Table 6.
Mean values and coefficients of variance for 19 texture features for the subset of 60 images
| Texture feature | Reader 1 (mean) | Reader 2 (mean) | Reader 3 (mean) | Coefficient of variance |
|---|---|---|---|---|
| Variance | 189 | 186 | 186 | 3.23 |
| Skewness | 0.653 | 0.491 | 0.578 | -6.93 |
| Kurtosis | 0.412 | 0.295 | 0.521 | -2.66 |
| Entropy | 11.3 | 11.5 | 11.6 | 4.13 |
| Contrast | 0.944 | 0.944 | 0.942 | 0.21 |
| Correlation | 0.006 | 0.006 | 0.006 | 4.85 |
| Energy | 0.443 | 0.437 | 0.438 | 1.11 |
| Homogeneity | 5.37 | 5.41 | 5.39 | 0.57 |
| SRE | 0.874 | 0.878 | 0.877 | 0.4 |
| LRE | 1.82 | 1.77 | 1.79 | 1.91 |
| GLN | 1,860 | 1,550 | 1,800 | 10.85 |
| RLN | 33,000 | 28,800 | 32,200 | 8.29 |
| RP | 0.829 | 0.835 | 0.833 | 0.57 |
| LGRE | 0.001 | 0.001 | 0.002 | 5.71 |
| HGRE | 1,140 | 1,150 | 1,140 | 0.49 |
| SRLGE | 0.001 | 0.001 | 0.001 | 5.6 |
| SRHGE | 1,000 | 1,010 | 1,000 | 0.63 |
| LRLGE | 0.002 | 0.003 | 0.005 | 6.68 |
| LRHGE | 2,300 | 2,210 | 2,260 | 2.76 |
GLN Grey-level nonuniformity, HGRE High grey-level run emphasis, LGRE Low grey-level run emphasis, LRE Long-run emphasis, LRHGE Long-run high-grey-level emphasis, LRLGE Long-run low-grey-level emphasis, RLN Run-length nonuniformity, RP Run-percentage, SRE Short-run emphasis, SRHGE Short-run high-grey-level emphasis, SRLGE Short-run low-grey-level emphasis