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Hyper-trabeculation or non-compaction in the left ventricle of the myocardium (LVNC) is a recently classified form of cardiomyopathy. Several methods have been proposed to quantify the trabeculae accurately in the left ventricle, but there…

图像与视频处理 · 电气工程与系统科学 2024-02-13 Gregorio Bernabé , Pilar González-Férez , José M. García , Guillem Casas , Josefa González-Carrillo

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

Self-supervised representation learning has been highly promising for histopathology image analysis with numerous approaches leveraging their patient-slide-patch hierarchy to learn better representations. In this paper, we explore how the…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Hasindri Watawana , Kanchana Ranasinghe , Tariq Mahmood , Muzammal Naseer , Salman Khan , Fahad Shahbaz Khan

Cardiovascular disease arises from interactions between inherited risk, molecular programmes, and tissue-scale remodelling that are observed clinically through imaging. Health systems now routinely generate large volumes of cardiac MRI, CT…

We present SSL-HV: Self-Supervised Learning approaches applied to the task of Handwriting Verification. This task involves determining whether a given pair of handwritten images originate from the same or different writer distribution. We…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Mihir Chauhan , Mohammad Abuzar Hashemi , Abhishek Satbhai , Mir Basheer Ali , Bina Ramamurthy , Mingchen Gao , Siwei Lyu , Sargur Srihari

Left Ventricular Hypertrophy (LVH) is a major cardiovascular risk factor, linked to heart failure, arrhythmia, and sudden cardiac death, often resulting from chronic stress like hypertension. Electrocardiography (ECG), while varying in…

信号处理 · 电气工程与系统科学 2024-11-14 Wei Tang , Kangning Cui , Raymond H. Chan , Jean-Michel Morel

In this work, we propose an ensemble of classifiers to distinguish between various degrees of abnormalities of the heart using Phonocardiogram (PCG) signals acquired using digital stethoscopes in a clinical setting, for the INTERSPEECH 2018…

计算机视觉与模式识别 · 计算机科学 2019-04-30 Ahmed Imtiaz Humayun , Md. Tauhiduzzaman Khan , Shabnam Ghaffarzadegan , Zhe Feng , Taufiq Hasan

Heart failure (HF) is a leading cause of morbidity, mortality, and health care costs. Prolonged conduction through the myocardium can occur with HF, and a device-driven approach, termed cardiac resynchronization therapy (CRT), can improve…

机器学习 · 计算机科学 2021-09-14 Brendan E. Odigwe , Francis G. Spinale , Homayoun Valafar

This paper presents the HRVConformer, a novel deep learning architecture for the classification of hypoxic-ischemic encephalopathy (HIE) using the instantaneous heart rate (HR) signal. Unlike conventional approaches that rely on handcrafted…

机器学习 · 计算机科学 2026-05-27 Shuwen Yu , William P Marnane , Geraldine B. Boylan , Gordon Lightbody

This study proposed a hybrid model of a convolutional neural network (CNN) and a Transformer to predict and diagnose heart disease. Based on CNN's strength in detecting local features and the Transformer's high capacity in sensing global…

机器学习 · 计算机科学 2025-03-05 Ran Hao , Yanlin Xiang , Junliang Du , Qingyuan He , Jiacheng Hu , Ting Xu

Coronavirus Disease 2019 (COVID-19) demonstrated the need for accurate and fast diagnosis methods for emergent viral diseases. Soon after the emergence of COVID-19, medical practitioners used X-ray and computed tomography (CT) images of…

图像与视频处理 · 电气工程与系统科学 2021-01-22 Weihan Zhang , Bryan Pogorelsky , Mark Loveland , Trevor Wolf

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

Feature matching and finding correspondences between endoscopic images is a key step in many clinical applications such as patient follow-up and generation of panoramic image from clinical sequences for fast anomalies localization.…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Manel Farhat , Houda Chaabouni-Chouayakh , Achraf Ben-Hamadou

Visualizing disease-induced scarring and fibrosis in the heart on cardiac magnetic resonance (CMR) imaging with contrast enhancement (LGE) is paramount in characterizing disease progression and quantifying pathophysiological substrates of…

图像与视频处理 · 电气工程与系统科学 2021-01-12 Haley G. Abramson , Dan M. Popescu , Rebecca Yu , Changxin Lai , Julie K. Shade , Katherine C. Wu , Mauro Maggioni , Natalia A. Trayanova

In this paper, a new efficient feature extraction method based on the adaptive threshold of wavelet package coefficients is presented. This paper especially deals with the assessment of autonomic nervous system using the background…

计算机视觉与模式识别 · 计算机科学 2009-12-14 G. Kheder , A. Kachouri , M. Ben Massoued , M. Samet

Medical head CT-scan imaging has been successfully combined with deep learning for medical diagnostics of head diseases and lesions[1]. State of the art classification models and algorithms for this task usually are based on 3d convolution…

计算机视觉与模式识别 · 计算机科学 2020-10-21 Luis Leal , Marvin Castillo , Fernando Juarez , Erick Ramirez , Mildred Aspuac , Diana Letona

Facial video-based remote physiological measurement is a promising research area for detecting human vital signs (e.g., heart rate, respiration frequency) in a non-contact way. Conventional approaches are mostly supervised learning,…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Zijie Yue , Miaojing Shi , Hanli Wang , Shuai Ding , Qijun Chen , Shanlin Yang

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…

计算机视觉与模式识别 · 计算机科学 2017-04-13 Davis M. Vigneault , Weidi Xie , David A. Bluemke , J. Alison Noble

Cardiovascular disease (CVD) prediction remains a tremendous challenge due to its multifactorial etiology and global burden of morbidity and mortality. Despite the growing availability of genomic and electrophysiological data, extracting…

机器学习 · 计算机科学 2025-08-12 Niranjana Arun Menon , Iqra Farooq , Yulong Li , Sara Ahmed , Yutong Xie , Muhammad Awais , Imran Razzak

The transcriptomics of cancer tumors are characterized with tens of thousands of gene expression features. Patient prognosis or tumor stage can be assessed by machine learning techniques like supervised classification tasks given a gene…

机器学习 · 计算机科学 2020-04-13 Martin Palazzo , Patricio Yankilevich , Pierre Beauseroy