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Doppler echocardiography offers critical insights into cardiac function and phases by quantifying blood flow velocities and evaluating myocardial motion. However, previous methods for automating Doppler analysis, ranging from initial signal…

Image and Video Processing · Electrical Eng. & Systems 2023-11-16 Jaeik Jeon , Jiyeon Kim , Yeonggul Jang , Yeonyee E. Yoon , Dawun Jeong , Youngtaek Hong , Seung-Ah Lee , Hyuk-Jae Chang

Radio spectrum monitoring in contested environments motivates the need for reliable automatic signal classification technology. Prior work highlights deep learning as a promising approach, but existing models depend on brute-force Doppler…

Signal Processing · Electrical Eng. & Systems 2025-11-19 Avi Bagchi , Dwight Hutchenson

This paper proposes a framework based on deep convolutional neural networks (CNNs) for automatic heart sound classification using short-segments of individual heart beats. We design a 1D-CNN that directly learns features from raw…

Sound · Computer Science 2020-04-27 Fuad Noman , Chee-Ming Ting , Sh-Hussain Salleh , Hernando Ombao

Instead of using current deep-learning segmentation models (like the UNet and variants), we approach the segmentation problem using trained Convolutional Neural Network (CNN) classifiers, which automatically extract important features from…

Image and Video Processing · Electrical Eng. & Systems 2022-01-31 Shuyue Guan , Murray Loew

Myocardial characterization is essential for patients with myocardial infarction and other myocardial diseases, and the assessment is often performed using cardiac magnetic resonance (CMR) sequences. In this study, we propose a fully…

Image and Video Processing · Electrical Eng. & Systems 2020-08-19 Xiaoran Zhang , Michelle Noga , Kumaradevan Punithakumar

Detecting and classifying targets in video streams from surveillance cameras is a cumbersome, error-prone and expensive task. Often, the incurred costs are prohibitive for real-time monitoring. This leads to data being stored locally or…

Computer Vision and Pattern Recognition · Computer Science 2017-11-10 Lukas Cavigelli , Dominic Bernath , Michele Magno , Luca Benini

In this paper, we develop a 2D and 3D segmentation pipelines for fully automated cardiac MR image segmentation using Deep Convolutional Neural Networks (CNN). Our models are trained end-to-end from scratch using the ACD Challenge 2017…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Jay Patravali , Shubham Jain , Sasank Chilamkurthy

Echocardiography (echo) is an indispensable tool in a cardiologist's diagnostic armamentarium. To date, almost all echocardiographic parameters require time-consuming manual labeling and measurements by an experienced echocardiographer and…

Image and Video Processing · Electrical Eng. & Systems 2020-11-26 Mohamed Y. Elwazir , Zeynettin Akkus , Didem Oguz , Jae K. Oh

Convolutional neural network (CNN) based segmentation methods provide an efficient and automated way for clinicians to assess the structure and function of the heart in cardiac MR images. While CNNs can generally perform the segmentation…

Cardiac imaging known as echocardiography is a non-invasive tool utilized to produce data including images and videos, which cardiologists use to diagnose cardiac abnormalities in general and myocardial infarction (MI) in particular.…

Image and Video Processing · Electrical Eng. & Systems 2022-08-05 Oumaima Hamila , Sheela Ramanna , Christopher J. Henry , Serkan Kiranyaz , Ridha Hamila , Rashid Mazhar , Tahir Hamid

Convolutional neural networks (CNNs) are widely used for image recognition and text analysis, and have been suggested for application on one-dimensional data as a way to reduce the need for pre-processing steps. Pre-processing is an…

Machine Learning · Computer Science 2020-05-18 Ine L. Jernelv , Dag Roar Hjelme , Yuji Matsuura , Astrid Aksnes

Convolutional neural networks have often been proposed for processing radar Micro-Doppler signatures, most commonly with the goal of classifying the signals. The majority of works tend to disregard phase information from the complex…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Mikolaj Czerkawski , Carmine Clemente , Craig Michie , Christos Tachtatzis

Next to decision tree and k-nearest neighbours algorithms deep convolutional neural networks (CNNs) are widely used to classify audio data in many domains like music, speech or environmental sounds. To train a specific CNN various spectral…

Sound · Computer Science 2025-09-16 Friedrich Wolf-Monheim

Feature tracking Cardiac Magnetic Resonance (CMR) has recently emerged as an area of interest for quantification of regional cardiac function from balanced, steady state free precession (SSFP) cine sequences. However, currently available…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Davis M. Vigneault , Weidi Xie , David A. Bluemke , J. Alison Noble

Convolutional neural networks (CNN) have had unprecedented success in medical imaging and, in particular, in medical image segmentation. However, despite the fact that segmentation results are closer than ever to the inter-expert…

Computer Vision and Pattern Recognition · Computer Science 2020-06-17 Nathan Painchaud , Youssef Skandarani , Thierry Judge , Olivier Bernard , Alain Lalande , Pierre-Marc Jodoin

Segmentation of the heart in cardiac cine MR is clinically used to quantify cardiac function. We propose a fully automatic method for segmentation and disease classification using cardiac cine MR images. A convolutional neural network (CNN)…

Computer Vision and Pattern Recognition · Computer Science 2017-08-04 Jelmer M. Wolterink , Tim Leiner , Max A. Viergever , Ivana Isgum

The electrocardiogram (ECG) is one of the most extensively employed signals used in the diagnosis and prediction of cardiovascular diseases (CVDs). The ECG signals can capture the heart's rhythmic irregularities, commonly known as…

Signal Processing · Electrical Eng. & Systems 2020-05-26 Amin Ullah , Syed M. Anwar , Muhammad Bilal , Raja M Mehmood

Convolutional Neural Networks (CNNs) work very well for supervised learning problems when the training dataset is representative of the variations expected to be encountered at test time. In medical image segmentation, this premise is…

Image and Video Processing · Electrical Eng. & Systems 2021-01-26 Neerav Karani , Ertunc Erdil , Krishna Chaitanya , Ender Konukoglu

The classification of the electrocardiogram (ECG) signal has a vital impact on identifying heart-related diseases. This can ensure the premature finding of heart disease and the proper selection of the patient's customized treatment.…

Color Doppler echocardiography enables visualization of blood flow within the heart. However, the limited frame rate impedes the quantitative assessment of blood velocity throughout the cardiac cycle, thereby compromising a comprehensive…

Image and Video Processing · Electrical Eng. & Systems 2024-08-22 Julia Puig , Denis Friboulet , Hang Jung Ling , François Varray , Jonathan Porée , Jean Provost , Damien Garcia , Fabien Millioz
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