Balachandar Gnana Sekar , Andreas Geiger , Bastian Leibe

Accurate real-time object detection is vital across numerous industrial applications, from safety monitoring to quality control. Traditional approaches, however, are hindered by arduous manual annotation and data collection, struggling to…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Chen Xin , Andreas Hartel , Enkelejda Kasneci

Creating large-scale and well-annotated datasets to train AI algorithms is crucial for automated tumor detection and localization. However, with limited resources, it is challenging to determine the best type of annotations when annotating…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Yu-Cheng Chou , Bowen Li , Deng-Ping Fan , Alan Yuille , Zongwei Zhou

Compared with tedious per-pixel mask annotating, it is much easier to annotate data by clicks, which costs only several seconds for an image. However, applying clicks to learn video semantic segmentation model has not been explored before.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-05 Peidong Liu , Zibin He , Xiyu Yan , Yong Jiang , Shutao Xia , Feng Zheng , Maowei Hu

Effectively handling temporal redundancy remains a key challenge in learning video models. Prevailing approaches often treat each set of frames independently, failing to effectively capture the temporal dependencies and redundancies…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Xiang Fan , Xiaohang Sun , Kushan Thakkar , Zhu Liu , Vimal Bhat , Ranjay Krishna , Xiang Hao

We propose ProTracker, a novel framework for accurate and robust long-term dense tracking of arbitrary points in videos. Previous methods relying on global cost volumes effectively handle large occlusions and scene changes but lack…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Tingyang Zhang , Chen Wang , Zhiyang Dou , Qingzhe Gao , Jiahui Lei , Baoquan Chen , Lingjie Liu

This paper proposes a visual multi-object tracking method that jointly employs stochastic and deterministic mechanisms to ensure identifier consistency for unknown and time-varying target numbers under nonlinear dynamics. A stochastic…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Toan Van Nguyen , Rasmus G. K. Christiansen , Dirk Kraft , Leon Bodenhagen

Panoptic segmentation has become a new standard of visual recognition task by unifying previous semantic segmentation and instance segmentation tasks in concert. In this paper, we propose and explore a new video extension of this task,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-23 Dahun Kim , Sanghyun Woo , Joon-Young Lee , In So Kweon

In this work, we address the task of semi-supervised video object segmentation(VOS) and explore how to make efficient use of video property to tackle the challenge of semi-supervision. We propose a novel pipeline called State-Aware…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Xi Chen , Zuoxin Li , Ye Yuan , Gang Yu , Jianxin Shen , Donglian Qi

Training data is a critical requirement for machine learning tasks, and labeled training data can be expensive to acquire, often requiring manual or semi-automated data collection pipelines. For tracking applications, the data collection…

Computer Vision and Pattern Recognition · Computer Science 2023-04-05 Yang Liu , Luiz Gustavo Hafemann

Deep neural networks are rapidly emerging as data analysis tools, often outperforming the conventional techniques used in complex microfluidic systems. One fundamental analysis frequently desired in microfluidic experiments is counting and…

Computer Vision and Pattern Recognition · Computer Science 2022-08-17 Mihir Durve , Adriano Tiribocchi , Fabio Bonaccorso , Andrea Montessori , Marco Lauricella , Michal Bogdan , Jan Guzowski , Sauro Succi

Segmenting objects in videos is a fundamental computer vision task. The current deep learning based paradigm offers a powerful, but data-hungry solution. However, current datasets are limited by the cost and human effort of annotating…

Computer Vision and Pattern Recognition · Computer Science 2021-01-07 Bin Zhao , Goutam Bhat , Martin Danelljan , Luc Van Gool , Radu Timofte