| clipping | Clipping image |
| codisp | Codispersion Coefficient |
| cor.spatial | Tjostheim's Coefficient |
| CQ | Codispersion based similarity index |
| denoise | Remove noise from an image |
| imnoise | Add noise to image |
| modified.Ftest | Modified F test |
| modified.ttest | Modified t test |
| murray | The Murray smelter site dataset |
| normalize | Normalization for a matrix |
| radiata | The Pinus Radiata dataset |
| RGB2gray | Convert RGB image or colormap to grayscale image |
| SSIM | Structural similarity index |
| texmos2 | USC texture mosaic number 2 |
| twelve | Ishihara plate number 1 |
| wheat | Brodatz texture image, Straw (D15) |