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Our work targets automated analysis to quantify the growth dynamics of a population of bacilliform bacteria. We propose an innovative approach to frame-sequence tracking of deformable-cell motion by the automated minimization of a new,…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Sorena Sarmadi , James J. Winkle , Razan N. Alnahhas , Matthew R. Bennett , Krešimir Josić , Andreas Mang , Robert Azencott

Visual object counting is a fundamental computer vision task underpinning numerous real-world applications, from cell counting in biomedicine to traffic and wildlife monitoring. However, existing methods struggle to handle the challenge of…

计算机视觉与模式识别 · 计算机科学 2025-07-31 Corentin Dumery , Noa Etté , Aoxiang Fan , Ren Li , Jingyi Xu , Hieu Le , Pascal Fua

Counting objects is a fundamental but challenging problem. In this paper, we propose diffusion-based, geometry-free, and learning-free methodologies to count the number of objects in images. The main idea is to represent each object by a…

计算机视觉与模式识别 · 计算机科学 2022-11-08 Mengyi Tang , Maryam Yashtini , Sung Ha Kang

During the development of vaccines, bacterial colony forming units (CFUs) are counted in order to quantify the yield in the fermentation process. This manual task is time-consuming and error-prone. In this work we test multiple segmentation…

计算机视觉与模式识别 · 计算机科学 2020-09-03 Thomas Beznik , Paul Smyth , Gaël de Lannoy , John A. Lee

Increasing emphasis on data and quantitative methods in the biomedical sciences is making biological research more computational. Collecting, curating, processing, and analysing large genomic and imaging data sets poses major computational…

The need to count and localize repeating objects in an image arises in different scenarios, such as biological microscopy studies, production lines inspection, and surveillance recordings analysis. The use of supervised Convoutional Neural…

计算机视觉与模式识别 · 计算机科学 2021-11-17 Inbar Huberman-Spiegelglas , Raanan Fattal

Summary: Cell population plots are visualizations showing cell population distributions in biological samples with single-cell data, traditionally shown with stacked bar charts. Here, we address issues with this approach, particularly its…

人机交互 · 计算机科学 2025-10-13 Thomas C. Smits , Nikolay Akhmetov , Tiffany S. Liaw , Mark S. Keller , Eric Mörth , Nils Gehlenborg

The volume of data generated by modern astronomical telescopes is extremely large and rapidly growing. However, current high-performance data processing architectures/frameworks are not well suited for astronomers because of their…

天体物理仪器与方法 · 物理学 2017-01-25 Shoulin Wei , Feng Wang , Hui Deng , Cuiyin Liu , Wei Dai , Bo Liang , Ying Mei , Congming Shi , Yingbo Liu , Jingping Wu

In today's world of big data, computational analysis has become a key driver of biomedical research. Recent exponential growth in the volume of available omics data has reshaped the landscape of contemporary biology, creating demand for a…

As the population of world is increasing, and even more concentrated in urban areas, ensuring public safety is becoming a taunting job for security personnel and crowd managers. Mass events like sports, festivals, concerts, political…

计算机视觉与模式识别 · 计算机科学 2017-09-08 Sultan Daud Khan , Muhammad Saqib , Michael Blumenstein

Cell counting in microscopy images is vital in medicine and biology but extremely tedious and time-consuming to perform manually. While automated methods have advanced in recent years, state-of-the-art approaches tend to increasingly…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Zixuan Zheng , Yilei Shi , Chunlei Li , Jingliang Hu , Xiao Xiang Zhu , Lichao Mou

Recurrent neural networks are powerful tools for handling incomplete data problems in computer vision, thanks to their significant generative capabilities. However, the computational demand for these algorithms is too high to work in real…

计算机视觉与模式识别 · 计算机科学 2015-05-07 Ozgur Yilmaz

We study the problem of organizing a collection of objects - images, videos - into clusters, using crowdsourcing. This problem is notoriously hard for computers to do automatically, and even with crowd workers, is challenging to…

数据库 · 计算机科学 2016-01-12 Ayush Jain , Joon Young Seo , Karan Goel , Andrew Kuznetsov , Aditya Parameswaran , Hari Sundaram

Occlusion is one of the fundamental challenges in crowd counting. In the community, various data-driven approaches have been developed to address this issue, yet their effectiveness is limited. This is mainly because most existing crowd…

计算机视觉与模式识别 · 计算机科学 2025-11-26 Runling Long , Yunlong Wang , Jia Wan , Xiang Deng , Xinting Zhu , Weili Guan , Antoni B. Chan , Liqiang Nie

In microbial studies, samples are often treated under different experimental conditions and then tested for microbial survival. A technique, dating back to the 1880's, consists of diluting the samples several times and incubating each…

应用统计 · 统计学 2020-03-23 J Andrés Christen , Al Parker

Accurately estimating the number of objects in a single image is a challenging yet meaningful task and has been applied in many applications such as urban planning and public safety. In the various object counting tasks, crowd counting is…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Guangshuai Gao , Junyu Gao , Qingjie Liu , Qi Wang , Yunhong Wang

Cyclic cellular automata (CCA) are models of excitable media. Started from random initial conditions, they produce several different kinds of spatial structure, depending on their control parameters. We introduce new tools from information…

适应与自组织系统 · 物理学 2007-05-23 Cosma Rohilla Shalizi , Kristina Lisa Shalizi

Blood clotting involves the coupled processes of platelet aggregation and coagulation. Simulating clotting under flow in complex geometries is challenging due to multiple temporal and spatial scales and high computational cost. clotFoam is…

流体动力学 · 物理学 2023-08-07 David Montgomery , Federico Municchi , Karin Leiderman

Over the past 30 years, the cell-centred finite volume method has developed to become a viable alternative to the finite element method in the field of computational solid mechanics. The current article presents an open-source toolbox for…

数值分析 · 数学 2018-09-05 P. Cardiff , A. Karač , P. De Jaeger , H. Jasak , J. Nagy , A. Ivanković , Ž. Tuković

Cells count become a challenging problem when the cells move in a continuous stream, and their boundaries are difficult for visual detection. To resolve this problem we modified the training and decision making processes using curriculum…

计算机视觉与模式识别 · 计算机科学 2024-04-17 Danil Afonchikov , Elena Kornaeva , Irina Makovik , Alexey Kornaev