Table 2.
Texture feature class | Individual attributes | Parameters |
---|---|---|
Gabor filters | 6 scales | , |
8 orientations | ||
Kirsch filters | X-direction | Window size, |
Y-direction | ||
XY-diagonal | ||
Sobel filters | X-direction | Window size, |
Y-direction | ||
XY-diagonal | ||
YX-diagonal | ||
Gray level (first-order textural) | Mean | Window size, |
Median | ||
Standard deviation | ||
Range | ||
x-Gradient | ||
y-Gradient | ||
Magnitude of gradient | ||
Diagonal gradient | ||
Haralick (second-order textural) | Contrast energy | Window size, |
Contrast inverse moment | ||
Contrast average | Maximum intensity, | |
Contrast variance | ||
Contrast entropy | ||
Intensity average | ||
Intensity variance | ||
Intensity entropy | ||
Entropy | ||
Energy | ||
Correlation | ||
Info. measure of correlation 1 | ||
Info. measure of correlation 2 |
These features were used in the calculation of precontrast, peak contrast, and textural kinetics features