Table 10: Mapping accuracies (in %) obtained by comparing the GPS validation sites to the classified image produced by applying the Random Forests classifier to Landsat-8, DEM and slope data, alone or with RADARSAT-2 dual-polarized intensity images (HH and HV).
Class code User’s accuracy Producer’s accuracy
Landsat-8 Landsat-8 & RADARSAT-2 Landsat-8 Landsat-8 & Radarsat-2
Ap 45.5 63.6 83.3 87.5
Af 100.0 100.0 100.0 100.0
At 55.6 55.6 62.5 83.3
O 45.0 61.1 34.6 64.7
Mc 50.0 78.6 63.6 73.3
McV 90.9 93.5 78.9 90.6
Ms 78.8 78.1 81.3 75.8
MsV 86.7 93.3 81.3 87.5
Ms/R 74.6 88.7 81.0 75.8
SG 71.4 81.8 42.4 51.4
SGV 75.9 94.7 33.3 47.4
S/R 22.2 11.1 40.0 20.0
T 83.9 82.6 72.2 73.1
bT 61.5 76.7 75.0 82.1
gT 69.2 72.7 81.8 72.7
gsT 60.0 90.9 93.8 100.0
sT 81.5 89.5 88.0 89.5
wT 86.1 91.4 86.1 97.0
TV 78.6 95.7 84.6 91.7
T/R 36.5 53.3 65.7 85.7
B 100.0 100.0 90.0 100.0
R 61.4 60.6 70.1 76.8
Average 68.9 77.9 72.3 78.5
Overall 68.5 78.2 68.5 78.2