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Features of breast cancer data.
| Breast Cancer Data Characteristics | Description |
|---|---|
| Radius | Mean of distances from center to points on the perimeter |
| Texture | standard deviation of gray-scale values |
| Perimeter | Perimeter of tumor |
| Area | Area of tumor |
| Smoothness | local variation in radius lengths |
| Compactness | Perimeter^2/area - 1.0 |
| Concavity | Severity of concave portions of the contour |
| Concave points | Number of concave portions of the contour |
| Fractal | “Coastline approximation” – 1 |
