| makepseudo | Nearest neighbor augmentatation based on ranks |
| mapindex | Index in one vector mapped to treatment and observation index |
| miniimagematrix | Mini-image data matrice for example |
| NPtest_indept | Test of independence in presence of heteroscedastic treatments |
| PSSIM_snow | Image structural similarity measure PSSIM based on hypothesis test |
| trt_position | Starting and ending position in a vector |