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200 papers

Visual localization is the problem of estimating the position and orientation from which a given image (or a sequence of images) is taken in a known scene. It is an important part of a wide range of computer vision and robotics…

Computer Vision and Pattern Recognition · Computer Science 2021-09-13 Ara Jafarzadeh , Manuel Lopez Antequera , Pau Gargallo , Yubin Kuang , Carl Toft , Fredrik Kahl , Torsten Sattler

Animal habitat surveys play a critical role in preserving the biodiversity of the land. One of the effective ways to gain insights into animal habitats involves identifying animal footprints, which offers valuable information about species…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Risa Shinoda , Kaede Shiohara

We investigate research challenges and opportunities for visualization in motion during outdoor physical activities via an initial corpus of real-world recordings that pair egocentric video, biometrics, and think-aloud observations. With…

Human-Computer Interaction · Computer Science 2024-09-11 Ahmed Elshabasi , Lijie Yao , Petra Isenberg , Charles Perin , Wesley Willett

Increasing demand for meat products combined with farm labor shortages has resulted in a need to develop new real-time solutions to monitor animals effectively. Significant progress has been made in continuously locating individual pigs…

Event cameras provide a number of benefits over traditional cameras, such as the ability to track incredibly fast motions, high dynamic range, and low power consumption. However, their application into computer vision problems, many of…

Computer Vision and Pattern Recognition · Computer Science 2019-12-20 Alex Zihao Zhu , Ziyun Wang , Kaung Khant , Kostas Daniilidis

Semantic segmentation of land cover classes is fundamental for agricultural and economic development work, from sustainable forestry to urban planning, yet existing training datasets have significant limitations. To generate an open and…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Yoni Nachmany , Hamed Alemohammad

This paper presents two novel approaches for people counting in crowded and open environments that combine the information gathered by multiple views. Multiple camera are used to expand the field of view as well as to mitigate the problem…

Computer Vision and Pattern Recognition · Computer Science 2017-05-09 Fabio Dittrich , Luiz E. S. de Oliveira , Alceu S. Britto , Alessandro L. Koerich

Understanding how biological communities respond to environmental changes is a key challenge in ecology and ecosystem management. The apparent decline of insect populations necessitates more biomonitoring but the time-consuming sorting and…

Photo-trapping cameras are widely employed for wildlife monitoring. Those cameras take photographs when motion is detected to capture images where animals appear. A significant portion of these images are empty - no wildlife appears in the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-25 David de la Rosa , Antonio J Rivera , María J del Jesus , Francisco Charte

A complete overview of the surrounding vehicle environment is important for driver assistance systems and highly autonomous driving. Fusing results of multiple sensor types like camera, radar and lidar is crucial for increasing the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-04 Markus Horn , Ole Schumann , Markus Hahn , Jürgen Dickmann , Klaus Dietmayer

Advances in GPS telemetry technology have enabled analysis of animal movement in open areas. Ecologists today are utilizing modern analytic tools to study animal behaviors from large quantity of GPS coordinates. Analytic tools with…

Human-Computer Interaction · Computer Science 2020-01-31 Wei Li , Mathias Funk , Jasper Eikelboom , Aarnout Brombacher

This work addresses the problem of camera elevation estimation from a single photograph in an outdoor environment. We introduce a new benchmark dataset of one-hundred thousand images with annotated camera elevation called Alps100K. We…

Computer Vision and Pattern Recognition · Computer Science 2016-07-13 Martin Cadik , Jan Vasicek , Michal Hradis , Filip Radenovic , Ondrej Chum

Humans are able to categorize images very efficiently, in particular to detect the presence of an animal very quickly. Recently, deep learning algorithms based on convolutional neural networks (CNNs) have achieved higher than human accuracy…

Neurons and Cognition · Quantitative Biology 2023-06-01 Jean-Nicolas Jérémie , Laurent U Perrinet

Wildlife monitoring is crucial for studying biodiversity loss and climate change. Camera trap images provide a non-intrusive method for analyzing animal populations and identifying ecological patterns over time. However, manual analysis is…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Julian D. Santamaria , Claudia Isaza , Jhony H. Giraldo

Mark-and-Recapture is a methodology from Population Biology to estimate the number of a species without counting every individual. This is done by multiple samplings of the species using traps and discounting the instances that were caught…

Digital Libraries · Computer Science 2015-03-24 Chuan Wen Loe , Henrik Jeldtoft Jensen

Multi-camera tracking systems are gaining popularity in applications that demand high-quality tracking results, such as frictionless checkout because monocular multi-object tracking (MOT) systems often fail in cluttered and crowded…

Computer Vision and Pattern Recognition · Computer Science 2021-12-01 Xiaotian Han , Quanzeng You , Chunyu Wang , Zhizheng Zhang , Peng Chu , Houdong Hu , Jiang Wang , Zicheng Liu

Plot images are essential for ecological studies, enabling standardized sampling, biodiversity assessment, long-term monitoring and remote, large-scale surveys. Plot images are typically fifty centimetres or one square meter in size, and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Herve Goeau , Vincent Espitalier , Pierre Bonnet , Alexis Joly

The ability to associate touch with sight is essential for tasks that require physically interacting with objects in the world. We propose a dataset with paired visual and tactile data called Touch and Go, in which human data collectors…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Fengyu Yang , Chenyang Ma , Jiacheng Zhang , Jing Zhu , Wenzhen Yuan , Andrew Owens

Person re-identification is the task of recognizing or identifying a person across multiple views in multi-camera networks. Although there has been much progress in person re-identification, person re-identification in large-scale…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Yeong-Jun Cho , Su-A Kim , Jae-Han Park , Kyuewang Lee , Kuk-Jin Yoon

During the investigation of criminal activity when evidence is available, the issue at hand is determining the credibility of the video and ascertaining that the video is real. Today, one way to authenticate the footage is to identify the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Akash Nagaraj , Mukund Sood , Vivek Kapoor , Yash Mathur , Bishesh Sinha