KWUDataPreprocessing

1. Data

1-1. AFDB

• Atrial Fibrillation Patients ECG data

1-2. CHF

• Chronic Heart Failure Patients ECG data

1-3. Healthy

• Healthy group contianing Young and elderly ECG data

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2. preproc.m

It includes load dataset, Preprocessing and Extract RR intervals from ECG data

2-1. section

• Set Data location path and Initialize Sampling Freq.

2-2. section

• Load CHF, AF, HEALTHY ECG data

2-3. section

Preprocessing

1. Find R-peaks using Pan and Tompkins Algorithms and Extract RR intervals
2. Remove abnormal RRI
3. Remove outliers