Table I.
Most selected features
| Feature | Type | Frequency | |
|---|---|---|---|
| Grade 1 | Background Red Histogram 240–255 | Color | 100% |
| Nuclear Major Axis Length (Minimum) | Shape | 100% | |
| Grayscale LBP (14/18) | Texture | 100% | |
| Background Red Histogram 224–239 | Color | 97% | |
| Red Histogram 240–255 | Color | 93% | |
| Grade 2 | Red-Blue Channel Difference (Skewness) | Color | 100% |
| Red Ratio (Mean) | Color | 100% | |
| Red-Green Channel Difference (Mean) | Color | 97% | |
| Nuclear Red Ratio (Median) | Color | 90% | |
| Cytoplasm Red Histogram 112–127 | Color | 87% | |
| Grade 3 | Blue Histogram 192–207 | Color | 100% |
| Nuclear Eccentricity (Inter-Quartile Range) | Shape | 100% | |
| Nuclear Eccentricity (Std. Dev.) | Shape | 100% | |
| Background Eccentricity (Mean) | Shape | 100% | |
| Cytoplasm Red Ratio (Kurtosis) | Color | 100% | |
| Grade 4 | Red Histogram 0–15 | Color | 100% |
| Nuclear Area (Median) | Shape | 100% | |
| Grayscale Histogram 0–15 | Color | 100% | |
| Nuclear Convex Hull Area (Median) | Shape | 100% | |
| Nuclear Major Axis Length (Minimum) | Shape | 100% |