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相关论文: EnLVAM: Enhanced Left Ventricle Linear Measurement…

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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

Left ventricular (LV) indicator measurements following clinical echocardiog-raphy guidelines are important for diagnosing cardiovascular disease. Alt-hough existing algorithms have explored automated LV quantification, they can struggle to…

计算机视觉与模式识别 · 计算机科学 2025-08-13 Tuo Liu , Qinghan Yang , Yu Zhang , Rongjun Ge , Yang Chen , Guangquan Zhou

Segmentation of the left ventricle (LV) from cardiac magnetic resonance imaging (MRI) datasets is an essential step for calculation of clinical indices such as ventricular volume and ejection fraction. In this work, we employ deep learning…

计算机视觉与模式识别 · 计算机科学 2015-12-29 M. R. Avendi , A. Kheradvar , H. Jafarkhani

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…

计算机视觉与模式识别 · 计算机科学 2015-10-13 Yael Petrank , Nahum Smirin , Yossi Tsadok , Zvi Friedman , Peter Lysiansky , Dan Adam

Valve annuli motion and morphology, measured from non-invasive imaging, can be used to gain a better understanding of healthy and pathological heart function. Measurements such as long-axis strain as well as peak strain rates provide…

图像与视频处理 · 电气工程与系统科学 2020-10-26 Eric Kerfoot , Carlos Escudero King , Tefvik Ismail , David Nordsletten , Renee Miller

The functional assessment of the left ventricle chamber of the heart requires detecting four landmark locations and measuring the internal dimension of the left ventricle and the approximate mass of the surrounding muscle. The key challenge…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Masoud Mokhtari , Mobina Mahdavi , Hooman Vaseli , Christina Luong , Purang Abolmaesumi , Teresa S. M. Tsang , Renjie Liao

Two-dimensional echocardiography (2DE) measurements of left ventricle (LV) dimensions are highly significant markers of several cardiovascular diseases. These measurements are often used in clinical care despite suffering from large…

图像与视频处理 · 电气工程与系统科学 2019-11-07 Andrew Gilbert , Marit Holden , Line Eikvil , Svein Arne Aase , Eigil Samset , Kristin McLeod

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…

计算机视觉与模式识别 · 计算机科学 2018-10-31 Yuanhan Mo , Fangde Liu , Douglas McIlwraith , Guang Yang , Jingqing Zhang , Taigang He , Yike Guo

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…

图像与视频处理 · 电气工程与系统科学 2020-02-04 Nils Gessert , Alexander Schlaefer

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…

计算机视觉与模式识别 · 计算机科学 2018-01-09 Alexandre Attia , Sharone Dayan

Accurate segmentation of the Left Ventricle (LV) holds substantial importance due to its implications in disease detection, regional analysis, and the development of complex models for cardiac surgical planning. CMR is a golden standard for…

图像与视频处理 · 电气工程与系统科学 2024-07-31 Maria Tamoor , Abbas Raza Ali , Philemon Philip , Ruqqayia Adil , Rabia Shahid , Asma Naseer

Left ventricular (LV) function is an important factor in terms of patient management, outcome, and long-term survival of patients with heart disease. The most recently published clinical guidelines for heart failure recognise that over…

Recently, machine learning has been successfully applied to model-based left ventricle (LV) segmentation. The general framework involves two stages, which starts with LV localization and is followed by boundary delineation. Both are driven…

计算机视觉与模式识别 · 计算机科学 2015-07-29 Peng Sun , Haoyin Zhou , Devon Lundine , James K. Min , Guanglei Xiong

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…

图像与视频处理 · 电气工程与系统科学 2020-12-25 Sulaiman Vesal , Mingxuan Gu , Andreas Maier , Nishant Ravikumar

Objective: This paper proposes a novel approach for automatic left ventricle (LV) quantification using convolutional neural networks (CNN). Methods: The general framework consists of one CNN for detecting the LV, and another for tissue…

计算机视觉与模式识别 · 计算机科学 2018-12-17 Ariel H. Curiale , Flavio D. Colavecchia , German Mato

We propose a new method to automatically contour the left ventricle on 2D echocardiographic images. Unlike most existing segmentation methods, which are based on predicting segmentation masks, we focus at predicting the endocardial contour…

图像与视频处理 · 电气工程与系统科学 2022-07-14 Alberto Gomez , Mihaela Porumb , Angela Mumith , Thierry Judge , Shan Gao , Woo-Jin Cho Kim , Jorge Oliveira , Agis Chartsias

Echocardiography has become an indispensable clinical imaging modality for general heart health assessment. From calculating biomarkers such as ejection fraction to the probability of a patient's heart failure, accurate segmentation of the…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Fadillah Maani , Asim Ukaye , Nada Saadi , Numan Saeed , Mohammad Yaqub

Cardiac left ventricle (LV) quantification is among the most clinically important tasks for identification and diagnosis of cardiac diseases, yet still a challenge due to the high variability of cardiac structure and the complexity of…

计算机视觉与模式识别 · 计算机科学 2017-06-15 Wufeng Xue , Andrea Lum , Ashley Mercado , Mark Landis , James Warringto , Shuo Li

Unlike Right Atrium (RA), Left Atrium (LA) presents distinctive challenges, including much thinner myocardial walls, complex and irregular morphology, as well as diversity in individual's structure, making off-the-shelf methods designed for…

图像与视频处理 · 电气工程与系统科学 2024-05-29 Abdul Qayyum , Moona Mazher , Angela Lee , Jose A Solis-Lemus , Imran Razzak , Steven A Niederer

The segmentation of the left ventricle (LV) from CINE MRI images is essential to infer important clinical parameters. Typically, machine learning algorithms for automated LV segmentation use annotated contours from only two cardiac phases,…

计算机视觉与模式识别 · 计算机科学 2018-09-05 Nicoló Savioli , Miguel Silva Vieira , Pablo Lamata , Giovanni Montana
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