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Cardiovascular disease is one of the leading causes of death according to WHO. Phonocardiography (PCG) is a costeffective, non-invasive method suitable for heart monitoring. The main aim of this work is to classify heart sounds into…

声音 · 计算机科学 2023-02-28 Reza Yousefi Mashhoor , Ahmad Ayatollahi

The state-of-the-art cardiovascular disease diagnosis techniques use machine-learning algorithms based on feature extraction and classification. In this work, in contrast to a conventional single Electrocardiogram (ECG) lead, two leads are…

信号处理 · 电气工程与系统科学 2023-05-26 Cheng Guo , Sajid Ahmed , Mohamed-Slim Alouini

Left ventricular ejection fraction (LVEF) is the most important clinical parameter of cardiovascular function. The accuracy in estimating this parameter is highly dependent upon the precise segmentation of the left ventricle (LV) structure…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Narjes Benameur , Ramzi Mahmoudi , Mohamed Deriche , Amira fayouka , Imene Masmoudi , Nessrine Zoghlami

The accurate segmentation of myocardial scars from cardiac MRI is essential for clinical assessment and treatment planning. In this study, we propose a robust deep-learning pipeline for fully automated myocardial scar detection and…

计算机视觉与模式识别 · 计算机科学 2025-06-27 Aida Moafi , Danial Moafi , Evgeny M. Mirkes , Gerry P. McCann , Abbas S. Alatrany , Jayanth R. Arnold , Mostafa Mehdipour Ghazi

Auscultation, particularly heart sound, is a non-invasive technique that provides essential vital sign information. Recently, self-supervised acoustic representation foundation models (FMs) have been proposed to offer insights into…

3D printing has been widely adopted for clinical decision making and interventional planning of Congenital heart disease (CHD), while whole heart and great vessel segmentation is the most significant but time-consuming step in the model…

图像与视频处理 · 电气工程与系统科学 2019-07-15 Xiaowei Xu , Tianchen Wang , Dewen Zeng , Yiyu Shi , Qianjun Jia , Haiyun Yuan , Meiping Huang , Jian Zhuang

Respiratory diseases remain a leading cause of mortality worldwide, highlighting the need for faster and more accurate diagnostic tools. This work presents a novel approach leveraging digital stethoscope technology for automatic respiratory…

信号处理 · 电气工程与系统科学 2024-03-19 Constantino Álvarez Casado , Manuel Lage Cañellas , Matteo Pedone , Xiaoting Wu , Le Nguyen , Miguel Bordallo López

Ventricular Fibrillation (VF), one of the most dangerous arrhythmias, is responsible for sudden cardiac arrests. Thus, various algorithms have been developed to predict VF from Electrocardiogram (ECG), which is a binary classification…

机器学习 · 计算机科学 2019-03-13 Nabil Ibtehaz , M. Saifur Rahman , M. Sohel Rahman

This paper explores the efficacy of Mel Frequency Cepstral Coefficients (MFCCs) in detecting abnormal heart sounds using two classification strategies: a single classifier and an ensemble classifier approach. Heart sounds were first…

The leading cause of mortality and morbidity worldwide is cardiovascular disease (CVD), with coronary artery disease (CAD) being the largest sub-category. Unfortunately, myocardial infarction or stroke can manifest as the first symptom of…

信号处理 · 电气工程与系统科学 2024-09-10 Matthew Fynn , Kayapanda Mandana , Javed Rashid , Sven Nordholm , Yue Rong , Goutam Saha

In this paper, the wavelet analysis is used to study the ECG signal. We show that the high-frequency wavelet components of the ECG signal contain information on the functioning of the heart and can be used in diagnosis. We describe the…

信号处理 · 电气工程与系统科学 2018-07-27 N. K. Smolentsev , P. N. Podkur

Interpretation of electrocardiography (ECG) signals is required for diagnosing cardiac arrhythmia. Recently, machine learning techniques have been applied for automated computer-aided diagnosis. Machine learning tasks can be divided into…

Heart disorder has just overtaken cancer as the world's biggest cause of mortality. Several cardiac failures, heart disease mortality, and diagnostic costs can all be reduced with early identification and treatment. Medical data is…

机器学习 · 计算机科学 2023-04-13 Md. Maidul Islam , Tanzina Nasrin Tania , Sharmin Akter , Kazi Hassan Shakib

Background and purpose: Heart disease has been one of the most important causes of death in the last 10 years, so the use of classification methods to diagnose and predict heart disease is very important. If this disease is predicted before…

机器学习 · 计算机科学 2021-03-16 Jafar Abdollahi , Babak Nouri-Moghaddam

Automatic segmentation of the heart cavity is an essential task for the diagnosis of cardiac diseases. In this paper, we propose a semi-supervised segmentation setup for leveraging unlabeled data to segment Left-ventricle, Right-ventricle,…

图像与视频处理 · 电气工程与系统科学 2023-02-23 Mahyar Bolhassani , Ilkay Oksuz

Cardiothoratic ratio (CTR) estimated from chest radiographs is a marker indicative of cardiomegaly, the presence of which is in the criteria for heart failure diagnosis. Existing methods for automatic assessment of CTR are driven by Deep…

图像与视频处理 · 电气工程与系统科学 2019-08-09 Roman Solovyev , Iaroslav Melekhov , Timo Lesonen , Elias Vaattovaara , Osmo Tervonen , Aleksei Tiulpin

Background: Extensive clinical evidence suggests that a preventive screening of coronary heart disease (CHD) at an earlier stage can greatly reduce the mortality rate. We use 64 two-dimensional speckle tracking echocardiography (2D-STE)…

机器学习 · 统计学 2021-05-21 Jingyi Zhang , Huolan Zhu , Yongkai Chen , Chenguang Yang , Huimin Cheng , Yi Li , Wenxuan Zhong , Fang Wang

Heart Disease has become one of the most serious diseases that has a significant impact on human life. It has emerged as one of the leading causes of mortality among the people across the globe during the last decade. In order to prevent…

机器学习 · 计算机科学 2022-06-08 Muhammad Salman Pathan , Avishek Nag , Muhammad Mohisn Pathan , Soumyabrata Dev

This study evaluates the use of machine learning, specifically the Random Forest Classifier, to differentiate normal and pathological swallowing sounds. Employing a commercially available wearable stethoscope, we recorded swallows from both…

声音 · 计算机科学 2024-07-09 An An Chia , Stacy Lum , Michelle Boo , Rex Tan , Balamurali B T , Jer-Ming Chen

In nuclear imaging, limited resolution causes partial volume effects (PVEs) that affect image sharpness and quantitative accuracy. Partial volume correction (PVC) methods incorporating high-resolution anatomical information from CT or MRI…

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