English
Related papers

Related papers: Motion-related Artefact Classification Using Patch…

200 papers

Purpose To develop and evaluate a deep learning-based method (MC-Net) to suppress motion artifacts in brain magnetic resonance imaging (MRI). Methods MC-Net was derived from a UNet combined with a two-stage multi-loss function. T1-weighted…

Image and Video Processing · Electrical Eng. & Systems 2022-10-26 Lei Zhang , Xiaoke Wang , Michael Rawson , Radu Balan , Edward H. Herskovits , Elias Melhem , Linda Chang , Ze Wang , Thomas Ernst

Manual interpretation and classification of ECG signals lack both accuracy and reliability. These continuous time-series signals are more effective when represented as an image for CNN-based classification. A continuous Wavelet transform…

Image and Video Processing · Electrical Eng. & Systems 2022-07-04 Tareque Bashar Ovi , Sauda Suara Naba , Dibaloke Chanda , Md. Saif Hassan Onim

Motion artifacts can compromise the diagnostic value of computed tomography (CT) images. Motion correction approaches require a per-scan estimation of patient-specific motion patterns. In this work, we train a score-based model to act as a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-24 Mareike Thies , Noah Maul , Siyuan Mei , Laura Pfaff , Nastassia Vysotskaya , Mingxuan Gu , Jonas Utz , Dennis Possart , Lukas Folle , Fabian Wagner , Andreas Maier

Cardiac magnetic resonance (CMR) image acquisition requires subjects to hold their breath while 2D cine images are acquired. This process assumes that the heart remains in the same position across all slices. However, differences in…

Image and Video Processing · Electrical Eng. & Systems 2024-04-02 Nil Stolt-Ansó , Vasiliki Sideri-Lampretsa , Maik Dannecker , Daniel Rueckert

In precision sports such as archery, athletes' performance depends on both biomechanical stability and psychological resilience. Traditional motion analysis systems are often expensive and intrusive, limiting their use in natural training…

Machine Learning · Computer Science 2025-11-19 Xianghe Liu , Jiajia Liu , Chuxian Xu , Minghan Wang , Hongbo Peng , Tao Sun , Jiaqi Xu

Background: To systematically review and perform a meta-analysis of artificial intelligence (AI)-driven methods for detecting and correcting magnetic resonance imaging (MRI) motion artifacts, assessing current developments, effectiveness,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-24 Mojtaba Safari , Zach Eidex , Richard L. J. Qiu , Matthew Goette , Tonghe Wang , Xiaofeng Yang

Accelerated MRI reconstructs images of clinical anatomies from sparsely sampled signal data to reduce patient scan times. While recent works have leveraged deep learning to accomplish this task, such approaches have often only been explored…

Image and Video Processing · Electrical Eng. & Systems 2022-12-01 Michael S. Yao , Michael S. Hansen

Medical imaging refers to the technologies and methods utilized to view the human body and its inside, in order to diagnose, monitor, or even treat medical disorders. This paper aims to explore the application of deep learning techniques in…

Image and Video Processing · Electrical Eng. & Systems 2024-11-08 Ketan Suhaas Saichandran

Heart rate estimation from electrocardiogram signals is very important for the early detection of cardiovascular diseases. However, due to large individual differences and varying electrocardiogram signal quality, there does not exist a…

Machine Learning · Computer Science 2019-03-27 Dongrui Wu , Feifei Liu , Chengyu Liu

The performance of deep learning (DL) methods for the analysis of cine cardiovascular magnetic resonance (CMR) is typically assessed in terms of accuracy, overlooking precision. In this work, uncertainty estimation techniques, namely deep…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Dewmini Hasara Wickremasinghe , Michelle Gibogwe , Andrew Bell , Esther Puyol-Antón , Muhummad Sohaib Nazir , Reza Razavi , Bruno Paun , Paul Aljabar , Andrew P. King

Cardiac magnetic resonance imaging (CMR) offers detailed evaluation of cardiac structure and function, but its limited accessibility restricts use to selected patient populations. In contrast, the electrocardiogram (ECG) is ubiquitous and…

Exercise testing has been available for more than a half-century and is a remarkably versatile tool for diagnostic and prognostic information of patients for a range of diseases, especially cardiovascular and pulmonary. With rapid…

Machine Learning · Computer Science 2022-04-27 Yash Sharma , Nick Coronato , Donald E. Brown

In this paper, the problem of orientation correction in cardiac MRI images is investigated and a framework for orientation recognition via deep neural networks is proposed. For multi-modality MRI, we introduce a transfer learning strategy…

Image and Video Processing · Electrical Eng. & Systems 2022-11-22 Jiyao Liu

Pulmonary diseases can cause severe respiratory problems, leading to sudden death if not treated timely. Many researchers have utilized deep learning systems to diagnose pulmonary disorders using chest X-rays (CXRs). However, such systems…

Image and Video Processing · Electrical Eng. & Systems 2022-01-17 Mehreen Sirshar , Taimur Hassan , Muhammad Usman Akram , Shoab Ahmed Khan

Motion artifacts caused by prolonged acquisition time are a significant challenge in Magnetic Resonance Imaging (MRI), hindering accurate tissue segmentation. These artifacts appear as blurred images that mimic tissue-like appearances,…

Image and Video Processing · Electrical Eng. & Systems 2024-12-06 Sunyoung Jung , Yoonseok Choi , Mohammed A. Al-masni , Minyoung Jung , Dong-Hyun Kim

Objectives: Atrial fibrillation (AF) is a common heart rhythm disorder associated with deadly and debilitating consequences including heart failure, stroke, poor mental health, reduced quality of life and death. Having an automatic system…

Signal Processing · Electrical Eng. & Systems 2018-01-31 Philip Warrick , Masun Nabhan Homsi

Cardiovascular disease remains a significant problem in modern society. Among non-invasive techniques, the electrocardiogram (ECG) is one of the most reliable methods for detecting abnormalities in cardiac activities. However, ECG…

Signal Processing · Electrical Eng. & Systems 2023-03-22 Huy Pham , Konstantin Egorov , Alexey Kazakov , Semen Budennyy

Despite the fact that notable improvements have been made recently in the field of feature extraction and classification, human action recognition is still challenging, especially in images, in which, unlike videos, there is no motion.…

Computer Vision and Pattern Recognition · Computer Science 2020-03-24 Sina Mohammadi , Sina Ghofrani Majelan , Shahriar B. Shokouhi

Electrocardiogram (ECG) classification is crucial for automated cardiac disease diagnosis, yet existing methods often struggle to capture local morphological details and long-range temporal dependencies simultaneously. To address these…

Machine Learning · Computer Science 2025-05-12 Md Kamrujjaman Mobin , Md Saiful Islam , Sadik Al Barid , Md Masum

Metal implants in MRI cause severe artifacts that degrade image quality and hinder clinical diagnosis. Traditional approaches address metal artifact reduction (MAR) and accelerated MRI acquisition as separate problems. We propose MASC, a…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Zhengyi Lu , Ming Lu , Chongyu Qu , Junchao Zhu , Junlin Guo , Marilyn Lionts , Yanfan Zhu , Yuechen Yang , Tianyuan Yao , Jayasai Rajagopal , Bennett Allan Landman , Xiao Wang , Xinqiang Yan , Yuankai Huo