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Journal ArticleDOI

A Real-Time QRS Detection Algorithm

TLDR
A real-time algorithm that reliably recognizes QRS complexes based upon digital analyses of slope, amplitude, and width of ECG signals and automatically adjusts thresholds and parameters periodically to adapt to such ECG changes as QRS morphology and heart rate.
Abstract
We have developed a real-time algorithm for detection of the QRS complexes of ECG signals. It reliably recognizes QRS complexes based upon digital analyses of slope, amplitude, and width. A special digital bandpass filter reduces false detections caused by the various types of interference present in ECG signals. This filtering permits use of low thresholds, thereby increasing detection sensitivity. The algorithm automatically adjusts thresholds and parameters periodically to adapt to such ECG changes as QRS morphology and heart rate. For the standard 24 h MIT/BIH arrhythmia database, this algorithm correctly detects 99.3 percent of the QRS complexes.

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Citations
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Journal ArticleDOI

Analysis of P-QRS-T Components Modified by Blind Watermarking Technique Within the Electrocardiogram Signal for Authentication in Wireless Telecardiology Using DWT

TL;DR: A novel session based blind watermarking method with secret key by embedding binary watermark image into (Electrocardiogram) ECG signal is proposed and the generated watermarked signal having an acceptable level of imperceptibility and distortion is compared to the OriginalECG signal.
Journal ArticleDOI

End-to-End Deep Learning Architecture for Continuous Blood Pressure Estimation Using Attention Mechanism.

TL;DR: An end-to-end deep learning architecture using only raw signals without the process of extracting features to improve the BP estimation performance using the attention mechanism is proposed, showing the applicability of the proposed model as an analytical metric for BP estimation.
Journal ArticleDOI

ECG Authentication System Design Based on Signal Analysis in Mobile and Wearable Devices

TL;DR: The use of cross correlation of the templates extracted during the registration and authentication stages can reduce the time required to achieve the target false acceptance rate (FAR) and false rejection rate (FRR).
Journal ArticleDOI

Development of QRS detection algorithm designed for wearable cardiorespiratory system

TL;DR: A high accuracy QRS detection algorithm is developed and based on the combination of heart rate indicators and morphological ECG features, and a comparison between systems' results is done to show the usefulness of the developed algorithm used with the authors' cardiorespiratory belt sensor.
Journal ArticleDOI

Arrhythmia Recognition and Classification Using ECG Morphology and Segment Feature Analysis

TL;DR: A novel method is proposed for accurate recognition and classification of cardiac arrhythmia appearing with the presence of abnormal heart electrical activity and has a better performance by combining proposed features than by using the ECG morphology or ECG segment features separately.
References
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Journal ArticleDOI

Software QRS detection in ambulatory monitoring--a review.

TL;DR: This review asserts that most one-channel QRS detectors described in the literature can be considered as having the same basic structure and a discussion of some of the current detection schemes is presented.
Journal ArticleDOI

Optimal QRS detector.

TL;DR: The problem of detecting the QRS complex in the presence of noise was analysed and an optimised threshold criterion based on FP/FN was developed.
Journal ArticleDOI

Automated High-Speed Analysis of Holter Tapes with Microcomputers

TL;DR: An automated Holtes scanning system based on two microcomputers that detects QRS complexes and measures the QRS durations using computations of first and second derivatives, and can process Holter tapes at 60 times real time and produce printed summaries and 24 h trend plots.
Journal ArticleDOI

Online digital filters for biological signals: some fast designs for a small computer.

TL;DR: The possibilities for extending the class of lowpass recursive digital filters to include high pass, bandpass, and bandstop filters are described, and experience with a PDP 11 computer has shown that these filters may be programmed simply using machine code, and that online operation at sampling rates up to about 8 kHz is possible.
Journal ArticleDOI

A robust-digital QRS-detection algorithm for arrhythmia monitoring

TL;DR: In this paper a new robust single lead QRS-detection algorithm is presented, allowing real-time applications and results are presented.
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