Table 4.
The transformation of attribute values of the Heart Disease data set
| Attribute name | Marker name | Attribute value partition | Mapped values |
|---|---|---|---|
| Age | a | age< 52 | -1 |
| age> 65 | 1 | ||
| 52≤age ≤ 65 | 0 | ||
| Sex | b | sex= 1 | 1 |
| sex= 0 | -1 | ||
| cp | c | cp= 0 | -1 |
| cp= 1 | 1 | ||
| cp= 2,3 | 0 | ||
| trestbps | d | trestbps≥ 90 | 1 |
| trestbps< 90 | -1 | ||
| chol | e | chol ≥ 250 | 1 |
| chol < 200 | -1 | ||
| 200≤chol< 250 | 0 | ||
| fbs | f | fbs ≥ 200 | 1 |
| fbs< 200 | -1 | ||
| restecg | g | restecg= 1,2 | 1 |
| restecg= 0 | -1 | ||
| thalach | h | thalach> 100,thalach< 60 | 1 |
| 60≤ thalach≤ 100 | -1 | ||
| exang | i | exang= 1 | 1 |
| exang= 0 | -1 | ||
| oldpeak | j | oldpeak≥ 0.5 | 1 |
| oldpeak< 0.5 | -1 | ||
| slope | k | slope= 1 | 1 |
| slope= 2 | -1 | ||
| slope= 3 | 0 | ||
| ca | l | ca= 1,2,3,4 | 1 |
| ca= 0 | -1 | ||
| thal | m | thal= 0,1,2 | 1 |
| thal= 3 | -1 | ||
| target | n | target= 1 | 1 |
| target= 0 | -1 |