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Multi-Object Tracking (MOT) is a critical problem in computer vision, essential for understanding how objects move and interact in videos. This field faces significant challenges such as occlusions and complex environmental dynamics,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-10 Luiz C. S. de Araujo , Carlos M. S. Figueiredo

Methods tackling multi-object tracking need to estimate the number of targets in the sensing area as well as to estimate their continuous state. While the majority of existing methods focus on data association, precise state (3D pose)…

Computer Vision and Pattern Recognition · Computer Science 2019-10-11 Johannes Groß , Aljosa Osep , Bastian Leibe

3D multi-object tracking in LiDAR point clouds is a key ingredient for self-driving vehicles. Existing methods are predominantly based on the tracking-by-detection pipeline and inevitably require a heuristic matching step for the detection…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Chenxu Luo , Xiaodong Yang , Alan Yuille

Object tracking becomes critical especially when similar objects are present in the same area. Recent state-of-the-art (SOTA) approaches are proposed based on taking a matching network with a heavy structure to distinguish the target from…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Faraz Lotfi , Hamid D. Taghirad

We present CpT: Convolutional point Transformer - a novel deep learning architecture for dealing with the unstructured nature of 3D point cloud data. CpT is an improvement over existing attention-based Convolutions Neural Networks as well…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Chaitanya Kaul , Joshua Mitton , Hang Dai , Roderick Murray-Smith

Multiple-object tracking and segmentation (MOTS) is a novel computer vision task that aims to jointly perform multiple object tracking (MOT) and instance segmentation. In this work, we present PointTrack++, an effective on-line framework…

Computer Vision and Pattern Recognition · Computer Science 2020-07-06 Zhenbo Xu , Wei Zhang , Xiao Tan , Wei Yang , Xiangbo Su , Yuchen Yuan , Hongwu Zhang , Shilei Wen , Errui Ding , Liusheng Huang

One-stream Transformer-based trackers have demonstrated remarkable performance by concatenating template and search region tokens, thereby enabling joint attention across all tokens. However, enabling an excessive proportion of background…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Janani Kugarajeevan , Thanikasalam Kokul , Amirthalingam Ramanan , Subha Fernando

Single object tracking (SOT) heavily relies on the representation of the target object as a bounding box. However, due to the potential deformation and rotation experienced by the tracked targets, the genuine bounding box fails to capture…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Guotian Zeng , Bi Zeng , Hong Zhang , Jianqi Liu , Qingmao Wei

Object detection and tracking are vital and fundamental tasks for autonomous driving, aiming at identifying and locating objects from those predefined categories in a scene. 3D point cloud learning has been attracting more and more…

Computer Vision and Pattern Recognition · Computer Science 2023-11-13 Yang Peng

Interacting with the environment, such as object detection and tracking, is a crucial ability of mobile robots. Besides high accuracy, efficiency in terms of processing effort and energy consumption are also desirable. To satisfy both…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Xuesong Li , Jose Guivant

3D single object tracking is a key issue for robotics. In this paper, we propose a transformer module called Point-Track-Transformer (PTT) for point cloud-based 3D single object tracking. PTT module contains three blocks for feature…

Computer Vision and Pattern Recognition · Computer Science 2021-10-08 Jiayao Shan , Sifan Zhou , Zheng Fang , Yubo Cui

We propose an object tracking method, SFTrack++, that smoothly learns to preserve the tracked object consistency over space and time dimensions by taking a spectral clustering approach over the graph of pixels from the video, using a fast…

Computer Vision and Pattern Recognition · Computer Science 2021-11-05 Elena Burceanu

Robust object tracking requires knowledge of tracked objects' appearance, motion and their evolution over time. Although motion provides distinctive and complementary information especially for fast moving objects, most of the recent…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Hasan Saribas , Hakan Cevikalp , Okan Köpüklü , Bedirhan Uzun

Recent works on 3D single object tracking treat the task as a target-specific 3D detection task, where an off-the-shelf 3D detector is commonly employed for the tracking. However, it is non-trivial to perform accurate target-specific…

Computer Vision and Pattern Recognition · Computer Science 2023-02-14 Yan Xia , Qiangqiang Wu , Wei Li , Antoni B. Chan , Uwe Stilla

3D object tracking is a critical task in autonomous driving systems. It plays an essential role for the system's awareness about the surrounding environment. At the same time there is an increasing interest in algorithms for autonomous cars…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Nicola Marinello , Marc Proesmans , Luc Van Gool

Multi-Camera Multi-Target Tracking (MCMT) is a computer vision technique that involves tracking multiple targets simultaneously across multiple cameras. MCMT in urban traffic visual analysis faces great challenges due to the complex and…

Computer Vision and Pattern Recognition · Computer Science 2023-07-07 Jincheng Lu , Xipeng Yang , Jin Ye , Yifu Zhang , Zhikang Zou , Wei Zhang , Xiao Tan

We present a new 3D point-based detector model, named Shift-SSD, for precise 3D object detection in autonomous driving. Traditional point-based 3D object detectors often employ architectures that rely on a progressive downsampling of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Zhili Chen , Kien T. Pham , Maosheng Ye , Zhiqiang Shen , Qifeng Chen

Real-time object tracking necessitates a delicate balance between speed and accuracy, a challenge exacerbated by the computational demands of deep learning methods. In this paper, we propose Confidence-Triggered Detection (CTD), an…

Computer Vision and Pattern Recognition · Computer Science 2024-11-14 Zhicheng Ding , Zhixin Lai , Siyang Li , Panfeng Li , Qikai Yang , Edward Wong

We introduce CoTracker, a transformer-based model that tracks a large number of 2D points in long video sequences. Differently from most existing approaches that track points independently, CoTracker tracks them jointly, accounting for…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Nikita Karaev , Ignacio Rocco , Benjamin Graham , Natalia Neverova , Andrea Vedaldi , Christian Rupprecht

3D single object tracking is essential in autonomous driving and robotics. Existing methods often struggle with sparse and incomplete point cloud scenarios. To address these limitations, we propose a Multimodal-guided Virtual Cues…

Computer Vision and Pattern Recognition · Computer Science 2025-07-16 Zhaofeng Hu , Sifan Zhou , Zhihang Yuan , Dawei Yang , Shibo Zhao , Ci-Jyun Liang