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Background: Cardiac MRI derived biventricular mass and function parameters, such as end-systolic volume (ESV), end-diastolic volume (EDV), ejection fraction (EF), stroke volume (SV), and ventricular mass (VM) are clinically well…

计算机视觉与模式识别 · 计算机科学 2017-06-15 Hinrich B Winther , Christian Hundt , Bertil Schmidt , Christoph Czerner , Johann Bauersachs , Frank Wacker , Jens Vogel-Claussen

Brain-computer interfaces (BCIs) offer a pathway to restore communication for individuals with severe motor or speech impairments. Imagined handwriting provides an intuitive paradigm for character-level neural decoding, bridging the gap…

Segmentation of thigh tissues (muscle, fat, inter-muscular adipose tissue (IMAT), bone, and bone marrow) from magnetic resonance imaging (MRI) scans is useful for clinical and research investigations in various conditions such as aging,…

图像与视频处理 · 电气工程与系统科学 2020-11-30 Syed Muhammad Anwar , Ismail Irmakci , Drew A. Torigian , Sachin Jambawalikar , Georgios Z. Papadakis , Can Akgun , Mehmet Akcakaya , Ulas Bagci

An important paradigm in smart health is developing diagnosis tools and monitoring a patient's heart activity through processing Electrocardiogram (ECG) signals is a key example, sue to high mortality rate of heart-related disease. However,…

信号处理 · 电气工程与系统科学 2018-11-02 Jiaming Chen , Ali Valehi , Abolfazl Razi

A major stage of radio interferometric data processing is calibration or the estimation of systematic errors in the data and the correction for such errors. A stochastic error (noise) model is assumed, and in most cases, this underlying…

天体物理仪器与方法 · 物理学 2015-06-16 S. Kazemi , S. Yatawatta

Due to the difficulty of acquiring large-scale explicit user feedback, implicit feedback (e.g., clicks or other interactions) is widely applied as an alternative source of data, where user-item interactions can be modeled as a bipartite…

信息检索 · 计算机科学 2024-11-15 Xinyu He , Jose Sepulveda , Mostafa Rahmani , Alyssa Woo , Fei Wang , Hanghang Tong

Biosignal monitoring, in particular heart activity through heart rate (HR) and heart rate variability (HRV) tracking, is vital in enabling continuous, non-invasive tracking of physiological and cognitive states. Recent studies have explored…

信号处理 · 电气工程与系统科学 2025-05-06 Carlos Santos , Sebastian Frey , Andrea Cossettini , Luca Benini , Victor Kartsch

A multiple instance learning (MIL) method, extended Function of Multiple Instances ($e$FUMI), is applied to ballistocardiogram (BCG) signals produced by a hydraulic bed sensor. The goal of this approach is to learn a personalized heartbeat…

计算机视觉与模式识别 · 计算机科学 2016-11-17 Changzhe Jiao , Princess Lyons , Alina Zare , Licet Rosales , Marjorie Skubic

In intensive care units (ICUs), critically ill patients are monitored with electroencephalograms (EEGs) to prevent serious brain injury. The number of patients who can be monitored is constrained by the availability of trained physicians to…

Estimating individualized treatment effects (ITEs) from observational data is crucial for decision-making. In order to obtain unbiased ITE estimates, a common assumption is that all confounders are observed. However, in practice, it is…

机器学习 · 统计学 2021-12-07 Milan Kuzmanovic , Tobias Hatt , Stefan Feuerriegel

Heart Rate Variability (HRV) measures the variation of the time between consecutive heartbeats and is a major indicator of physical and mental health. Recent research has demonstrated that photoplethysmography (PPG) sensors can be used to…

机器学习 · 计算机科学 2023-03-27 Yuntong Zhang , Jingye Xu , Mimi Xie , Dakai Zhu , Houbing Song , Wei Wang

Implicit Neural Representation (INR) has emerged as an effective method for unsupervised image denoising. However, INR models are typically overparameterized; consequently, these models are prone to overfitting during learning, resulting in…

计算机视觉与模式识别 · 计算机科学 2024-01-04 Zipei Yan , Zhengji Liu , Jizhou Li

Biosignals can be viewed as mixtures measuring particular physiological events, and blind source separation (BSS) aims to extract underlying source signals from mixtures. This paper proposes a self-supervised multi-encoder autoencoder…

机器学习 · 计算机科学 2025-12-12 Matthew B. Webster , Dongheon Lee , Joonnyong Lee

Given rising numbers of bilateral cochlear implant (CI) users, predominantly children, there is a clinical need for efficient and reliable tests that can objectively evaluate binaural hearing. These tests are crucial for guiding the setup…

医学物理 · 物理学 2024-08-09 Hongmei Hu , Ben Williges , Deborah Vickers

Recent denoising algorithms based on the "blind-spot" strategy show impressive blind image denoising performances, without utilizing any external dataset. While the methods excel in recovering highly contaminated images, we observe that…

图像与视频处理 · 电气工程与系统科学 2022-04-07 Chaewon Kim , Jaeho Lee , Jinwoo Shin

Sudden cardiac death and arrhythmia account for a large percentage of all deaths worldwide. Electrocardiography (ECG) is the most widely used screening tool for cardiovascular diseases. Traditionally, ECG signals are classified manually,…

信号处理 · 电气工程与系统科学 2022-06-16 Li Xiaolin , Fang Xiang , Rajesh C. Panicker , Barry Cardiff , Deepu John

Cardiotocography (CTG) is a key element when it comes to monitoring fetal well-being. Obstetricians use it to observe the fetal heart rate (FHR) and the uterine contraction (UC). The goal is to determine how the fetus reacts to the…

信号处理 · 电气工程与系统科学 2022-10-03 Julien Bertieaux , Mohammadhadi Shateri , Fabrice Labeau , Thierry Dutoit

Accurate extraction of heart rate from photoplethysmography (PPG) signals remains challenging due to motion artifacts and signal degradation. Although deep learning methods trained as a data-driven inference problem offer promising…

信号处理 · 电气工程与系统科学 2024-10-21 Christodoulos Kechris , Jonathan Dan , Jose Miranda , David Atienza

Cardiovascular diseases, particularly arrhythmias, remain a leading global cause of mortality, necessitating continuous monitoring via the Internet of Medical Things (IoMT). However, state-of-the-art deep learning approaches often impose…

机器学习 · 计算机科学 2026-01-05 Moirangthem Tiken Singh , Manibhushan Yaikhom

Continuous monitoring of cardiac activity is paramount to understanding the functioning of the heart in addition to identifying precursors to conditions such as Atrial Fibrillation. Through continuous cardiac monitoring, early indications…

机器学习 · 计算机科学 2020-10-13 Prithvi Suresh , Naveen Narayanan , Chakilam Vijay Pranav , Vineeth Vijayaraghavan