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