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We analyze the observability of motion estimates from the fusion of visual and inertial sensors. Because the model contains unknown parameters, such as sensor biases, the problem is usually cast as a mixed identification/filtering, and the…

Robotics · Computer Science 2015-04-28 Joshua Hernandez , Konstantine Tsotsos , Stefano Soatto

While recent years have witnessed astonishing improvements in visual tracking robustness, the advancements in tracking accuracy have been limited. As the focus has been directed towards the development of powerful classifiers, the problem…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Martin Danelljan , Goutam Bhat , Fahad Shahbaz Khan , Michael Felsberg

Visual object tracking is the problem of predicting a target object's state in a video. Generally, bounding-boxes have been used to represent states, and a surge of effort has been spent by the community to produce efficient causal…

Computer Vision and Pattern Recognition · Computer Science 2021-02-02 Matteo Dunnhofer , Niki Martinel , Christian Micheloni

Object detection models perform well at localizing and classifying objects that they are shown during training. However, due to the difficulty and cost associated with creating and annotating detection datasets, trained models detect a…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Ayush Jaiswal , Yue Wu , Pradeep Natarajan , Premkumar Natarajan

3D motion tracking is a critical task in many computer vision applications. Existing 3D motion tracking techniques require either a great amount of knowledge on the target object or specific hardware. These requirements discourage the wide…

Computer Vision and Pattern Recognition · Computer Science 2011-11-21 Luis Quesada , Alejandro J. León

Navigation and exploration within unknown environments are typical examples in which simultaneous localization and mapping (SLAM) algorithms are applied. When mobile agents deploy only range sensors without bearing information, the agents…

Systems and Control · Electrical Eng. & Systems 2023-07-10 Matteo Marcantoni , Bayu Jayawardhana , Kerstin Bunte

3D object detection is one of the most important tasks for the perception systems of autonomous vehicles. With the significant success in the field of 2D object detection, several monocular image based 3D object detection algorithms have…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Zhou Lingtao , Fang Jiaojiao , Liu Guizhong

Existing detection methods commonly use a parameterized bounding box (BBox) to model and detect (horizontal) objects and an additional rotation angle parameter is used for rotated objects. We argue that such a mechanism has fundamental…

Computer Vision and Pattern Recognition · Computer Science 2022-09-23 Xue Yang , Gefan Zhang , Xiaojiang Yang , Yue Zhou , Wentao Wang , Jin Tang , Tao He , Junchi Yan

Benefiting from the great success of deep learning in computer vision, CNN-based object detection methods have drawn significant attentions. Various frameworks have been proposed which show awesome and robust performance for a large range…

Computer Vision and Pattern Recognition · Computer Science 2019-03-15 Yongliang Chen

In the field of remote sensing, we often utilize oriented bounding boxes (OBB) to bound the objects. This approach significantly reduces the overlap among dense detection boxes and minimizes the inclusion of background content within the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Jianghu Shen , Xiaojun Wu

This paper investigates cooperative estimation of 3D target object motion for visual sensor networks. In particular, we consider the situation where multiple smart vision cameras see a group of target objects. The objective here is to meet…

Systems and Control · Computer Science 2011-07-28 Takeshi Hatanaka , Masayuki Fujita

Center-aligned regression remains dominant in LiDAR-based 3D object detection, yet it suffers from fundamental instability: object centers often fall in sparse or empty regions of the bird's-eye-view (BEV) due to the front-surface-biased…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Qinghao Meng , Junbo Yin , Jianbing Shen , Yunde Jia

Wide-range and fine-grained vehicle detection plays a critical role in enabling active safety features in intelligent driving systems. However, existing vehicle detection methods based on rectangular bounding boxes (BBox) often struggle…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Zhupeng Ye , Yinqi Li , Zejian Yuan

Most existing trackers are based on using a classifier and multi-scale estimation to estimate the target state. Consequently, and as expected, trackers have become more stable while tracking accuracy has stagnated. While trackers adopt a…

Computer Vision and Pattern Recognition · Computer Science 2022-01-21 Di Yuan , Xiu Shu , Nana Fan , Xiaojun Chang , Qiao Liu , Zhenyu He

This work aims to design an optimization-based controller for a discrete-time Dubins vehicle to approach a target with unknown position as fast as possible by only using bearing measurements. To this end, we propose a bi-objective…

Systems and Control · Electrical Eng. & Systems 2019-08-02 Zhuo Li , Keyou You , Shiji Song , Anke Xue

The objective of augmented reality (AR) is to add digital content to natural images and videos to create an interactive experience between the user and the environment. Scene analysis and object recognition play a crucial role in AR, as…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Vladislav Li , Barbara Villarini , Jean-Christophe Nebel , Thomas Lagkas , Panagiotis Sarigiannidis , Vasileios Argyriou

As an important component of the detector localization branch, bounding box regression loss plays a significant role in object detection tasks. The existing bounding box regression methods usually consider the geometric relationship between…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Hao Zhang , Shuaijie Zhang

Despite the success of vision-based dynamics prediction models, which predict object states by utilizing RGB images and simple object descriptions, they were challenged by environment misalignments. Although the literature has demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Jiageng Zhu , Hanchen Xie , Jiazhi Li , Mahyar Khayatkhoei , Wael AbdAlmageed

Current object detection frameworks mainly rely on bounding box regression to localize objects. Despite the remarkable progress in recent years, the precision of bounding box regression remains unsatisfactory, hence limiting performance in…

Computer Vision and Pattern Recognition · Computer Science 2020-08-27 Jiaqi Wang , Wenwei Zhang , Yuhang Cao , Kai Chen , Jiangmiao Pang , Tao Gong , Jianping Shi , Chen Change Loy , Dahua Lin

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