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Related papers: Planar Object Tracking via Weighted Optical Flow

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This paper introduces a novel perception framework that has the ability to identify and track objects in autonomous vehicle's field of view. The proposed algorithms don't require any training for achieving this goal. The framework makes use…

Computer Vision and Pattern Recognition · Computer Science 2020-06-11 Suryansh Saxena , Isaac K Isukapati

Large displacement optical flow is an integral part of many computer vision tasks. Variational optical flow techniques based on a coarse-to-fine scheme interpolate sparse matches and locally optimize an energy model conditioned on colour,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-28 Qiao Chen , Charalambos Poullis

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

Optical flow estimation is an important computer vision task, which aims at estimating the dense correspondences between two frames. RAFT (Recurrent All Pairs Field Transforms) currently represents the state-of-the-art in optical flow…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Zhexiong Wan , Yuxin Mao , Yuchao Dai

Recent approaches to point tracking are able to recover the trajectory of any scene point through a large portion of a video despite the presence of occlusions. They are, however, too slow in practice to track every point observed in a…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Guillaume Le Moing , Jean Ponce , Cordelia Schmid

We present single-shot multi-object tracker (SMOT), a new tracking framework that converts any single-shot detector (SSD) model into an online multiple object tracker, which emphasizes simultaneously detecting and tracking of the object…

Computer Vision and Pattern Recognition · Computer Science 2020-11-02 Wei Li , Yuanjun Xiong , Shuo Yang , Siqi Deng , Wei Xia

In this work, we present LaserFlow, an efficient method for 3D object detection and motion forecasting from LiDAR. Unlike the previous work, our approach utilizes the native range view representation of the LiDAR, which enables our method…

Computer Vision and Pattern Recognition · Computer Science 2020-10-19 Gregory P. Meyer , Jake Charland , Shreyash Pandey , Ankit Laddha , Shivam Gautam , Carlos Vallespi-Gonzalez , Carl K. Wellington

Recognizing places from an opposing viewpoint during a return trip is a common experience for human drivers. However, the analogous robotics capability, visual place recognition (VPR) with limited field of view cameras under 180 degree…

Robotics · Computer Science 2026-03-24 Spencer Carmichael , Rahul Agrawal , Ram Vasudevan , Katherine A. Skinner

We propose to incorporate feature correlation and sequential processing into dense optical flow estimation from event cameras. Modern frame-based optical flow methods heavily rely on matching costs computed from feature correlation. In…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Mathias Gehrig , Mario Millhäusler , Daniel Gehrig , Davide Scaramuzza

We present an on-line 3D visual object tracking framework for monocular cameras by incorporating spatial knowledge and uncertainty from semantic mapping along with high frequency measurements from visual odometry. Using a combination of…

Computer Vision and Pattern Recognition · Computer Science 2016-03-15 Prateek Singhal , Ruffin White , Henrik Christensen

Persistent multi-object tracking (MOT) allows autonomous vehicles to navigate safely in highly dynamic environments. One of the well-known challenges in MOT is object occlusion when an object becomes unobservant for subsequent frames. The…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Mohamed Nagy , Majid Khonji , Jorge Dias , Sajid Javed

Object tracking is divided into single-object tracking (SOT) and multi-object tracking (MOT). MOT aims to maintain the identities of multiple objects across a series of continuous video sequences. In recent years, MOT has made rapid…

Computer Vision and Pattern Recognition · Computer Science 2023-03-20 Yukuan Zhang , Yunhua Jia , Housheng Xie , Mengzhen Li , Limin Zhao , Yang Yang , Shan Zhao

Visual object tracking (VOT) is an essential component for many applications, such as autonomous driving or assistive robotics. However, recent works tend to develop accurate systems based on more computationally expensive feature…

Computer Vision and Pattern Recognition · Computer Science 2020-07-03 Jianren Wang , Yihui He

In order to track all persons in a scene, the tracking-by-detection paradigm has proven to be a very effective approach. Yet, relying solely on a single detector is also a major limitation, as useful image information might be ignored.…

Computer Vision and Pattern Recognition · Computer Science 2018-04-25 Roberto Henschel , Laura Leal-Taixé , Daniel Cremers , Bodo Rosenhahn

Six degree of freedom (6DoF) pose estimation for novel objects is a critical task in computer vision, yet it faces significant challenges in high-speed and low-light scenarios where standard RGB cameras suffer from motion blur. While event…

Computer Vision and Pattern Recognition · Computer Science 2026-01-05 Huiming Yang , Linglin Liao , Fei Ding , Sibo Wang , Zijian Zeng

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

The motion of planar ground vehicles is often non-holonomic, and as a result may be modelled by the 2 DoF Ackermann steering model. We analyse the feasibility of estimating such motion with a downward facing camera that exerts…

Robotics · Computer Science 2022-03-02 Ling Gao , Junyan Su , Jiadi Cui , Xiangchen Zeng , Xin Peng , Laurent Kneip

Motion-based association for Multi-Object Tracking (MOT) has recently re-achieved prominence with the rise of powerful object detectors. Despite this, little work has been done to incorporate appearance cues beyond simple heuristic models…

Computer Vision and Pattern Recognition · Computer Science 2023-02-24 Gerard Maggiolino , Adnan Ahmad , Jinkun Cao , Kris Kitani

Human pose estimation is fundamental to intelligent perception in the Internet of Things (IoT), enabling applications ranging from smart healthcare to human-computer interaction. While WiFi-based methods have gained traction, they often…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Yi Dao , Lankai Zhang , Hao Liu , Haiwei Zhang , Wenbo Wang

We present a challenging and realistic novel dataset for evaluating 6-DOF object tracking algorithms. Existing datasets show serious limitations---notably, unrealistic synthetic data, or real data with large fiducial markers---preventing…

Computer Vision and Pattern Recognition · Computer Science 2018-09-10 Mathieu Garon , Denis Laurendeau , Jean-François Lalonde