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T-wave alternans (TWA) is characterized by a pattern of beat-to-beat alternations in the amplitude of the T-wave of the electrocardiogram (ECG). However, TWA is usually very small and hard to detect or measure. Our aim was to develop and compare three automated TWA measurement algorithms. 100 ECG recordings provided by the 2008 PhysioNet/Computers in Cardiology Challenge were analysed. After ECG pre-processing`moving...
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