Raw ECG
Input Data

PREPROCESSING

Bandpass Filter
(0.5 - 40 Hz)

Wavelet Denoising
(pywt) → DWT

R-peak Detection
(Pan-Tompkins)

SEGMENTATION & LABELING

CWT IMAGE

CLASSIFICATIONS (CNN)

Train:Test: Validation

70 : 15: 15

Output Arrhythmia
Class