Table 1 Summary of the textural features used for the analysis
Feature name | Symbol/abbreviation |
|---|---|
Geometry based and histogram based features | |
 Sphericity | – |
 Compacity | – |
 Skewness | – |
 Kurtosis | – |
 Entropy | Entropy_H |
 Energy | Energy_H |
Gray-level co-occurrence matrix (GLCM) | |
 Homogeneity | – |
 Energy | – |
 Contrast | – |
 Correlation | – |
 Entropy | – |
 Dissimilarity | – |
Neighborhood gray-level different matrix (NGLDM) | |
 Contrast |  |
 Coarness |  |
Grey level run length matrix GLRLM) | |
 Short-Run Emphasis | SRE |
 Long-Run Emphasis | LER |
 Low Gray-level Run Emphasis | LGRE |
 High Gray-level Run Emphasis | HGRE |
 Short-Run Low Gray-level Emphasis | SRLGE |
 Short-Run High Gray-level Emphasis | SRHGE |
 Long-Run Low Gray-level Emphasis | LRLGE |
 Long-Run High Gray-level Emphasis | LRHGE |
 Gray-Level Non-Uniformity for run | GLNU |
 Run Length Non-Uniformity | RLNU |
 Run Percentage | RP |
Grey level zone length matrix (GLZLM) | |
 Short-Zone Emphasis | SZE |
 Long-Zone Emphasis | LZE |
 Low Gray-level Zone Emphasis | LGZE |
 High Gray-level Zone Emphasis | HGZE |
 Short-Zone Low Gray-level Emphasis | LZLGE |
 Short-Zone High Gray-level Emphasis | LZHGE |
 Long-Zone Low Gray-level Emphasis | LZLGE |
 Long-Zone High Gray-level Emphasis | LZHGE |
 Gray-Level Non-Uniformity for zone | GLNU |
 Zone Length Non-Uniformity Zone Percentage | ZP |