A Hybrid Intelligent System Framework for the Prediction of Heart Disease Using Machine Learning Algorithms

Table 3

Features selected by Relief algorithm and their ranking.

Order	Feature	Feature name	Feature code	Scores
1	13	Thallium scan	THA	0.247
2	9	Exercise-induced angina	EIA	0.227
3	3	Type of chest pain	CPT	0.217
4	11	Slope of the peak exercise ST segment	PES	0.131
5	12	Number of major vessels (0–3) colored by fluoroscopy	VCA	0.128
6	8	Maximum heart rate	MHR	0.123