Journal ArticleDOI
Computationally efficient sub-band coding of ECG signals.
J.H. Husøy,T. Gjerde +1 more
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TLDR
It is concluded that the present scheme, suitable for real time implementation on a PC, can provide compression ratios between 5 and 15 without loss of clinical information.About:
This article is published in Medical Engineering & Physics.The article was published on 1996-03-01. It has received 27 citations till now. The article focuses on the topics: Infinite impulse response & Dictionary coder.read more
Citations
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Journal ArticleDOI
An efficient coding algorithm for the compression of ECG signals using the wavelet transform
TL;DR: The proposed algorithm is compared with direct-based and wavelet-based compression algorithms and showed superior performance and the ability of the coding algorithm to compress ECG signals is investigated.
Journal ArticleDOI
Wavelet-based electrocardiogram signal compression methods and their performances: A prospective review
TL;DR: A prospective review of wavelet-based ECG compression methods and their performances based upon findings obtained from various experiments conducted using both clean and noisy ECG signals is presented.
Journal ArticleDOI
Compression of ECG signals by optimized quantization of discrete cosine transform coefficients.
TL;DR: Experiments with ECG records used in other results from the literature revealed that the proposed method compares favorably with various classical and state-of-the-art ECG compressors.
Journal ArticleDOI
A low computational complexity algorithm for ECG signal compression.
Manuel Blanco-Velasco,Fernando Cruz-Roldán,Francisco López-Ferreras,Ángel M. Bravo-Santos,D. Martinez-Munoz +4 more
TL;DR: The results show that the N-PR cosine-modulated filter bank method outperforms the WP technique in both quality and efficiency.
Journal ArticleDOI
A rate distortion optimal ECG coding algorithm
TL;DR: A time domain algorithm based on the coding of line segments which are used to approximate the signal is presented that will guarantee the smallest possible distortion among all methods applying linear interpolation given an upper bound on the available number of bits.
References
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Book
Multirate Systems and Filter Banks
TL;DR: In this paper, a review of Discrete-Time Multi-Input Multi-Output (DIMO) and Linear Phase Perfect Reconstruction (QLP) QMF banks is presented.
Journal ArticleDOI
ECG data compression techniques-a unified approach
TL;DR: The theoretical bases behind the direct ECG data compression schemes are presented and classified into three categories: tolerance-comparison compression, DPCM, and entropy coding methods and a framework for evaluation and comparison of ECG compression schemes is presented.
Journal ArticleDOI
AZTEC, a Preprocessing Program for Real-Time ECG Rhythm Analysis
TL;DR: A preprocessing program developed for real-time monitoring of the electrocardiogram by digital computer has proved useful for rhythm analysis.
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A New Data-Reduction Algorithm for Real-Time ECG Analysis
TL;DR: A new algorithm called CORTES is described here that is suited for real-time applications of ECG analysis and combines the best features of two other techniques called TP and AZTEC.