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Related papers: CityTrack: Improving City-Scale Multi-Camera Multi…

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In Intelligent Transportation Systems (ITS), multi-object tracking is primarily based on frame-based cameras. However, these cameras tend to perform poorly under dim lighting and high-speed motion conditions. Event cameras, characterized by…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Mengyu Li , Xingcheng Zhou , Guang Chen , Alois Knoll , Hu Cao

The main challenge of Multi-Object Tracking~(MOT) lies in maintaining a continuous trajectory for each target. Existing methods often learn reliable motion patterns to match the same target between adjacent frames and discriminative…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Zheng Qin , Sanping Zhou , Le Wang , Jinghai Duan , Gang Hua , Wei Tang

We introduce the task of multi-camera trajectory forecasting (MCTF), where the future trajectory of an object is predicted in a network of cameras. Prior works consider forecasting trajectories in a single camera view. Our work is the first…

Computer Vision and Pattern Recognition · Computer Science 2020-05-04 Olly Styles , Tanaya Guha , Victor Sanchez , Alex Kot

In this work, we propose TransTrack, a simple but efficient scheme to solve the multiple object tracking problems. TransTrack leverages the transformer architecture, which is an attention-based query-key mechanism. It applies object…

Computer Vision and Pattern Recognition · Computer Science 2021-05-05 Peize Sun , Jinkun Cao , Yi Jiang , Rufeng Zhang , Enze Xie , Zehuan Yuan , Changhu Wang , Ping Luo

Tracking has traditionally been the art of following interest points through space and time. This changed with the rise of powerful deep networks. Nowadays, tracking is dominated by pipelines that perform object detection followed by…

Computer Vision and Pattern Recognition · Computer Science 2020-08-24 Xingyi Zhou , Vladlen Koltun , Philipp Krähenbühl

Cameras are a core sensing modality in modern intelligent transportation systems (ITS), providing rich visual information on road-user activities. Multi-Camera Vehicle Tracking (MCVT) uses this data to reconstruct vehicle trajectories…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Yuqiang Lin , Sam Lockyer , Shucheng Zhang , Florian Stanek , Markus Zarbock , Adrian Evans , Wenbin Li , Yinhai Wang , Nic Zhang

The eighth AI City Challenge highlighted the convergence of computer vision and artificial intelligence in areas like retail, warehouse settings, and Intelligent Traffic Systems (ITS), presenting significant research opportunities. The 2024…

Multi-object tracking (MOT) is a critical and challenging task in computer vision, particularly in situations involving objects with similar appearances but diverse movements, as seen in team sports. Current methods, largely reliant on…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Atom Scott , Ikuma Uchida , Ning Ding , Rikuhei Umemoto , Rory Bunker , Ren Kobayashi , Takeshi Koyama , Masaki Onishi , Yoshinari Kameda , Keisuke Fujii

Multi-drone surveillance systems offer enhanced coverage and robustness for pedestrian tracking, yet existing approaches struggle with dynamic camera positions and complex occlusions. This paper introduces MATRIX (Multi-Aerial TRacking In…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Kosta Dakic , Kanchana Thilakarathna , Rodrigo N. Calheiros , Teng Joon Lim

3D single object tracking has been a crucial problem for decades with numerous applications such as autonomous driving. Despite its wide-ranging use, this task remains challenging due to the significant appearance variation caused by…

Computer Vision and Pattern Recognition · Computer Science 2023-03-10 Tian-Xing Xu , Yuan-Chen Guo , Yu-Kun Lai , Song-Hai Zhang

Multi-Object Tracking (MOT) remains a vital component of intelligent video analysis, which aims to locate targets and maintain a consistent identity for each target throughout a video sequence. Existing works usually learn a discriminative…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Yizhe Li , Sanping Zhou , Zheng Qin , Le Wang , Jinjun Wang , Nanning Zheng

Modern multi-object tracking (MOT) systems usually model the trajectories by associating per-frame detections. However, when camera motion, fast motion, and occlusion challenges occur, it is difficult to ensure long-range tracking or even…

Computer Vision and Pattern Recognition · Computer Science 2020-09-21 Shoudong Han , Piao Huang , Hongwei Wang , En Yu , Donghaisheng Liu , Xiaofeng Pan , Jun Zhao

In recent years, algorithms for multiple object tracking tasks have benefited from great progresses in deep models and video quality. However, in challenging scenarios like drone videos, they still suffer from problems, such as small…

Computer Vision and Pattern Recognition · Computer Science 2022-02-25 Yunhao Du , Junfeng Wan , Yanyun Zhao , Binyu Zhang , Zhihang Tong , Junhao Dong

Recent approaches for high accuracy detection and tracking of object categories in video consist of complex multistage solutions that become more cumbersome each year. In this paper we propose a ConvNet architecture that jointly performs…

Computer Vision and Pattern Recognition · Computer Science 2018-03-08 Christoph Feichtenhofer , Axel Pinz , Andrew Zisserman

Online Multiple Target Tracking (MTT) is often addressed within the tracking-by-detection paradigm. Detections are previously extracted independently in each frame and then objects trajectories are built by maximizing specifically designed…

Computer Vision and Pattern Recognition · Computer Science 2015-09-15 Francesco Solera , Simone Calderara , Rita Cucchiara

Standardized benchmarks are crucial for the majority of computer vision applications. Although leaderboards and ranking tables should not be over-claimed, benchmarks often provide the most objective measure of performance and are therefore…

Computer Vision and Pattern Recognition · Computer Science 2019-06-12 Patrick Dendorfer , Hamid Rezatofighi , Anton Milan , Javen Shi , Daniel Cremers , Ian Reid , Stefan Roth , Konrad Schindler , Laura Leal-Taixe

Multi-Camera Multi-Object Tracking is currently drawing attention in the computer vision field due to its superior performance in real-world applications such as video surveillance in crowded scenes or in wide spaces. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Duy M. H. Nguyen , Roberto Henschel , Bodo Rosenhahn , Daniel Sonntag , Paul Swoboda

Multi-object tracking (MOT) aims at estimating bounding boxes and identities of objects in videos. Most methods obtain identities by associating detection boxes whose scores are higher than a threshold. The objects with low detection…

Computer Vision and Pattern Recognition · Computer Science 2022-04-08 Yifu Zhang , Peize Sun , Yi Jiang , Dongdong Yu , Fucheng Weng , Zehuan Yuan , Ping Luo , Wenyu Liu , Xinggang Wang

The multi-camera vehicle tracking (MCVT) framework holds significant potential for smart city applications, including anomaly detection, traffic density estimation, and suspect vehicle tracking. However, current publicly available datasets…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Yuqiang Lin , Sam Lockyer , Mingxuan Sui , Li Gan , Florian Stanek , Markus Zarbock , Wenbin Li , Adrian Evans , Nic Zhang

Multi-Object Tracking (MOT) is a crucial computer vision task that aims to predict the bounding boxes and identities of objects simultaneously. While state-of-the-art methods have made remarkable progress by jointly optimizing the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Yukun Su , Ruizhou Sun , Xin Shu , Yu Zhang , Qingyao Wu