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The ability to automatically learn task specific feature representations has led to a huge success of deep learning methods. When large training data is scarce, such as in medical imaging problems, transfer learning has been very effective.…

计算机视觉与模式识别 · 计算机科学 2017-04-21 Hariharan Ravishankar , Prasad Sudhakar , Rahul Venkataramani , Sheshadri Thiruvenkadam , Pavan Annangi , Narayanan Babu , Vivek Vaidya

Introduction: Premature Ventricular Contractions (PVCs) are common cardiac arrhythmias originating from the ventricles. Accurate detection remains challenging due to variability in electrocardiogram (ECG) waveforms caused by differences in…

机器学习 · 计算机科学 2026-01-27 Hagai Hamami , Yosef Solewicz , Daniel Zur , Yonatan Kleerekoper , Joachim A. Behar

Remarkable progress has been made in image recognition, primarily due to the availability of large-scale annotated datasets and the revival of deep CNN. CNNs enable learning data-driven, highly representative, layered hierarchical image…

计算机视觉与模式识别 · 计算机科学 2016-02-11 Hoo-Chang Shin , Holger R. Roth , Mingchen Gao , Le Lu , Ziyue Xu , Isabella Nogues , Jianhua Yao , Daniel Mollura , Ronald M. Summers

In deep learning, transfer learning and ensemble models have shown promise in improving computer-aided disease diagnosis. However, applying the transfer learning and ensemble model is still relatively limited. Moreover, the ensemble model's…

图像与视频处理 · 电气工程与系统科学 2024-09-11 Md Taimur Ahad , Sumaya Mustofa , Faruk Ahmed , Yousuf Rayhan Emon , Aunirudra Dey Anu

Automated electrocardiogram (ECG) classification is essential for early detection of cardiovascular diseases. While recent approaches have increasingly relied on deep neural networks with complex architectures, we demonstrate that careful…

机器学习 · 计算机科学 2026-03-10 Naqcho Ali Mehdi , Amir Ali

Myocardial characterization is essential for patients with myocardial infarction and other myocardial diseases, and the assessment is often performed using cardiac magnetic resonance (CMR) sequences. In this study, we propose a fully…

图像与视频处理 · 电气工程与系统科学 2020-08-19 Xiaoran Zhang , Michelle Noga , Kumaradevan Punithakumar

Cardiovascular disease (CVD) is a major pediatric health burden, and early screening is of critical importance. Electrocardiography (ECG), as a noninvasive and accessible tool, is well suited for this purpose. This paper presents the first…

信号处理 · 电气工程与系统科学 2025-10-07 Yiqiao Chen

This study introduces a WaveNet-based deep learning model designed to automate the classification of intracranial electroencephalography (iEEG) signals into physiological activity, pathological (epileptic) activity, power-line noise, and…

机器学习 · 计算机科学 2026-01-14 Casper van Laar , Khubaib Ahmed

Convolutional Neural Networks (CNNs) have shown to be powerful medical image segmentation models. In this study, we address some of the main unresolved issues regarding these models. Specifically, training of these models on small medical…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Davood Karimi , Ali Gholipour

For the weakly supervised task of electrocardiogram (ECG) rhythm classification, convolutional neural networks (CNNs) and long short-term memory (LSTM) networks are two increasingly popular classification models. This work investigates…

机器学习 · 计算机科学 2019-12-03 Nora Vogt

Electrocardiogram (ECG) is a widely used reliable, non-invasive approach for cardiovascular disease diagnosis. With the rapid growth of ECG examinations and the insufficiency of cardiologists, accurate and automatic diagnosis of ECG signals…

机器学习 · 计算机科学 2020-10-21 Dongdong Zhang , Xiaohui Yuan , Ping Zhang

Convolutional neural networks (CNN) are now being widely used for classifying and detecting pulmonary abnormalities in chest radiographs. Two complementary generalization properties of CNNs, translation invariance and equivariance, are…

计算机视觉与模式识别 · 计算机科学 2021-09-03 Edward Verenich , Tobias Martin , Alvaro Velasquez , Nazar Khan , Faraz Hussain

Background and Objective: Differentiating wide complex tachycardia (WCT) is clinically critical yet challenging due to morphological similarities in electrocardiogram (ECG) signals between life-threatening ventricular tachycardia (VT) and…

Effective and powerful methods for denoising real electrocardiogram (ECG) signals are important for wearable sensors and devices. Deep Learning (DL) models have been used extensively in image processing and other domains with great success…

机器学习 · 计算机科学 2020-06-24 Corneliu Arsene

Echocardiogram video plays a crucial role in analysing cardiac function and diagnosing cardiac diseases. Current deep neural network methods primarily aim to enhance diagnosis accuracy by incorporating prior knowledge, such as segmenting…

图像与视频处理 · 电气工程与系统科学 2024-10-29 Jiewen Yang , Yiqun Lin , Bin Pu , Jiarong Guo , Xiaowei Xu , Xiaomeng Li

The detection of cardiovascular diseases (CVD) using machine learning techniques represents a significant advancement in medical diagnostics, aiming to enhance early detection, accuracy, and efficiency. This study explores a comparative…

机器学习 · 计算机科学 2024-05-28 Dayana K , S. Nandini , Sanjjushri Varshini R

The four essential chambers of one's heart that lie in the thoracic cavity are crucial for one's survival, yet ironically prove to be the most vulnerable. Cardiovascular disease (CVD) also commonly referred to as heart disease has steadily…

机器学习 · 计算机科学 2021-11-17 Aaditya Surya

Electrocardiogram (ECG) is the most frequent and routine diagnostic tool used for monitoring heart electrical signals and evaluating its functionality. The human heart can suffer from a variety of diseases, including cardiac arrhythmias.…

信号处理 · 电气工程与系统科学 2022-09-05 Negin Alamatsaz , Leyla s Tabatabaei , Mohammadreza Yazdchi , Hamidreza Payan , Nima Alamatsaz , Fahimeh Nasimi

The proposed system consists of a two-stage cascade. The first stage performs a rough heartbeat detection while the second stage refines the previous one, improving the temporal localization and also classifying the heartbeats into types S1…

音频与语音处理 · 电气工程与系统科学 2024-11-06 J. Torre-Cruz , D. Martinez-Munoz , N. Ruiz-Reyes , A. J. Munoz-Montoro , M. Puentes-Chiachio , F. J. Canadas-Quesada

Breast cancer is the most common cancer in the world and the most prevalent cause of death among women worldwide. Nevertheless, it is also one of the most treatable malignancies if detected early. In this paper, a deep convolutional neural…

计算机视觉与模式识别 · 计算机科学 2021-12-23 Hussin Ragb , Redha Ali , Elforjani Jera , Nagi Buaossa