English
Related papers

Related papers: Trajectory Approximation of Video Based on Phase C…

200 papers

Video surveillance is a well researched area of study with substantial work done in the aspects of object detection, tracking and behavior analysis. With the abundance of video data captured over a long period of time, we can understand…

Computer Vision and Pattern Recognition · Computer Science 2017-12-21 Huai-Qian Khor , John See

$ $Visual place recognition is challenging, especially when only a few place exemplars are given. To mitigate the challenge, we consider place recognition method using omnidirectional cameras and propose a novel Omnidirectional…

Computer Vision and Pattern Recognition · Computer Science 2018-03-13 Tsun-Hsuan Wang , Hung-Jui Huang , Juan-Ting Lin , Chan-Wei Hu , Kuo-Hao Zeng , Min Sun

Optical colonoscopy is an essential diagnostic and prognostic tool for many gastrointestinal diseases, including cancer screening and staging, intestinal bleeding, diarrhea, abdominal symptom evaluation, and inflammatory bowel disease…

Computer Vision and Pattern Recognition · Computer Science 2021-12-10 Heming Yao , Ryan W. Stidham , Zijun Gao , Jonathan Gryak , Kayvan Najarian

Trajectory forecasting is critical for autonomous platforms to make safe planning and actions. Currently, most trajectory forecasting methods assume that object trajectories have been extracted and directly develop trajectory predictors…

Computer Vision and Pattern Recognition · Computer Science 2022-02-11 Pu Zhang , Lei Bai , Jianru Xue , Jianwu Fang , Nanning Zheng , Wanli Ouyang

The accurate reconstruction of dynamic scenes with neural radiance fields is significantly dependent on the estimation of camera poses. Widely used structure-from-motion pipelines encounter difficulties in accurately tracking the camera…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Nicolas Schischka , Hannah Schieber , Mert Asim Karaoglu , Melih Görgülü , Florian Grötzner , Alexander Ladikos , Daniel Roth , Nassir Navab , Benjamin Busam

Tracking the position and orientation of objects in space (i.e., in 6-DoF) in real time is a fundamental problem in robotics for environment interaction. It becomes more challenging when objects move at high-speed due to frame rate…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Zhichao Li , Arren Glover , Chiara Bartolozzi , Lorenzo Natale

Accurately calibrating light field camera is essential to its applications. Rapid progress has been made in this area in the past decades. In this paper, detailed analysis was first performed towards the state of the art projection models…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Dongyang Jin , Saiping Zhang , Xiao Huo , Wei Zhang , Fuzheng Yang

Detection of moving objects in videos is a crucial step towards successful surveillance and monitoring applications. A key component for such tasks is called background subtraction and tries to extract regions of interest from the image…

Computer Vision and Pattern Recognition · Computer Science 2017-10-30 Konstantinos Makantasis , Antonis Nikitakis , Anastasios Doulamis , Nikolaos Doulamis , Yannis Papaefstathiou

A novel approach to detect road surface anomalies by visual tracking of a preceding vehicle is proposed. The method is versatile, predicting any kind of road anomalies, such as potholes, bumps, debris, etc., unlike direct observation…

Computer Vision and Pattern Recognition · Computer Science 2025-05-08 Petr Jahoda , Jan Cech

The risk of unauthorized remote access of streaming video from networked cameras underlines the need for stronger privacy safeguards. We propose a lens-free coded aperture camera system for human action recognition that is…

Computer Vision and Pattern Recognition · Computer Science 2019-04-18 Zihao W. Wang , Vibhav Vineet , Francesco Pittaluga , Sudipta Sinha , Oliver Cossairt , Sing Bing Kang

Current optical flow and point-tracking methods rely heavily on synthetic datasets. Event cameras are novel vision sensors with advantages in challenging visual conditions, but state-of-the-art frame-based methods cannot be easily adapted…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Friedhelm Hamann , Ziyun Wang , Ioannis Asmanis , Kenneth Chaney , Guillermo Gallego , Kostas Daniilidis

Video anomaly detection is critical for public safety and security, yet remains highly challenging despite extensive research due to large variations in appearance, viewpoint, and scene dynamics. Among existing approaches, human pose-based…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Inpyo Song , Jangwon Lee

We propose a robust method for estimating road curb 3D parameters (size, location, orientation) using a calibrated monocular camera equipped with a fisheye lens. Automatic curb detection and localization is particularly important in the…

Computer Vision and Pattern Recognition · Computer Science 2020-03-02 Stanislav Panev , Francisco Vicente , Fernando De la Torre , Véronique Prinet

The Discriminative Correlation Filter (CF) uses a circulant convolution operation to provide several training samples for the design of a classifier that can distinguish the target from the background. The filter design may be interfered by…

Computer Vision and Pattern Recognition · Computer Science 2019-12-25 Fei Feng , Xiao-Jun Wu , Tianyang Xu , Josef Kittler , Xue-Feng Zhu

Feedforward reconstruction is crucial for autonomous driving applications, where rapid scene reconstruction enables efficient utilization of large-scale driving datasets in closed-loop simulation and other downstream tasks, eliminating the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-23 Zhongrui Yu , Zhao Wang , Yijia Xie , Yida Wang , Xueyang Zhang , Yifei Zhan , Kun Zhan

Estimating accurate camera poses, 3D scene geometry, and object motion from in-the-wild videos is a long-standing challenge for classical structure from motion pipelines due to the presence of dynamic objects. Recent learning-based methods…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Zhuoyuan Wu , Xurui Yang , Jiahui Huang , Yue Wang , Jun Gao

When driving, people make decisions based on current traffic as well as their desired route. They have a mental map of known routes and are often able to navigate without needing directions. Current self-driving models improve their…

Computer Vision and Pattern Recognition · Computer Science 2019-10-08 Iulia Paraicu , Marius Leordeanu

In this paper we propose a geometry-aware model for video object detection. Specifically, we consider the setting that cameras can be well approximated as static, e.g. in video surveillance scenarios, and scene pseudo depth maps can…

Computer Vision and Pattern Recognition · Computer Science 2019-09-10 Dan Xu , Weidi Xie , Andrew Zisserman

In this work, we propose a new head-tracking solution for human-machine real-time interaction with virtual 3D environments. This solution leverages RGBD data to compute virtual camera pose according to the movements of the user's head. The…

Computer Vision and Pattern Recognition · Computer Science 2021-10-28 Abdenour Amamra

In this paper we present a novel method for obstacle avoidance using the stereo camera. The conventional obstacle avoidance methods and their limitations are discussed. A new algorithm is developed for the real-time obstacle avoidance which…

Computer Vision and Pattern Recognition · Computer Science 2017-05-17 Akkas Uddin Haque , Ashkan Nejadpak