English
Related papers

Related papers: Spatio-Temporal Segmentation in 3D Echocardiograph…

200 papers

Cardiac left ventricle (LV) quantification provides a tool for diagnosing cardiac diseases. Automatic calculation of all relevant LV indices from cardiac MR images is an intricate task due to large variations among patients and deformation…

Image and Video Processing · Electrical Eng. & Systems 2020-02-04 Nils Gessert , Alexander Schlaefer

Existed echocardiography segmentation methods often suffer from anatomical inconsistency challenge caused by shape variation, partial observation and region ambiguity with similar intensity across 2D echocardiographic sequences, resulting…

Computer Vision and Pattern Recognition · Computer Science 2025-05-26 Zhihua Liu , Lei Tong , Xilin He , Che Liu , Rossella Arcucci , Chen Jin , Huiyu Zhou

Precise segmentation of the left ventricle (LV) within cardiac MRI images is a prerequisite for the quantitative measurement of heart function. However, this task is challenging due to the limited availability of labeled data and motion…

Computer Vision and Pattern Recognition · Computer Science 2018-10-31 Yuanhan Mo , Fangde Liu , Douglas McIlwraith , Guang Yang , Jingqing Zhang , Taigang He , Yike Guo

Quantitative assessment of cardiac left ventricle (LV) morphology is essential to assess cardiac function and improve the diagnosis of different cardiovascular diseases. In current clinical practice, LV quantification depends on the…

Image and Video Processing · Electrical Eng. & Systems 2020-12-25 Sulaiman Vesal , Mingxuan Gu , Andreas Maier , Nishant Ravikumar

The morphological structure of left ventricle segmented from cardiac magnetic resonance images can be used to calculate key clinical parameters, and it is of great significance to the accurate and efficient diagnosis of cardiovascular…

Computer Vision and Pattern Recognition · Computer Science 2018-09-28 Han Kang , Defeng Chen

3D left ventricle (LV) segmentation on echocardiography is very important for diagnosis and treatment of cardiac disease. It is not only because of that echocardiography is a real-time imaging technology and widespread in clinical…

Computer Vision and Pattern Recognition · Computer Science 2018-06-12 Suyu Dong , Gongning Luo , Kuanquan Wang , Shaodong Cao , Ashley Mercado , Olga Shmuilovich , Henggui Zhang , Shuo Li

Automated segmentation of the left ventricular endocardium in echocardiography videos is a key research area in cardiology. It aims to provide accurate assessment of cardiac structure and function through Ejection Fraction (EF) estimation.…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Dongfang Wang , Jian Yang , Yizhe Zhang , Tao Zhou

Automated noninvasive cardiac diagnosis plays a critical role in the early detection of cardiac disorders and cost-effective clinical management. Automated diagnosis involves the automated segmentation and analysis of cardiac images.…

Image and Video Processing · Electrical Eng. & Systems 2025-04-21 Racheal Mukisa , Arvind K. Bansal

Cardiovascular diseases are among the leading causes of death globally. Cardiac left ventricle (LV) quantification is known to be one of the most important tasks for the identification and diagnosis of such pathologies. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2018-08-27 Alejandro Debus , Enzo Ferrante

Semantic segmentation using convolutional neural networks (CNNs) is the state-of-the-art for many medical segmentation tasks including left ventricle (LV) segmentation in cardiac MR images. However, a drawback is that these CNNs lack…

Image and Video Processing · Electrical Eng. & Systems 2022-08-18 Sofie Tilborghs , Tom Dresselaers , Piet Claus , Jan Bogaert , Frederik Maes

Segmentation of the left ventricle in cardiac magnetic resonance imaging MRI scans enables cardiologists to calculate the volume of the left ventricle and subsequently its ejection fraction. The ejection fraction is a measurement that…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Garvit Chhabra , J. H. Gagan , J. R. Harish Kumar

Manual segmentation of the Left Ventricle (LV) is a tedious and meticulous task that can vary depending on the patient, the Magnetic Resonance Images (MRI) cuts and the experts. Still today, we consider manual delineation done by experts as…

Computer Vision and Pattern Recognition · Computer Science 2018-01-09 Alexandre Attia , Sharone Dayan

Stochastic process exhibiting power-law slopes in the frequency domain are frequently well modeled by fractional Brownian motion (fBm). In particular, the spectral slope at high frequencies is associated with the degree of small-scale…

Methodology · Statistics 2017-09-13 J. M. Lilly , A. M. Sykulski , J. J Early , S. C. Olhede

Background: The assessment of left ventricular (LV) function by myocardial perfusion SPECT (MPS) relies on accurate myocardial segmentation. The purpose of this paper is to develop and validate a new method incorporating deep learning with…

Image and Video Processing · Electrical Eng. & Systems 2023-12-22 Fubao Zhu , Jinyu Zhao , Chen Zhao , Shaojie Tang , Jiaofen Nan , Yanting Li , Zhongqiang Zhao , Jianzhou Shi , Zenghong Chen , Zhixin Jiang , Weihua Zhou

Fractional Brownian motion (fBm) is an important scale-invariant Gaussian non-Markovian process with stationary increments, which serves as a prototypical example of a system with long-range temporal correlations and anomalous diffusion.…

Statistical Mechanics · Physics 2026-04-29 Baruch Meerson , Pavel V. Sasorov

Left ventricular segmentation is essential for measuring left ventricular function indices. Segmentation of one or several images requires an initial guess of the contour. It is hypothesized here that creating an initial guess by first…

Computer Vision and Pattern Recognition · Computer Science 2015-10-13 Yael Petrank , Nahum Smirin , Yossi Tsadok , Zvi Friedman , Peter Lysiansky , Dan Adam

Echocardiogram (echo) is the earliest and the primary tool for identifying regional wall motion abnormalities (RWMA) in order to diagnose myocardial infarction (MI) or commonly known as heart attack. This paper proposes a novel approach,…

Image and Video Processing · Electrical Eng. & Systems 2025-01-27 Serkan Kiranyaz , Aysen Degerli , Tahir Hamid , Rashid Mazhar , Rayyan Ahmed , Rayaan Abouhasera , Morteza Zabihi , Junaid Malik , Ridha Hamila , Moncef Gabbouj

Segmenting muscle compartments and measuring their architecture can facilitate movement function assessment, accurate musculoskeletal modeling, and synergy-based electromyogram simulation. Here, we presented a novel method for volumetric…

Image and Video Processing · Electrical Eng. & Systems 2025-07-02 Yang Li

Accurate delineation of the left ventricle (LV) is an important step in evaluation of cardiac function. In this paper, we present an automatic method for segmentation of the LV in cardiac CT angiography (CCTA) scans. Segmentation is…

Computer Vision and Pattern Recognition · Computer Science 2017-04-20 Majd Zreik , Tim Leiner , Bob D. de Vos , Robbert W. van Hamersvelt , Max A. Viergever , Ivana Isgum

Convolutional neural networks (CNN) have demonstrated their ability to segment 2D cardiac ultrasound images. However, despite recent successes according to which the intra-observer variability on end-diastole and end-systole images has been…

Image and Video Processing · Electrical Eng. & Systems 2022-05-09 Nathan Painchaud , Nicolas Duchateau , Olivier Bernard , Pierre-Marc Jodoin