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In this paper, we present an unsupervised probabilistic model and associated estimation algorithm for multi-object tracking (MOT) based on a dynamical variational autoencoder (DVAE), called DVAE-UMOT. The DVAE is a latent-variable deep…

Machine Learning · Computer Science 2022-02-22 Xiaoyu Lin , Laurent Girin , Xavier Alameda-Pineda

Long-tailed object detection faces great challenges because of its extremely imbalanced class distribution. Recent methods mainly focus on the classification bias and its loss function design, while ignoring the subtle influence of the…

Computer Vision and Pattern Recognition · Computer Science 2024-02-01 Ke Zhu , Minghao Fu , Jie Shao , Tianyu Liu , Jianxin Wu

Multi-Object Tracking (MOT) has been notoriously difficult to evaluate. Previous metrics overemphasize the importance of either detection or association. To address this, we present a novel MOT evaluation metric, HOTA (Higher Order Tracking…

Computer Vision and Pattern Recognition · Computer Science 2020-10-09 Jonathon Luiten , Aljosa Osep , Patrick Dendorfer , Philip Torr , Andreas Geiger , Laura Leal-Taixe , Bastian Leibe

Multi-object tracking (MOT) on static platforms, such as by surveillance cameras, has achieved significant progress, with various paradigms providing attractive performances. However, the effectiveness of traditional MOT methods is…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Peng Wang , Yongcai Wang , Deying Li

Multi-Object Tracking (MOT) is the task that has a lot of potential for development, and there are still many problems to be solved. In the traditional tracking by detection paradigm, There has been a lot of work on feature based object…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Tae-young Chung , Heansung Lee , Myeong Ah Cho , Suhwan Cho , Sangyoun Lee

Multi-object tracking (MOT) is a rising topic in video processing technologies and has important application value in consumer electronics. Currently, tracking-by-detection (TBD) is the dominant paradigm for MOT, which performs target…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Yanchao Wang , Dawei Zhang , Run Li , Zhonglong Zheng , Minglu Li

Cross-view multi-object tracking aims to link objects between frames and camera views with substantial overlaps. Although cross-view multi-object tracking has received increased attention in recent years, existing datasets still have…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Shenghao Hao , Peiyuan Liu , Yibing Zhan , Kaixun Jin , Zuozhu Liu , Mingli Song , Jenq-Neng Hwang , Gaoang Wang

Real-world data are long-tailed, the lack of tail samples leads to a significant limitation in the generalization ability of the model. Although numerous approaches of class re-balancing perform well for moderate class imbalance problems,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Yanbiao Ma , Licheng Jiao , Fang Liu , Shuyuan Yang , Xu Liu , Puhua Chen

Driven by recent advances in object detection with deep neural networks, the tracking-by-detection paradigm has gained increasing prevalence in the research community of multi-object tracking (MOT). It has long been known that appearance…

Computer Vision and Pattern Recognition · Computer Science 2021-07-02 Xufeng Lin , Chang-Tsun Li , Victor Sanchez , Carsten Maple

Multiple Object Tracking (MOT) is crucial to autonomous vehicle perception. End-to-end transformer-based algorithms, which detect and track objects simultaneously, show great potential for the MOT task. However, most existing methods focus…

Computer Vision and Pattern Recognition · Computer Science 2023-06-30 Ce Zhang , Chengjie Zhang , Yiluan Guo , Lingji Chen , Michael Happold

Object detection and data association are critical components in multi-object tracking (MOT) systems. Despite the fact that the two components are dependent on each other, prior works often design detection and data association modules…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Yongxin Wang , Kris Kitani , Xinshuo Weng

This paper investigates the coordinated trajectory tracking problem of multiple vertical takeooff and landing (VTOL) unmanned aerial vehicles (UAVs). The case of unidirectional information flow is considered and the objective is to drive…

Systems and Control · Computer Science 2017-11-10 Yao Zou , Ziyang Meng

Long-tailed data is still a big challenge for deep neural networks, even though they have achieved great success on balanced data. We observe that vanilla training on long-tailed data with cross-entropy loss makes the instance-rich head…

Computer Vision and Pattern Recognition · Computer Science 2023-05-22 Mengke Li , Yiu-ming Cheung , Yang Lu

This paper proposes MATT-Diff: Multimodal Active Target Tracking by Diffusion Policy, a control policy for active multi-target tracking using a mobile agent. The policy enables multiple behavior modes for the agent, including exploration,…

Robotics · Computer Science 2026-04-23 Saida Liu , Nikolay Atanasov , Shumon Koga

Temporal modeling of objects is a key challenge in multiple object tracking (MOT). Existing methods track by associating detections through motion-based and appearance-based similarity heuristics. The post-processing nature of association…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Fangao Zeng , Bin Dong , Yuang Zhang , Tiancai Wang , Xiangyu Zhang , Yichen Wei

The integration of multimodal data presents a challenge in cases when the study of a given phenomena by different instruments or conditions generates distinct but related domains. Many existing data integration methods assume a known…

Machine Learning · Statistics 2022-06-16 Andres F. Duque , Guy Wolf , Kevin R. Moon

Dense point tracking is a challenging task requiring the continuous tracking of every point in the initial frame throughout a substantial portion of a video, even in the presence of occlusions. Traditional methods use optical flow models to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Qiaole Dong , Yanwei Fu

There have been intense research interests in moving object indexing in the past decade. However, existing work did not exploit the important property of skewed velocity distributions. In many real world scenarios, objects travel…

Databases · Computer Science 2012-05-31 Thi Nguyen , Zhen He , Rui Zhang , Phillip Ward

The current evaluation protocol of long-tailed visual recognition trains the classification model on the long-tailed source label distribution and evaluates its performance on the uniform target label distribution. Such protocol has…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Youngkyu Hong , Seungju Han , Kwanghee Choi , Seokjun Seo , Beomsu Kim , Buru Chang

A thorough and holistic scene understanding is crucial for autonomous vehicles, where LiDAR semantic segmentation plays an indispensable role. However, most existing methods focus on the network design while neglecting the inherent…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Peishan Cong , Xinge Zhu , Yuexin Ma