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Thermal images model the long-infrared range of the electromagnetic spectrum and provide meaningful information even when there is no visible illumination. Yet, unlike imagery that represents radiation from the visible continuum, infrared…

图像与视频处理 · 电气工程与系统科学 2021-08-03 Nolan B. Gutierrez , William J. Beksi

We introduce a novel method for odometry estimation using convolutional neural networks from 3D LiDAR scans. The original sparse data are encoded into 2D matrices for the training of proposed networks and for the prediction. Our networks…

机器人学 · 计算机科学 2017-12-19 Martin Velas , Michal Spanel , Michal Hradis , Adam Herout

Visible images have been widely used for motion estimation. Thermal images, in contrast, are more challenging to be used in motion estimation since they typically have lower resolution, less texture, and more noise. In this paper, a novel…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Weichen Dai , Yu Zhang , Shenzhou Chen , Donglei Sun , Da Kong

We apply convolutional neural networks (CNN) to the problem of image orientation detection in the context of determining the correct orientation (from 0, 90, 180, and 270 degrees) of a consumer photo. The problem is especially important for…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Ujash Joshi , Michael Guerzhoy

Robust 3D object detection in extreme weather and illumination conditions is a challenging task. While radars and thermal cameras are known for their resilience to these conditions, few studies have been conducted on radar-thermal fusion…

计算机视觉与模式识别 · 计算机科学 2023-09-13 Qiao Yan , Yihan Wang

With an ever-widening domain of aerial robotic applications, including many mission critical tasks such as disaster response operations, search and rescue missions and infrastructure inspections taking place in GPS-denied environments, the…

机器人学 · 计算机科学 2019-07-02 Shehryar Khattak , Christos Papachristos , Kostas Alexis

Visual odometry techniques typically rely on feature extraction from a sequence of images and subsequent computation of optical flow. This point-to-point correspondence between two consecutive frames can be costly to compute and suffers…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Chenqi Zhu , Levi Burner , Yiannis Aloimonos

Rapid advances in deep learning for computer vision have driven the adoption of RGB camera-based adaptive traffic light systems to improve traffic safety and pedestrian comfort. However, these systems often overlook the needs of people with…

计算机视觉与模式识别 · 计算机科学 2025-05-15 Xiao Ni , Carsten Kuehnel , Xiaoyi Jiang

Visual odometry shows excellent performance in a wide range of environments. However, in visually-denied scenarios (e.g. heavy smoke or darkness), pose estimates degrade or even fail. Thermal cameras are commonly used for perception and…

This work builds on the previous introduction [1] of a coupled experimental-computational system devised to fully characterize the thermal behavior of complex 3D submicron electronic devices. The new system replaces the laser-based surface…

材料科学 · 物理学 2007-09-13 Peter E. Raad , Pavel L. Komarov , M. Burzo

In recent years, Neural Radiance Fields (NeRFs) have demonstrated significant potential in encoding highly-detailed 3D geometry and environmental appearance, positioning themselves as a promising alternative to traditional explicit…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Tianxiang Ye , Qi Wu , Junyuan Deng , Guoqing Liu , Liu Liu , Songpengcheng Xia , Liang Pang , Wenxian Yu , Ling Pei

Wearable cameras are increasingly used as an observational and interventional tool for human behaviors by providing detailed visual data of hand-related activities. This data can be leveraged to facilitate memory recall for logging of…

计算机视觉与模式识别 · 计算机科学 2025-07-10 Soroush Shahi , Farzad Shahabi , Rama Nabulsi , Glenn Fernandes , Aggelos Katsaggelos , Nabil Alshurafa

A rotational modulator (RM) gamma-ray imager is capable of obtaining significantly better angular resolution than the fundamental geometric resolution defined by the ratio of detector diameter to mask-detector separation. An RM imager…

天体物理仪器与方法 · 物理学 2010-10-15 B. Budden , G. L. Case , M. L. Cherry

Modeling Neural Radiance Fields for fast-moving deformable objects from visual data alone is a challenging problem. A major issue arises due to the high deformation and low acquisition rates. To address this problem, we propose to use event…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Qi Ma , Danda Pani Paudel , Ajad Chhatkuli , Luc Van Gool

Conventional 2D Convolutional Neural Networks (CNN) extract features from an input image by applying linear filters. These filters compute the spatial coherence by weighting the photometric information on a fixed neighborhood without taking…

计算机视觉与模式识别 · 计算机科学 2020-09-24 Zongwei Wu , Guillaume Allibert , Christophe Stolz , Cedric Demonceaux

Onboard sensors, such as cameras and thermal sensors, have emerged as effective alternatives to Global Positioning System (GPS) for geo-localization in Unmanned Aerial Vehicle (UAV) navigation. Since GPS can suffer from signal loss and…

机器人学 · 计算机科学 2023-08-01 Jiuhong Xiao , Daniel Tortei , Eloy Roura , Giuseppe Loianno

Thermal imaging has a variety of applications, from agricultural monitoring to building inspection to imaging under poor visibility, such as in low light, fog, and rain. However, reconstructing thermal scenes in 3D presents several…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Yvette Y. Lin , Xin-Yi Pan , Sara Fridovich-Keil , Gordon Wetzstein

Event cameras, inspired by biological vision, are asynchronous sensors that detect changes in brightness, offering notable advantages in environments characterized by high-speed motion, low lighting, or wide dynamic range. These distinctive…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Jiaqiang Zhang , Xianjia Yu , Ha Sier , Haizhou Zhang , Tomi Westerlund

Multi-Object Tracking in thermal images is essential for surveillance systems, particularly in challenging environments where RGB cameras struggle due to low visibility or poor lighting conditions. Thermal sensors enhance recognition tasks…

计算机视觉与模式识别 · 计算机科学 2025-07-04 Duong Nguyen-Ngoc Tran , Long Hoang Pham , Chi Dai Tran , Quoc Pham-Nam Ho , Huy-Hung Nguyen , Jae Wook Jeon

Due to their affordable, low mass, and small dimensions, uncooled microbolometer-based thermal focal plane arrays (UC-FPAs) are useful for long-wave infrared (LWIR)imaging applications. However, in outdoor conditions typical in agricultural…

图像与视频处理 · 电气工程与系统科学 2025-03-05 Peretz Yafin , Nir Sochen , Iftach Klapp