Table 1.
List of texture features calculated for the 3-D computational phantom. Full mathematical description of these statistic features is given in Ref. 23.
| Texture features | Statistic type |
|---|---|
| Energy | Statistical feature |
| Variance | Statistical feature |
| Contrast | GLCM |
| Correlation | GLCM |
| Homogeneitya | GLCM |
| Sum average | GLCM |
| Texture entropya | GLCM |
| Dissimilarity | GLCM |
| SRE | GLRLM |
| LRE | GLRLM |
| GLN | GLRLM |
| RLN | GLRLM |
| Run percentage | GLRLM |
| LGLRE | GLRLM |
| HGLRE | GLRLM |
| SRLGLE | GLRLM |
| SRHGLE | GLRLM |
| LRLGLE | GLRLM |
| LRHGLE | GLRLM |
| GLV | GLRLM |
| RLV | GLRLM |
a
Texture entropy and homogeneity are also referred to as sum entropy and inverse difference, respectively.