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Camera localization is a fundamental and key component of autonomous driving vehicles and mobile robots to localize themselves globally for further environment perception, path planning and motion control. Recently end-to-end approaches…

Computer Vision and Pattern Recognition · Computer Science 2020-05-14 Mi Tian , Qiong Nie , Hao Shen

Contextual information can have a substantial impact on the performance of visual tasks such as semantic segmentation, object detection, and geometric estimation. Data stored in Geographic Information Systems (GIS) offers a rich source of…

Computer Vision and Pattern Recognition · Computer Science 2016-02-22 Raúl Díaz , Minhaeng Lee , Jochen Schubert , Charless C. Fowlkes

360-degree images offer a significantly wider field of view compared to traditional pinhole cameras, enabling sparse sampling and dense 3D reconstruction in low-texture environments. This makes them crucial for applications in VR, AR, and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Zhongmiao Yan , Qi Wu , Songpengcheng Xia , Junyuan Deng , Xiang Mu , Renbiao Jin , Ling Pei

Thanks to its capability of acquiring full-view frames at multiple kilohertz, ultrafast ultrasound imaging unlocked the analysis of rapidly changing physical phenomena in the human body, with pioneering applications such as ultrasensitive…

Image and Video Processing · Electrical Eng. & Systems 2020-12-22 Dimitris Perdios , Manuel Vonlanthen , Florian Martinez , Marcel Arditi , Jean-Philippe Thiran

Building height retrieval from synthetic aperture radar (SAR) imagery is of great importance for urban applications, yet highly challenging owing to the complexity of SAR data. This paper addresses the issue of building height retrieval in…

Image and Video Processing · Electrical Eng. & Systems 2021-11-19 Yao Sun , Lichao Mou , Yuanyuan Wang , Sina Montazeri , Xiao Xiang Zhu

This paper presents a strategy to guide a mobile ground robot equipped with a camera or depth sensor, in order to autonomously map the visible part of a bounded three-dimensional structure. We describe motion planning algorithms that…

Robotics · Computer Science 2017-11-15 Manikandasriram Srinivasan Ramanagopal , André Phu-Van Nguyen , Jerome Le Ny

Buildings' segmentation is a fundamental task in the field of earth observation and aerial imagery analysis. Most existing deep learning-based methods in the literature can be applied to a fixed or narrow-range spatial resolution imagery.…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Hasan Nasrallah , Mustafa Shukor , Ali J. Ghandour

A continuous pathway from digital images acquired during a mechanical test to quantitative identification of a constitutive law is presented herein based on displacement field analysis. From images, displacement fields are directly…

Classical Physics · Physics 2007-12-27 François Hild , Stéphane Roux

Despite notable results on standard aerial datasets, current state-of-the-arts fail to produce accurate building footprints in dense areas due to challenging properties posed by these areas and limited data availability. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Vuong Nguyen , Anh Ho , Duc-Anh Vu , Nguyen Thi Ngoc Anh , Tran Ngoc Thang

Complex field imaging, which captures both the amplitude and phase information of input optical fields or objects, can offer rich structural insights into samples, such as their absorption and refractive index distributions. However,…

Optics · Physics 2024-05-30 Jingxi Li , Yuhang Li , Tianyi Gan , Che-Yung Shen , Mona Jarrahi , Aydogan Ozcan

We study the image-based geolocalization problem, aiming to localize ground-view query images on cartographic maps. Current methods often utilize cross-view localization techniques to match ground-view query images with 2D maps. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-11-06 Mengjie Zhou , Liu Liu , Yiran Zhong , Andrew Calway

This paper is part of a study whose goal is to show the effciency of using Bayes networks to carry out model based vision calculations. [Binford et al. 1987] Recognition proceeds by drawing up a network model from the object's geometric and…

Artificial Intelligence · Computer Science 2013-04-10 John Mark Agosta

This paper deals with motion capture of kinematic chains (e.g. human skeletons) from monocular image sequences taken by uncalibrated cameras. We present a method based on projecting an observation into a kinematic chain space (KCS). An…

Computer Vision and Pattern Recognition · Computer Science 2017-02-02 Bastian Wandt , Hanno Ackermann , Bodo Rosenhahn

State-of-the-art detection systems are generally evaluated on their ability to exhaustively retrieve objects densely distributed in the image, across a wide variety of appearances and semantic categories. Orthogonal to this, many real-life…

Computer Vision and Pattern Recognition · Computer Science 2020-04-28 Amelie Royer , Christoph H. Lampert

Faster rendering of synthetic images is a core problem in the field of computer graphics. Rendering algorithms, such as path-tracing is dependent on parameters like size of the image, number of light bounces, number of samples per pixel,…

Graphics · Computer Science 2023-06-29 Annada Prasad Behera , Subhankar Mishra

Differentiable physics is a powerful tool in computer vision and robotics for scene understanding and reasoning about interactions. Existing approaches have frequently been limited to objects with simple shape or shapes that are known in…

Computer Vision and Pattern Recognition · Computer Science 2022-01-11 Michael Strecke , Joerg Stueckler

This paper addresses the problem of vehicle-mounted camera localization by matching a ground-level image with an overhead-view satellite map. Existing methods often treat this problem as cross-view image retrieval, and use learned deep…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Yujiao Shi , Hongdong Li

In the application of computer-vision based displacement measurement, an optical target is usually required to prove the reference. In the case that the optical target cannot be attached to the measuring objective, edge detection, feature…

Computer Vision and Pattern Recognition · Computer Science 2021-12-13 Dachuan Shi , Eldar Sabanovic , Luca Rizzetto , Viktor Skrickij , Roberto Oliverio , Nadia Kaviani , Yunguang Ye , Gintautas Bureika , Stefano Ricci , Markus Hecht

Aerial image categorization plays an indispensable role in remote sensing and artificial intelligence. In this paper, we propose a new aerial image categorization framework, focusing on organizing the local patches of each aerial image into…

Computer Vision and Pattern Recognition · Computer Science 2016-11-04 Yuxin Hu , Luming Zhang

Recent advances in image acquisition and scene reconstruction have enabled the generation of high-quality structural urban scene geometry, given sufficient site information. However, current capture techniques often overlook the crucial…

Graphics · Computer Science 2025-09-29 Weidan Xiong , Bochuan Zeng , Ziyu Hu , Jianwei Guo , Ke Xie , Hui Huang