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Using functional magnetic resonance imaging (fMRI) and deep learning to explore functional brain networks (FBNs) has attracted many researchers. However, most of these studies are still based on the temporal correlation between the sources…

Neurons and Cognition · Quantitative Biology 2022-11-07 Yiheng Liu , Enjie Ge , Ning Qiang , Tianming Liu , Bao Ge

Laser Doppler holography was introduced as a full-field imaging technique to measure blood flow in the retina and choroid with an as yet unrivaled temporal resolution. We here investigate separating the different contributions to the power…

Medical Physics · Physics 2021-06-02 Léo Puyo , Michel Paques , Mathias Fink , José-Alain Sahel , Michael Atlan

Laser Doppler holography (LDH) is a full-field interferometric imaging technique recently applied in ophthalmology to measure blood flow, a parameter of high clinical interest. From the temporal fluctuations of digital holograms acquired at…

Image and Video Processing · Electrical Eng. & Systems 2020-05-13 Leo Puyo , Michel Paques , Michael Atlan

In the past ten years, with the help of deep learning, especially the rapid development of deep neural networks, medical image analysis has made remarkable progress. However, how to effectively use the relational information between various…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Zhihua Liu

For medical volume visualization, one of the most important tasks is to reveal clinically relevant details from the 3D scan (CT, MRI ...), e.g. the coronary arteries, without obscuring them with less significant parts. These volume datasets…

Artificial Intelligence · Computer Science 2009-06-12 Dženan Zukić , Andreas Elsner , Zikrija Avdagić , Gitta Domik

Functional ultrasound imaging (fUSI) is a cutting-edge technology that measures changes in cerebral blood volume (CBV) by detecting backscattered echoes from red blood cells moving within its field of view (FOV). It offers high…

Neurons and Cognition · Quantitative Biology 2025-08-20 Jared Deighton , Shan Zhong , Kofi Agyeman , Wooseong Choi , Charles Liu , Darrin Lee , Vasileios Maroulas , Vasileios Christopoulos

Accurate analysis and modeling of renal functions require a precise segmentation of the renal blood vessels. Micro-CT scans provide image data at higher resolutions, making more small vessels near the renal cortex visible. Although…

Image and Video Processing · Electrical Eng. & Systems 2023-05-29 Peidi Xu , Olga Sosnovtseva , Charlotte Mehlin Sørensen , Kenny Erleben , Sune Darkner

The fully automated and relatively accurate method of brain tissues segmentation on T2-weighted magnetic resonance perfusion images is proposed. Segmentation with this method provides a possibility to obtain perfusion region of interest on…

Image and Video Processing · Electrical Eng. & Systems 2024-05-15 S. M. Alkhimova , A. P. Krenevych

Accurate visualization of interventional devices, such as medical needles, is essential for the safe and effective guidance of minimally invasive procedures. Ultrasound (US) imaging is widely used for needle guidance, but the…

The random walker method for image segmentation is a popular tool for semi-automatic image segmentation, especially in the biomedical field. However, its linear asymptotic run time and memory requirements make application to 3D datasets of…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Dominik Drees , Florian Eilers , Xiaoyi Jiang

Characterizing blood vessels in digital images is important for the diagnosis of many types of diseases as well as for assisting current researches regarding vascular systems. The automated analysis of blood vessels typically requires the…

Image and Video Processing · Electrical Eng. & Systems 2023-01-12 Matheus V. da Silva , Julie Ouellette , Baptiste Lacoste , Cesar H. Comin

A lateral shear interferometer based digital holographic microscopy has been realized to study the morphology dynamics of Human red blood cells quantitatively. Here, a lateral shear interferometer is embedded with a conventional microscope…

Image and Video Processing · Electrical Eng. & Systems 2019-09-10 Shital Devinder , Ashish Lal , Tathagato Rai Dastidar , Satish Kumar Dubey

The automated analysis of microscopy images is a challenge in the context of single-cell tracking and quantification. This work has as goals the study of the performance of deep learning for segmenting microscopy images and the improvement…

Quantitative Methods · Quantitative Biology 2022-10-05 André O. Françani

Intravital microscopy is an essential tool that reveals behaviours of live cells under conditions close to natural physiological states. So far, although various approaches for imaging cells in vivo have been proposed, most require the use…

Biological Physics · Physics 2016-07-04 Kyoohyun Kim , Kibaek Choe , Inwon Park , Pilhan Kim , YongKeun Park

Ultrasound Localization Microscopy (ULM) has presented great potential in functional imaging, benefiting from its ability to reconstruct deep microvasculature. However, the hemodynamic reconstruction is compromised by sparsity in the ULM…

Image and Video Processing · Electrical Eng. & Systems 2026-05-27 Jipeng Yan , Oscar Bates , Jingwen Zhu , Qingyuan Tan , Biao Huang , John Goodwin , Andriy S. Kozlov , Chris Dunsby , Meng-Xing Tang

Blood vessel segmentation is a core task in medical image analysis for the care of vascular diseases and surgical planning, yet the challenges of providing expert vascular annotations pose a major obstacle for the progress of related deep…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Erin Rainville , Melissa Ananian , Tristan Mirolla , Hassan Rivaz , Yiming Xiao

Perivascular Spaces (PVS) are a recently recognised feature of Small Vessel Disease (SVD), also indicating neuroinflammation, and are an important part of the brain's circulation and glymphatic drainage system. Quantitative analysis of PVS…

Computer Vision and Pattern Recognition · Computer Science 2018-04-13 Lucia Ballerini , Ruggiero Lovreglio , Maria del C. Valdes-Hernandez , Joel Ramirez , Bradley J. MacIntosh , Sandra E. Black , Joanna M. Wardlaw

Altered hemodynamics play a key role in cerebrovascular diseases such as aneurysms and stenosis. However, in vivo imaging lacks the spatial resolution required to resolve flow dynamics in small vessels. This study presents an experimental…

Fluid Dynamics · Physics 2026-05-25 Job van Essen , Ahmed Sharaf , Denzel Hopman , Selene Pirola , Paola Fanzio

Automatic and accurate whole-heart and great vessel segmentation from 3D cardiac magnetic resonance (MR) images plays an important role in the computer-assisted diagnosis and treatment of cardiovascular disease. However, this task is very…

Computer Vision and Pattern Recognition · Computer Science 2017-08-03 Lequan Yu , Jie-Zhi Cheng , Qi Dou , Xin Yang , Hao Chen , Jing Qin , Pheng-Ann Heng

The emergence of computational fluid dynamics (CFD) enabled the simulation of intricate transport processes, including flow in physiological structures, such as blood vessels. While these so-called hemodynamic simulations offer…