Table 11: Confusion matrix (in number of pixels) when comparing GPS ground observations to the classified image produced by applying the Random Forests classifier script to Landsat-8, DEM and slope data, and RADARSAT-2 dual-polarized intensity images (HH and HV).
Class | Ap | Af | At | O | Mc | McV | Ms | MsV | Ms/R | SG | SGV | S/R | T | bT | gT | gsT | sT | wT | TV | T/R | B | R | User’s accuracy | Error of Commission |
Ap | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 63.6 | 36.4 |
Af | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100 | 0 |
At | 0 | 0 | 5 | 0 | 0 | 0 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 55.6 | 44.4 |
O | 0 | 0 | 0 | 11 | 0 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 61.1 | 38.9 |
Mc | 0 | 0 | 0 | 0 | 11 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 78.6 | 21.4 |
McV | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 93.5 | 6.5 |
Ms | 0 | 0 | 1 | 0 | 0 | 0 | 25 | 1 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 78.1 | 21.9 |
MsV | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 93.3 | 6.7 |
Ms/R | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 47 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 88.7 | 11.3 |
SG | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 81.8 | 18.2 |
SGV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 94.7 | 5.3 |
S/R | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 11.1 | 88.9 |
T | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 82.6 | 17.4 |
bT | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 23 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 76.7 | 23.3 |
gT | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 72.7 | 27.3 |
gsT | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 90.9 | 9.1 |
sT | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 89.5 | 10.5 |
wT | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 32 | 0 | 0 | 0 | 0 | 91.4 | 8.6 |
TV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 0 | 1 | 95.7 | 4.3 |
T/R | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 5 | 2 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 24 | 0 | 8 | 53.3 | 46.7 |
B | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 100 | 0 |
R | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 5 | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 43 | 60.6 | 39.4 |
Producer’s accuracy | 87.5 | 100 | 83.3 | 64.7 | 73.3 | 90.6 | 75.8 | 87.5 | 75.8 | 51.4 | 47.4 | 20 | 73.1 | 82.1 | 72.7 | 100 | 89.5 | 97.0 | 91.7 | 85.7 | 100 | 76.8 | | |
Error of Omission | 12.5 | 0 | 16.7 | 35.3 | 26.7 | 9.4 | 24.2 | 12.5 | 24.2 | 48.6 | 52.6 | 80 | 26.9 | 17.9 | 27.3 | 0 | 10.5 | 3.0 | 8.3 | 14.3 | 0 | 23.2 | | |