Results 31 to 40 of about 336,082 (318)

Soft, stretchable, wireless intelligent three‐lead electrocardiograph monitors with feedback functions for warning of potential heart attack

open access: yesSmartMat, Volume 3, Issue 4, Page 668-684, December 2022., 2022
In this manuscript, we developed a stretchable, three‐lead electrocardiography (ECG) device based on self‐developed organohydrogel patches with strong adhesion and high conductivity for continuously monitoring human ECG signals. A safety warning system based on a mechanical vibration actuator is built up inside the ECG device as an indicator of the ...
Chunki Yiu   +16 more
wiley   +1 more source

Novel electrocardiographic criteria for the diagnosis of arrhythmogenic right ventricular cardiomyopathy [PDF]

open access: yes, 2015
Aims: In order to improve the electrocardiographic (ECG) diagnosis of arrhythmogenic right ventricular cardiomyopathy (ARVC), we evaluated novel quantitative parameters of the QRS complex and the value of bipolar chest leads (CF leads) computed from the ...
Bastiaenen, Rachel   +6 more
core   +1 more source

DeepPlayer: An open‐source SignalPlant plugin for deep learning inference

open access: yesSoftware: Practice and Experience, Volume 53, Issue 2, Page 455-464, February 2023., 2023
Abstract Background and Objective Machine learning has become a powerful tool in several computation domains. The most progressive way of machine learning, deep learning, has already surpassed several algorithms designed by human experts. It also applies to the field of biomedical signal processing.
Filip Plesinger   +9 more
wiley   +1 more source

A Narrow QRS Complex Tachycardia: [PDF]

open access: yes, 1999
Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/73616/1/j.1540-8167.1999.tb00200.x ...
DiMarco JP   +4 more
core   +1 more source

New electrocardiographic criteria to differentiate acute pericarditis and myocardial infarction [PDF]

open access: yes, 2014
Objective Transmural myocardial ischemia induces changes in QRS complex and QT interval duration but, theoretically, these changes might not occur in acute pericarditis provided that the injury is not transmural.
Alguersuari, Joan   +7 more
core   +2 more sources

Learning post-processing for QRS detection using Recurrent Neural Network [PDF]

open access: yesarXiv, 2021
Deep-learning based QRS-detection algorithms often require essential post-processing to refine the prediction streams for R-peak localisation. The post-processing performs signal-processing tasks from as simple as, removing isolated 0s or 1s in the prediction-stream to sophisticated steps, which require domain-specific knowledge, including the minimum ...
arxiv  

Effective Methods of QR-Decompositions of Square Complex Matrices by Fast Discrete Signal-Induced Heap Transforms [PDF]

open access: yesarXiv, 2021
The purpose of this work is to present an effective tool for computing different QR-decompositions of a complex nonsingular square matrix. The concept of the discrete signal-induced heap transform (DsiHT, Grigoryan 2006) is used. This transform is fast, has a unique algorithm for any length of the input vector/signal and can be used with different ...
arxiv  

Microvolt T‐wave alternans in early repolarization syndrome associated with ventricular arrhythmias: A case report

open access: yesAnnals of Noninvasive Electrocardiology, Volume 28, Issue 1, January 2023., 2023
Microvolt T‐wave alternans (MTWA) is a marker for the development of ventricular arrhythmias (VA), but its role in early repolarization (ER) syndrome remains unknown. MTWA was detected in a 90‐second 6‐lead electrocardiogram from an ER syndrome patient. On average, MTWA was 50 μV, higher than what was observed on healthy subjects.
Alexander Edo Tondas   +4 more
wiley   +1 more source

QRS Complex Detector [PDF]

open access: yes, 2010
Cílem této práce je seznámení s problematikou detekce QRS komplexu na základě umocnění a obálky filtrovaného signálu. První část práce je zaměřena na vznik a snímání elektrické srdeční aktivity.
Kubík, Adam
core  

DNA‑Directed Assembly of Photonic Nanomaterials for Diagnostic and Therapeutic Applications

open access: yesAdvanced Materials, EarlyView.
DNA‐directed assembly offers a powerful strategy for constructing structured photonic nanomaterials with precise spatial control. This review provides a comprehensive overview of recent advancements in DNA‐assembled photonic nanomaterials for diagnostics and therapeutics, highlighting key design principles, functionalization strategies, and optical ...
Longjiang Ding   +5 more
wiley   +1 more source

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