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In the recent years image processing techniques are used as a tool to improve detection and diagnostic capabilities in the medical applications. Medical applications have been so much affected by these techniques which some of them are…

Arterial Blood Pressure wave monitoring is considered to be important in assessment of cardiovascular system. We developed a novel pulse wave detection system using low frequency specific piezoelectric material as pressure wave sensor. The…

Medical Physics · Physics 2007-05-23 Shantanu Sur , S. K. Ghatak

Myocardial infarction (MI) is a severe case of coronary artery disease (CAD) and ultimately, its detection is substantial to prevent progressive damage to the myocardium. In this study, we propose a novel view-fusion model named…

Machine Learning · Computer Science 2026-01-27 Ilke Adalioglu , Mete Ahishali , Aysen Degerli , Serkan Kiranyaz , Moncef Gabbouj

Cardiac cine magnetic resonance imaging (MRI) is one of the important means to assess cardiac functions and vascular abnormalities. Mitigating artifacts arising during image reconstruction and accelerating cardiac cine MRI acquisition to…

Image and Video Processing · Electrical Eng. & Systems 2024-07-03 Xiaoxiang Han , Yang Chen , Qiaohong Liu , Yiman Liu , Keyan Chen , Yuanjie Lin , Weikun Zhang

Following successful large-vessel recanalization via endovascular thrombectomy (EVT) for acute ischemic stroke (AIS), some patients experience a complication known as no-reflow, defined by persistent microvascular hypoperfusion that…

Image and Video Processing · Electrical Eng. & Systems 2026-05-13 Shreeram Athreya , Carlos Olivares , Ameera Ismail , Kambiz Nael , William Speier , Corey Arnold

Artificial intelligence-based methods have generated substantial interest in nuclear medicine. An area of significant interest has been using deep-learning (DL)-based approaches for denoising images acquired with lower doses, shorter…

Image and Video Processing · Electrical Eng. & Systems 2023-04-04 Zitong Yu , Md Ashequr Rahman , Richard Laforest , Thomas H. Schindler , Robert J. Gropler , Richard L. Wahl , Barry A. Siegel , Abhinav K. Jha

In standard hospital blood tests, the traditional process requires doctors to manually isolate leukocytes from microscopic images of patients' blood using microscopes. These isolated leukocytes are then categorized via automatic leukocyte…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Yifei Chen , Chenyan Zhang , Ben Chen , Yiyu Huang , Yifei Sun , Changmiao Wang , Xianjun Fu , Yuxing Dai , Feiwei Qin , Yong Peng , Yu Gao

Automation in optical microscopy is critical for enabling high-throughput imaging across a wide range of biomedical applications. Among the essential components of automated systems, robust autofocusing plays a pivotal role in maintaining…

This is a preprint. The latest version has been published here: https://pubs.rsna.org/doi/10.1148/ryai.230275 Purpose: Sparse-view computed tomography (CT) is an effective way to reduce dose by lowering the total number of views acquired,…

Image and Video Processing · Electrical Eng. & Systems 2024-08-09 Johannes Thalhammer , Manuel Schultheiss , Tina Dorosti , Tobias Lasser , Franz Pfeiffer , Daniela Pfeiffer , Florian Schaff

Image segmentation plays an essential role in medicine for both diagnostic and interventional tasks. Segmentation approaches are either manual, semi-automated or fully-automated. Manual segmentation offers full control over the quality of…

Computer Vision and Pattern Recognition · Computer Science 2019-03-21 Tomas Sakinis , Fausto Milletari , Holger Roth , Panagiotis Korfiatis , Petro Kostandy , Kenneth Philbrick , Zeynettin Akkus , Ziyue Xu , Daguang Xu , Bradley J. Erickson

Atrial Fibrillation (AF) is a common cardiac arrhythmia. Many AF patients experience complications such as stroke and other cardiovascular issues. Early detection of AF is crucial. Existing algorithms can only distinguish ``AF rhythm in AF…

Signal Processing · Electrical Eng. & Systems 2024-10-03 Jun Lei , Yuxi Zhou , Xue Tian , Qinghao Zhao , Qi Zhang , Shijia Geng , Qingbo Wu , Shenda Hong

Background and Objective: Hemodynamic analysis of blood flow through arteries and veins is critical for diagnosing cardiovascular diseases, such as aneurysms and stenoses, and for investigating cardiovascular parameters, such as turbulence…

A computer-aided interpretation approach is proposed to detect rheumatic arthritis (RA) of human finger joints in optical tomographic images. The image interpretation method employs a multi-variate signal detection analysis aided by a…

The preservation of the corticospinal tract (CST) is key to good motor recovery after stroke. The gold standard method of assessing the CST with imaging is diffusion tensor tractography. However, this is not available for most intracerebral…

Action recognition is an important yet challenging task in computer vision. In this paper, we propose a novel deep-based framework for action recognition, which improves the recognition accuracy by: 1) deriving more precise features for…

Computer Vision and Pattern Recognition · Computer Science 2017-11-21 Weiyao Lin , Yang Mi , Jianxin Wu , Ke Lu , Hongkai Xiong

This paper introduces a computationally efficient technique for estimating high-resolution Doppler blood flow from an ultrafast ultrasound image sequence. More precisely, it consists in a new fast alternating minimization algorithm that…

Image and Video Processing · Electrical Eng. & Systems 2020-11-04 Duong-Hung Pham , Adrian Basarab , Jean-Pierre Remenieras , Paul Rodríguez , Denis Kouamé

Heart murmurs are a common manifestation of cardiovascular diseases and can provide crucial clues to early cardiac abnormalities. While most current research methods primarily focus on the accuracy of models, they often overlook other…

Sound · Computer Science 2024-05-08 Zixing Zhang , Tao Pang , Jing Han , Björn W. Schuller

Automatic segmentation of myocardial contours and relevant areas like infraction and no-reflow is an important step for the quantitative evaluation of myocardial infarction. In this work, we propose a cascaded convolutional neural network…

Image and Video Processing · Electrical Eng. & Systems 2020-12-29 Yichi Zhang

The imaging performance of tomographic deconvolution phase microscopy can be described in terms of the phase optical transfer function (POTF) which, in turn, depends on the illumination profile. To facilitate the optimization of the…

Optics · Physics 2021-05-12 Jianhui Huang , Yijun Bao , Thomas K. Gaylord

Cardiac arrhythmia is a prevalent and significant cause of morbidity and mortality among cardiac ailments. Early diagnosis is crucial in providing intervention for patients suffering from cardiac arrhythmia. Traditionally, diagnosis is…

Signal Processing · Electrical Eng. & Systems 2020-04-14 Sricharan Vijayarangan , Balamurali Murugesan , Vignesh R , Preejith SP , Jayaraj Joseph , Mohansankar Sivaprakasam