English
Related papers

Related papers: Applying and testing a novel method to estimate an…

200 papers

Complex motion patterns of natural systems, such as fish schools, bird flocks, and cell groups, have attracted great attention from scientists for years. Trajectory measurement of individuals is vital for quantitative and high-throughput…

Computer Vision and Pattern Recognition · Computer Science 2019-02-05 Hui Li , Ye Liu , Yan Qiu Chen

Stop location detection, within human mobility studies, has an impacts in multiple fields including urban planning, transport network design, epidemiological modeling, and socio-economic segregation analysis. However, it remains a…

Machine Learning · Computer Science 2024-07-17 Margherita Bertè , Rashid Ibrahimli , Lars Koopmans , Pablo Valgañón , Nicola Zomer , Davide Colombi

Age estimation from images can be used in many practical scenes. Most of the previous works targeted on the estimation from images in which only one face exists. Also, most of the open datasets for age estimation contain images like that.…

Computer Vision and Pattern Recognition · Computer Science 2021-02-22 Masakazu Yoshimura , Satoshi Ogata

A suite of statistical methods are used to study animal movement. Most of these methods treat animal telemetry data in one of three ways: as discrete processes, as continuous processes, or as point processes. We briefly review each of these…

Methodology · Statistics 2019-12-20 Mevin B. Hooten , Xinyi Lu , Martha J. Garlick , James A. Powell

We are losing biodiversity at an unprecedented scale and in many cases, we do not even know the basic data for the species. Traditional methods for wildlife monitoring are inadequate. Development of new computer vision tools enables the use…

Machine Learning · Computer Science 2019-08-08 Matteo Foglio , Lorenzo Semeria , Guido Muscioni , Riccardo Pressiani , Tanya Berger-Wolf

Many animals emit vocal sounds which, independently from the sounds' function, embed some individually-distinctive signature. Thus the automatic recognition of individuals by sound is a potentially powerful tool for zoology and ecology…

Sound · Computer Science 2018-10-23 Dan Stowell , Tereza Petrusková , Martin Šálek , Pavel Linhart

Animals such as insects have provided a rich source of inspiration for designing robots. For example, animals navigate to goals via efficient coordination of individual motor actions, and demonstrate natural solutions to problems also faced…

Quantitative Methods · Quantitative Biology 2020-02-28 T. Thang Vo-Doan , Andrew D. Straw

Multi-view crowd counting has been previously proposed to utilize multi-cameras to extend the field-of-view of a single camera, capturing more people in the scene, and improve counting performance for occluded people or those in low…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Qi Zhang , Wei Lin , Antoni B. Chan

Recognizing individual animals over time is central to many ecological and conservation questions, including estimating abundance, survival, movement, and social structure. Recent advances in automated identification from images and even…

Advances in field techniques have lead to an increase in spatially-referenced capture-recapture data to estimate a species' population size as well as other demographic parameters and patterns of space usage. Statistical models for these…

Applications · Statistics 2014-05-09 Brian J. Reich , Beth Gardner

Enabled by large annotated datasets, tracking and segmentation of objects in videos has made remarkable progress in recent years. Despite these advancements, algorithms still struggle under degraded conditions and during fast movements.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Friedhelm Hamann , Hanxiong Li , Paul Mieske , Lars Lewejohann , Guillermo Gallego

Adaptive track initiation remains a crucial component of many modern multi-target tracking systems. For labeled random finite sets multi-object filters, prior work has been established to construct a labeled multi-object birth density using…

Signal Processing · Electrical Eng. & Systems 2025-06-23 Jennifer Bondarchuk , Anthony Trezza , Donald J. Bucci

To quantify how well theoretical predictions of structural ensembles agree with experimental measurements, we depend on the accuracy of forward models. These models are computational frameworks that generate observable quantities from…

Biological Physics · Physics 2025-11-04 Robert M. Raddi , Tim Marshall , Vincent A. Voelz

Commonly used human motion capture systems require intrusive attachment of markers that are visually tracked with multiple cameras. In this work we present an efficient and inexpensive solution to markerless motion capture using only a few…

Computer Vision and Pattern Recognition · Computer Science 2016-05-27 Alireza Shafaei , James J. Little

There exist a wide range of single number metrics for assessing performance of classification algorithms, including AUC and the F1-score (Wikipedia lists 17 such metrics, with 27 different names). In this article, I propose a new metric to…

Machine Learning · Computer Science 2023-11-21 David J. T. Sumpter

In population dynamics, mathematical models often contain too many parameters to be easily testable. A way to reliably estimate parameters for a broad range of systems would help us obtain clearer predictions from theory. In this paper, we…

Biological Physics · Physics 2019-05-08 Andreas Eilersen , Kim Sneppen

People detection methods are highly sensitive to the perpetual occlusions among the targets. As multi-camera set-ups become more frequently encountered, joint exploitation of the across views information would allow for improved detection…

Computer Vision and Pattern Recognition · Computer Science 2017-07-31 Tatjana Chavdarova , Pierre Baqué , Stéphane Bouquet , Andrii Maksai , Cijo Jose , Louis Lettry , Pascal Fua , Luc Van Gool , François Fleuret

Motion capture using sparse inertial sensors has shown great promise due to its portability and lack of occlusion issues compared to camera-based tracking. Existing approaches typically assume that IMU sensors are tightly attached to the…

Graphics · Computer Science 2025-08-14 Andela Ilic , Jiaxi Jiang , Paul Streli , Xintong Liu , Christian Holz

Estimating the density of a continuous random variable X has been studied extensively in statistics, in the setting where n independent observations of X are given a priori and one wishes to estimate the density from that. Popular methods…

Computation · Statistics 2021-09-09 Pierre L'Ecuyer , Florian Puchhammer

Existing marker-less motion capture methods often assume known backgrounds, static cameras, and sequence specific motion priors, which narrows its application scenarios. Here we propose a fully automatic method that given multi-view video,…

Computer Vision and Pattern Recognition · Computer Science 2018-05-01 Yinghao Huang , Federica Bogo , Christoph Lassner , Angjoo Kanazawa , Peter V. Gehler , Ijaz Akhter , Michael J. Black