English
Related papers

Related papers: Zebrafish Counting Using Event Stream Data

200 papers

A laser Doppler imaging scheme combined to an upright microscope is proposed. Quantitative Doppler imaging in both velocity norm and direction, as well as amplitude contrast of either zebrafish flesh or vasculature is demonstrated.

Optics · Physics 2015-01-08 Nicolas Verrier , Daniel Alexandre , Pascal Picart , Michel Gross

Zebrafish are a common model organism used to identify new disease therapeutics. High-throughput drug screens can be performed on larval zebrafish in multi-well plates by observing changes in behaviour following a treatment. Analysis of…

Quantitative Methods · Quantitative Biology 2022-11-09 Christopher Fusco , Angel Allen

Event cameras offer high temporal resolution and power efficiency, making them well-suited for edge AI applications. However, their high event rates present challenges for data transmission and processing. Subsampling methods provide a…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Hesam Araghi , Jan van Gemert , Nergis Tomen

Aquaculture is expected to account for two-thirds of global fish consumption by 2030, highlighting the need for sustainable and efficient practices. Feeding is crucial to aquaculture success, influenced by factors like fish size,…

Quantitative Methods · Quantitative Biology 2024-10-07 Dimitra Georgopoulou , Charalabos Vouidaskis , Nikos Papandroulakis

We extend the concept of optical flow to a dynamic non-Euclidean setting. Optical flow is traditionally computed from a sequence of flat images. It is the purpose of this paper to introduce variational motion estimation for images that are…

Optimization and Control · Mathematics 2013-05-22 Clemens Kirisits , Lukas F. Lang , Otmar Scherzer

Artificial fish swarm algorithm (AFSA) is one of the swarm intelligence optimization algorithms that works based on population and stochastic search. In order to achieve acceptable result, there are many parameters needs to be adjusted in…

Artificial Intelligence · Computer Science 2014-06-04 Reza Azizi

Semmelhack et al. (2014) have achieved high classification accuracy in distinguishing swim bouts of zebrafish using a Support Vector Machine (SVM). Convolutional Neural Networks (CNNs) have reached superior performance in various image…

Computer Vision and Pattern Recognition · Computer Science 2019-12-23 Bennet Breier , Arno Onken

Pig counting is a crucial task for large-scale pig farming, which is usually completed by human visually. But this process is very time-consuming and error-prone. Few studies in literature developed automated pig counting method. Existing…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Guang Chen , Shiwen Shen , Longyin Wen , Si Luo , Liefeng Bo

Visual analysis of complex fish habitats is an important step towards sustainable fisheries for human consumption and environmental protection. Deep Learning methods have shown great promise for scene analysis when trained on large-scale…

Computer Vision and Pattern Recognition · Computer Science 2020-08-31 Alzayat Saleh , Issam H. Laradji , Dmitry A. Konovalov , Michael Bradley , David Vazquez , Marcus Sheaves

Identifying individual salmon can be very beneficial for the aquaculture industry as it enables monitoring and analyzing fish behavior and welfare. For aquaculture researchers identifying individual salmon is imperative to their research.…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Bjørn Magnus Mathisen , Kerstin Bach , Espen Meidell , Håkon Måløy , Edvard Schreiner Sjøblom

Microorganisms such as bacteria and fungi play essential roles in many application fields, like biotechnique, medical technique and industrial domain. Microorganism counting techniques are crucial in microorganism analysis, helping…

Image and Video Processing · Electrical Eng. & Systems 2021-09-30 Jiawei Zhang , Chen Li , Md Mamunur Rahaman , Yudong Yao , Pingli Ma , Jinghua Zhang , Xin Zhao , Tao Jiang , Marcin Grzegorzek

We extend the concept of optical flow with spatiotemporal regularisation to a dynamic non-Euclidean setting. Optical flow is traditionally computed from a sequence of flat images. The purpose of this paper is to introduce variational motion…

Optimization and Control · Mathematics 2014-06-26 Clemens Kirisits , Lukas F. Lang , Otmar Scherzer

Technological advances in underwater video recording are opening novel opportunities for monitoring wild fish. However, extracting data from videos is often challenging. Nevertheless, it has been recently demonstrated that accurate and…

Event cameras are novel bio-inspired sensors that offer advantages over traditional cameras (low latency, high dynamic range, low power, etc.). Optical flow estimation methods that work on packets of events trade off speed for accuracy,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Shintaro Shiba , Yoshimitsu Aoki , Guillermo Gallego

Zebrafish are an ideal system to study the effect(s) of chemical, genetic, and environmental perturbations on development due to their high fecundity and fast growth. Recently, single cell sequencing has emerged as a powerful tool to…

Zebrafish pretectal neurons exhibit specificities for large-field optic flow patterns associated with rotatory or translatory body motion. We investigate the hypothesis that these specificities reflect the input statistics of natural optic…

Neurons and Cognition · Quantitative Biology 2018-10-10 Gerrit A. Ecke , Fabian A. Mikulasch , Sebastian A. Bruijns , Thede Witschel , Aristides B. Arrenberg , Hanspeter A. Mallot

This paper proposes a novel approach for crowd counting in low to high density scenarios in static images. Current approaches cannot handle huge crowd diversity well and thus perform poorly in extreme cases, where the crowd density in…

Computer Vision and Pattern Recognition · Computer Science 2020-02-28 Usman Sajid , Hasan Sajid , Hongcheng Wang , Guanghui Wang

As the use of neuromorphic, event-based vision sensors expands, the need for compression of their output streams has increased. While their operational principle ensures event streams are spatially sparse, the high temporal resolution of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Daniel C. Stumpp , Himanshu Akolkar , Alan D. George , Ryad Benosman

Flexible metadata pipelines are crucial for supporting the FAIR data principles. Despite this need, researchers seldom report their approaches for identifying metadata standards and protocols that support optimal flexibility. This paper…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Dom Jebbia , Xiaojun Wang , Yasin Bakis , Henry L. Bart , Jane Greenberg

Controlling fish feeding machine is challenging problem because experienced fishermen can adequately control based on assumption. To build robust method for reasonable application, we propose automatic controlling fish feeding machine based…

Computer Vision and Pattern Recognition · Computer Science 2022-08-16 Hilmil Pradana , Keiichi Horio