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Broadly speaking, the objective in cardiac image segmentation is to delineate the outer and inner walls of the heart to segment out either the entire or parts of the organ boundaries. This paper will focus on MR images as they are the most…

计算机视觉与模式识别 · 计算机科学 2015-02-17 Tizita Nesibu Shewaye

Three-dimensional cine-MRI is of crucial importance for assessing the cardiac function. Features that describe the anatomy and function of cardiac structures (e.g. Left Ventricle (LV), Right Ventricle (RV), and Myocardium(MC)) are known to…

计算机视觉与模式识别 · 计算机科学 2017-09-12 M. Hossein Eybposh , Mohammad Haghir Ebrahim-Abadi , Mohammad Jalilpour-Monesi , Seyed Saman Saboksayr

Lateral ventricle (LV) shape analysis holds promise as a biomarker for neurological diseases; however, challenges remain due to substantial shape variability across individuals and segmentation difficulties arising from limited MRI…

计算机视觉与模式识别 · 计算机科学 2025-08-22 Wonjung Park , Suhyun Ahn , Jinah Park

Accurate and reproducible measurements of the aortic diameters are crucial for the diagnosis of cardiovascular diseases and for therapeutic decision making. Currently, these measurements are manually performed by healthcare professionals,…

图像与视频处理 · 电气工程与系统科学 2020-09-11 Axel Aguerreberry , Ezequiel de la Rosa , Alain Lalande , Elmer Fernandez

In recent years, a variety of deep learning networks for cardiac MRI (CMR) segmentation have been developed and analyzed. However, nearly all of them are focused on cine CMR under breathold. In this work, accuracy of deep learning methods…

图像与视频处理 · 电气工程与系统科学 2024-02-20 Martin Schilling , Christina Unterberg-Buchwald , Joachim Lotz , Martin Uecker

Cardiac disease evaluation depends on multiple diagnostic modalities: electrocardiogram (ECG) to diagnose abnormal heart rhythms, and imaging modalities such as Magnetic Resonance Imaging (MRI), Computed Tomography (CT) and echocardiography…

信号处理 · 电气工程与系统科学 2024-12-25 Evariste Njomgue Fotso , Buntheng Ly , Hubert Cochet , Maxime Sermesant

LGE CMR is an efficient technology for detecting infarcted myocardium. An efficient and objective ventricle segmentation method in LGE can benefit the location of the infarcted myocardium. In this paper, we proposed an automatic framework…

图像与视频处理 · 电气工程与系统科学 2019-09-19 Yashu Liu , Wei Wang , Kuanquan Wang , Chengqin Ye , Gongning Luo

Segmentation of cardiac anatomical structures in cardiac magnetic resonance images (CMRI) is a prerequisite for automatic diagnosis and prognosis of cardiovascular diseases. To increase robustness and performance of segmentation methods…

图像与视频处理 · 电气工程与系统科学 2020-11-16 Jörg Sander , Bob D. de Vos , Ivana Išgum

Left-ventricular ejection fraction (LVEF) is an important indicator of heart failure. Existing methods for LVEF estimation from video require large amounts of annotated data to achieve high performance, e.g. using 10,030 labeled…

计算机视觉与模式识别 · 计算机科学 2022-12-19 Weihang Dai , Xiaomeng Li , Xinpeng Ding , Kwang-Ting Cheng

Left ventricular non-compaction (LVNC) is a rare cardiomyopathy (CMP) that should be considered as a possible diagnosis because of its potential complications which are heart failure, ventricular arrhythmias, and embolic events. For…

定量方法 · 定量生物学 2018-10-16 Md. Kamrul Hasan , Fakrul Islam Tushar

Temporal patterns of cardiac motion provide important information for cardiac disease diagnosis. This pattern could be obtained by three-directional CINE multi-slice left ventricular myocardial velocity mapping (3Dir MVM), which is a…

图像与视频处理 · 电气工程与系统科学 2021-11-02 Xiaodan Xing , Yinzhe Wu , David Firmin , Peter Gatehouse , Guang Yang

The left ventricular of ejection fraction is one of the most important metric of cardiac function. It is used by cardiologist to identify patients who are eligible for lifeprolonging therapies. However, the assessment of ejection fraction…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Lhuqita Fazry , Asep Haryono , Nuzulul Khairu Nissa , Sunarno , Naufal Muhammad Hirzi , Muhammad Febrian Rachmadi , Wisnu Jatmiko

Many studies regarding the vasculature of biological tissues involve the segmentation of the blood vessels in a sample followed by the creation of a graph structure to model the vasculature. The graph is then used to extract relevant…

计算机视觉与模式识别 · 计算机科学 2024-06-21 João Pedro Parella , Matheus Viana da Silva , Cesar Henrique Comin

The ability to map left ventricle (LV) myocardial motion using computed tomography angiography (CTA) is essential to diagnosing cardiovascular conditions and guiding interventional procedures. Due to their inherent locality, conventional…

图像与视频处理 · 电气工程与系统科学 2024-11-08 Shahar Zuler , Shai Tejman-Yarden , Dan Raviv

Clinical guidelines recommend performing left ventricular (LV) linear measurements in B-mode echocardiographic images at the basal level -- typically at the mitral valve leaflet tips -- and aligned perpendicular to the LV long axis along a…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Durgesh Kumar Singh , Qing Cao , Sarina Thomas , Ahcène Boubekki , Robert Jenssen , Michael Kampffmeyer

Cardiovascular diseases (CVDs) are the leading causes of mortality worldwide. The contraction and relaxation of left ventricle (LV) is the main driving force of blood circulation. Altered LV hemodynamics is believed to be associated with…

医学物理 · 物理学 2019-11-04 Fanwei Kong , Christoph Augustin , Kevin Sack , Shawn Shadden

Following the successful application of the U-Net to medical images, there have been different encoder-decoder models proposed as an improvement to the original U-Net for segmenting echocardiographic images. This study aims to examine the…

图像与视频处理 · 电气工程与系统科学 2020-03-18 Neda Azarmehr , Xujiong Ye , Faraz Janan , James P Howard , Darrel P Francis , Massoud Zolgharni

With the advent of Cardiac Cine Magnetic Resonance (CMR) Imaging, there has been a paradigm shift in medical technology, thanks to its capability of imaging different structures within the heart without ionizing radiation. However, it is…

图像与视频处理 · 电气工程与系统科学 2020-04-07 S. M. Kamrul Hasan , Cristian A. Linte

Deep learning-based whole-heart segmentation in coronary CT angiography (CCTA) allows the extraction of quantitative imaging measures for cardiovascular risk prediction. Automatic extraction of these measures in patients undergoing only…

图像与视频处理 · 电气工程与系统科学 2020-08-11 Steffen Bruns , Jelmer M. Wolterink , Richard A. P. Takx , Robbert W. van Hamersvelt , Dominika Suchá , Max A. Viergever , Tim Leiner , Ivana Išgum