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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

Learning spatiotemporal features is an important task for efficient video understanding especially in medical images such as echocardiograms. Convolutional neural networks (CNNs) and more recent vision transformers (ViTs) are the most…

计算机视觉与模式识别 · 计算机科学 2022-09-12 Rand Muhtaseb , Mohammad Yaqub

Quantitative assessment of left ventricle (LV) function from cine MRI has significant diagnostic and prognostic value for cardiovascular disease patients. The temporal movement of LV provides essential information on the…

计算机视觉与模式识别 · 计算机科学 2018-10-23 Wenjun Yan , Yuanyuan Wang , Zeju Li , Rob J. van der Geest , Qian Tao

Echocardiography is a vital non-invasive modality for cardiac assessment, with left ventricular ejection fraction (LVEF) serving as a key indicator of heart function. Existing LVEF estimation methods depend on large-scale annotated video…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Yao Du , Jiarong Guo , Xiaomeng Li

Left ventricular ejection fraction (LVEF) is a key indicator of cardiac function and plays a central role in the diagnosis and management of cardiovascular disease. Echocardiography, as a readily accessible and non-invasive imaging…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Shravan Saranyan , Pramit Saha

Left ventricular ejection fraction (LVEF) assessment depends on echocardiography, limiting access in primary care and resource-constrained settings. We developed a multimodal machine-learning framework that combines engineered 12-lead ECG…

Automated segmentation of left ventricular cavity (LVC) in temporal cardiac image sequences (multiple time points) is a fundamental requirement for quantitative analysis of its structural and functional changes. Deep learning based methods…

图像与视频处理 · 电气工程与系统科学 2024-12-18 Yuyu Guo , Lei Bi , Zhengbin Zhu , David Dagan Feng , Ruiyan Zhang , Qian Wang , Jinman Kim

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

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…

计算机视觉与模式识别 · 计算机科学 2018-08-27 Alejandro Debus , Enzo Ferrante

Accurate LVEF measurement is important in clinical practice as it identifies patients who may be in need of life-prolonging treatments. This paper presents a deep learning based framework to automatically estimate left ventricular ejection…

图像与视频处理 · 电气工程与系统科学 2023-04-18 Meghan Muldoon , Naimul Khan

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

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

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

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

The echocardiographic measurement of left ventricular ejection fraction (LVEF) is fundamental to the diagnosis and classification of patients with heart failure (HF). In order to quantify LVEF automatically and accurately, this paper…

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.…

计算机视觉与模式识别 · 计算机科学 2025-08-27 Dongfang Wang , Jian Yang , Yizhe Zhang , Tao Zhou

In this work, we address the challenge of adaptive pediatric Left Ventricular Ejection Fraction (LVEF) assessment. While Test-time Training (TTT) approaches show promise for this task, they suffer from two significant limitations. Existing…

计算机视觉与模式识别 · 计算机科学 2025-03-07 Jie Liu , Tiexin Qin , Hui Liu , Yilei Shi , Lichao Mou , Xiao Xiang Zhu , Shiqi Wang , Haoliang Li

Accurate and consistent predictions of echocardiography parameters are important for cardiovascular diagnosis and treatment. In particular, segmentations of the left ventricle can be used to derive ventricular volume, ejection fraction (EF)…

计算机视觉与模式识别 · 计算机科学 2022-07-07 Sarina Thomas , Andrew Gilbert , Guy Ben-Yosef

We present an automatic method to describe clinically useful information about scanning, and to guide image interpretation in ultrasound (US) videos of the fetal heart. Our method is able to jointly predict the visibility, viewing plane,…

计算机视觉与模式识别 · 计算机科学 2017-07-04 Weilin Huang , Christopher P. Bridge , J. Alison Noble , Andrew Zisserman

With superiorities on low cost, portability, and free of radiation, echocardiogram is a widely used imaging modality for left ventricle (LV) function quantification. However, automatic LV segmentation and motion tracking is still a…

计算机视觉与模式识别 · 计算机科学 2019-04-02 Sihong Chen , Kai Ma , Yefeng Zheng
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