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At present, coronary angiography is the well known standard for the diagnosis of coronary artery disease. Conventional coronary angiography is an invasive procedure with a small, yet inherent risk of myocardial infarction, stroke, potential…

Computer Vision and Pattern Recognition · Computer Science 2011-04-19 B. G. Kodge , P. S. Hiremath

Accurate identification of arteries and veins in ultrasound images is crucial for vascular examinations and interventions in robotics-assisted surgeries. However, current methods for ultrasound vessel segmentation face challenges in…

Image and Video Processing · Electrical Eng. & Systems 2024-08-01 Yimeng Geng , Gaofeng Meng , Mingcong Chen , Guanglin Cao , Mingyang Zhao , Jianbo Zhao , Hongbin Liu

Functional connectivity (FC) refers to the investigation of interactions between brain regions to understand integration of neural activity in several regions. FC is often estimated using functional magnetic resonance images (fMRI). There…

Applications · Statistics 2023-01-24 Nathan Tung , Jerome Sanes , Eli Upfal , Ani Eloyan

Continuous and noninvasive monitoring of blood pressure has numerous clinical and fitness applications. Current methods of continuous measurement of blood pressure are either invasive and/or require expensive equipment. Therefore, we…

Signal Processing · Electrical Eng. & Systems 2018-11-16 Armin Soltan Zadi , Raichel Alex , Rong Zhang , Donald E. Watenpaugh , Khosrow Behbehani

Current Computer-Aided Diagnosis (CAD) methods mainly depend on medical images. The clinical information, which usually needs to be considered in practical clinical diagnosis, has not been fully employed in CAD. In this paper, we propose a…

Image and Video Processing · Electrical Eng. & Systems 2021-03-11 Songxiao Yang , Xiabi Liu , Zhongshu Zheng , Wei Wang , Xiaohong Ma

The accurate segmentation of Coronary Computed Tomography Angiography (CCTA) images holds substantial clinical value for the early detection and treatment of Coronary Heart Disease (CHD). The Transformer, utilizing a self-attention…

Image and Video Processing · Electrical Eng. & Systems 2023-10-10 Chenchu Xu , Meng Li , Xue Wu

Perfusion MRI is an important modality in many brain imaging protocols, since it probes cerebrovascular changes in aging and many diseases; however, it may not be always available. Here we introduce a method that seeks to estimate regional…

Image and Video Processing · Electrical Eng. & Systems 2019-11-20 Ganesh B Chand , Mohamad Habes , Sudipto Dolui , John A Detre , David A Wolk , Christos Davatzikos

A "heart attack" or myocardial infarction (MI), occurs when an artery supplying blood to the heart is abruptly occluded. The "gold standard" method for imaging MI is Cardiovascular Magnetic Resonance Imaging (MRI), with intravenously…

Image and Video Processing · Electrical Eng. & Systems 2023-03-22 Shuihua Wang , Ahmed M. S. E. K Abdelaty , Kelly Parke , J Ranjit Arnold , Gerry P McCann , Ivan Y Tyukin

Being the most commonly known neurodegeneration, Alzheimer's Disease (AD) is annually diagnosed in millions of patients. The present medical scenario still finds the exact diagnosis and classification of AD through neuroimaging data as a…

Image and Video Processing · Electrical Eng. & Systems 2025-03-19 Shravan Venkatraman , Pandiyaraju V , Abeshek A , Pavan Kumar S , Aravintakshan S A

The aim of this paper is to discuss potential advances in PET kinetic models and direct reconstruction of kinetic parameters. As a prominent example we focus on a typical task in perfusion imaging and derive a system of…

Optimization and Control · Mathematics 2014-11-20 Louise Reips , Martin Burger , Ralf Engbers

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

The quantification of myocardial perfusion MRI has the potential to provide a fast, automated and user-independent assessment of myocardial ischaemia. However, due to the relatively high noise level and low temporal resolution of the…

Image and Video Processing · Electrical Eng. & Systems 2019-07-30 Cian M. Scannell , Piet van den Bosch , Amedeo Chiribiri , Jack Lee , Marcel Breeuwer , Mitko Veta

With continuous progression of Moore's Law, integrated circuit (IC) device complexity is also increasing. Scanning Electron Microscope (SEM) image based extensive defect inspection and accurate metrology extraction are two main challenges…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Vic De Ridder , Bappaditya Dey , Sandip Halder , Bartel Van Waeyenberge

Coronary heart disease is a common cause of death despite being preventable. To treat the underlying plaque deposits in the arterial walls, intravascular optical coherence tomography can be used by experts to detect and characterize the…

Computer Vision and Pattern Recognition · Computer Science 2018-08-27 Nils Gessert , Matthias Lutz , Markus Heyder , Sarah Latus , David M. Leistner , Youssef S. Abdelwahed , Alexander Schlaefer

Cerebrovascular disease is one of the major diseases facing the world today. Automatic segmentation of intracranial artery (IA) in digital subtraction angiography (DSA) sequences is an important step in the diagnosis of vascular related…

Image and Video Processing · Electrical Eng. & Systems 2023-09-08 Lemeng Wang , Wentao Liu , Weijin Xu , Haoyuan Li , Huihua Yang , Feng Gao

Diffuse correlation spectroscopy (DCS) analyzes the autocorrelation function of photons scattered by red blood cells, enabling non-invasive, continuous measurement of deep tissue blood flow at the bedside. Multi-layer DCS models (two- and…

Converting the medium infrared field to the visible band is an effective image detection method. We propose a comprehensive theory of image up-conversion under continuous optical pumping, and discuss the relationship between the…

Myocardial Infarction (MI) has the highest mortality of all cardiovascular diseases (CVDs). Detection of MI and information regarding its occurrence-time in particular, would enable timely interventions that may improve patient outcomes,…

Signal Processing · Electrical Eng. & Systems 2021-04-06 Girmaw Abebe Tadesse , Hamza Javed , Yong Liu , Jin Liu , Jiyan Chen , Komminist Weldemariam , Tingting Zhu

Optical coherence tomography (OCT) is capable of non-destructively obtaining cross-sectional information of samples with micrometer spatial resolution, which plays an important role in ophthalmology and endovascular medicine. Measuring OCT…

Medical Physics · Physics 2023-11-30 Yang Jianlong , Zhang Haoran , Liu Chang , Gu Chengfu

Precise and fast prediction methods for ischemic areas comprised of dead tissue, core, and salvageable tissue, penumbra, in acute ischemic stroke (AIS) patients are of significant clinical interest. They play an essential role in improving…

Image and Video Processing · Electrical Eng. & Systems 2023-12-06 Luca Tomasetti , Kjersti Engan , Liv Jorunn Høllesli , Kathinka Dæhli Kurz , Mahdieh Khanmohammadi