Fig. 5

Energy scalograms of ECG signals. a AF rhythm (no. A_3111.jpg); b normal sinus rhythm (no. N_181.jpg); c Other rhythm (no. O_119.jpg); d Noisy (no. ~ _7909.jpg)
Energy scalograms of ECG signals. a AF rhythm (no. A_3111.jpg); b normal sinus rhythm (no. N_181.jpg); c Other rhythm (no. O_119.jpg); d Noisy (no. ~ _7909.jpg)