English
Related papers

Related papers: SimGANs: Simulator-Based Generative Adversarial Ne…

200 papers

Electrocardiogram (ECG) data collection during emergency situations is challenging, making ECG data generation an efficient solution for dealing with highly imbalanced ECG training datasets. In this paper, we propose a novel approach for…

Signal Processing · Electrical Eng. & Systems 2023-06-06 Nour Neifar , Achraf Ben-Hamadou , Afef Mdhaffar , Mohamed Jmaiel , Bernd Freisleben

Electrocardiogram (ECG) acquisition requires an automated system and analysis pipeline for understanding specific rhythm irregularities. Deep neural networks have become a popular technique for tracing ECG signals, outperforming human…

Electrocardiogram (ECG) datasets tend to be highly imbalanced due to the scarcity of abnormal cases. Additionally, the use of real patients' ECGs is highly regulated due to privacy issues. Therefore, there is always a need for more ECG…

Machine Learning · Computer Science 2022-08-25 Edmond Adib , Fatemeh Afghah , John J. Prevost

Machine Learning models are used in a wide variety of domains. However, machine learning methods often require a large amount of data in order to be successful. This is especially troublesome in domains where collecting real-world data is…

Neural and Evolutionary Computing · Computer Science 2022-05-23 Gabriel Wang , Anish Thite , Rodd Talebi , Anthony D'Achille , Alex Mussa , Jason Zutty

High-quality synthetic data can support the development of effective predictive models for biomedical tasks, especially in rare diseases or when subject to compelling privacy constraints. These limitations, for instance, negatively impact…

Machine Learning · Computer Science 2023-01-24 Lorenzo Simone , Davide Bacciu

Continuous medical time series data such as ECG is one of the most complex time series due to its dynamic and high dimensional characteristics. In addition, due to its sensitive nature, privacy concerns and legal restrictions, it is often…

Machine Learning · Computer Science 2022-06-07 Mansura Habiba , Eoin Brophy , Barak A. Pearlmutter , Tomas Ward

Generating realistic training data for supervised learning remains a significant challenge in artificial intelligence, particularly in domains where large, expert-labeled datasets are scarce or costly to obtain. This is especially true for…

Machine Learning · Computer Science 2026-03-20 Yakir Yehuda , Kira Radinsky

Deep learning models need a sufficient amount of data in order to be able to find the hidden patterns in it. It is the purpose of generative modeling to learn the data distribution, thus allowing us to sample more data and augment the…

Machine Learning · Computer Science 2024-11-28 José Fernando Núñez , Jamie Arjona , Javier Béjar

Echocardiography (echo) is a common means of evaluating cardiac conditions. Due to the label scarcity, semi-supervised paradigms in automated echo analysis are getting traction. One of the most sought-after problems in echo is the…

Image and Video Processing · Electrical Eng. & Systems 2019-11-26 Amir H. Abdi , Teresa Tsang , Purang Abolmaesumi

Electrocardiogram (ECG) signals, which capture the heart's electrical activity, are used to diagnose and monitor cardiac problems. The accurate classification of ECG signals, particularly for distinguishing among various types of…

This work aims to assess the reality and feasibility of the adversarial attack against cardiac diagnosis system powered by machine learning algorithms. To this end, we introduce adversarial beats, which are adversarial perturbations…

Machine Learning · Computer Science 2021-08-23 Taiga Ono , Takeshi Sugawara , Jun Sakuma , Tatsuya Mori

Electrocardiogram (ECG) is a widely used non-invasive diagnostic tool for heart diseases. Many studies have devised ECG analysis models (e.g., classifiers) to assist diagnosis. As an upstream task, researches have built generative models to…

Machine Learning · Computer Science 2023-05-30 Jintai Chen , Kuanlun Liao , Kun Wei , Haochao Ying , Danny Z. Chen , Jian Wu

We present CardiacGen, a Deep Learning framework for generating synthetic but physiologically plausible cardiac signals like ECG. Based on the physiology of cardiovascular system function, we propose a modular hierarchical generative model…

Machine Learning · Computer Science 2022-11-16 Tushar Agarwal , Emre Ertin

ECG databases are usually highly imbalanced due to the abundance of Normal ECG and scarcity of abnormal cases. As such, deep learning classifiers trained on imbalanced datasets usually perform poorly, especially on minor classes. One…

Signal Processing · Electrical Eng. & Systems 2022-11-21 Edmond Adib , Fatemeh Afghah , John J. Prevost

Generative Adversarial Networks (GAN) are known to produce synthetic data that are difficult to discern from real ones by humans. In this paper we present an approach to use GAN to produce realistically looking ECG signals. We utilize them…

Machine Learning · Computer Science 2020-09-08 Karol Antczak

Synthesizing geometrical shapes from human brain activities is an interesting and meaningful but very challenging topic. Recently, the advancements of deep generative models like Generative Adversarial Networks (GANs) have supported the…

Signal Processing · Electrical Eng. & Systems 2020-03-02 Xiang Zhang , Xiaocong Chen , Manqing Dong , Huan Liu , Chang Ge , Lina Yao

A generative adversarial network (GAN) based fully automatic electrocardiogram (ECG) arrhythmia classification system with high performance is presented in this paper. The generator (G) in our GAN is designed to generate various coupling…

Machine Learning · Computer Science 2021-03-16 Zhanhong Zhou , Xiaolong Zhai , Chung Tin

Within cardiovascular disease detection using deep learning applied to ECG signals, the complexities of handling physiological signals have sparked growing interest in leveraging deep generative models for effective data augmentation. In…

Computer Vision and Pattern Recognition · Computer Science 2024-05-06 Nour Neifar , Achraf Ben-Hamadou , Afef Mdhaffar , Mohamed Jmaiel

One of the big restrictions in brain computer interface field is the very limited training samples, it is difficult to build a reliable and usable system with such limited data. Inspired by generative adversarial networks, we propose a…

Human-Computer Interaction · Computer Science 2018-12-31 Qiqi Zhang , Ying Liu

Cardiac amyloidosis (CA) is a rare and underdiagnosed infiltrative cardiomyopathy, and available datasets for machine-learning models are typically small, imbalanced and heterogeneous. This paper presents a Generative Adversarial Network…

Machine Learning · Computer Science 2026-01-14 Francesco Speziale , Ugo Lomoio , Fabiola Boccuto , Pierangelo Veltri , Pietro Hiram Guzzi
‹ Prev 1 2 3 10 Next ›