Still testing NDBI

io-app-backend/terramindFunctions.py

@@ -29,7 +29,7 @@ NORMALIZATION_MODE = "offset"
 NDWI_THRESHOLD = 0.1
 MNDWI_THRESHOLD = 0.1
 NDVI_THRESHOLD = 0.3
-NDBI_THRESHOLD = 0.0
+NDBI_THRESHOLD = 0.08
 BSI_THRESHOLD = 0.1
 
 USE_WATER_CORRECTION = True
@@ -340,7 +340,6 @@ def calculate_spectral_indices(input_tensor):
     green = input_tensor[0, 2].cpu().numpy() / 10000.0
     red = input_tensor[0, 3].cpu().numpy() / 10000.0
     nir = input_tensor[0, 7].cpu().numpy() / 10000.0
-    nir_re = input_tensor[0, 8].cpu().numpy() / 10000.0
     swir1 = input_tensor[0, 10].cpu().numpy() / 10000.0
     swir2 = input_tensor[0, 11].cpu().numpy() / 10000.0
 
@@ -351,7 +350,7 @@ def calculate_spectral_indices(input_tensor):
     indices['awei'] = 4 * (green - swir1) - (0.25 * nir + 2.75 * swir2)
     indices['ndvi'] = (nir - red) / (nir + red + eps)
     indices['evi'] = 2.5 * (nir - red) / (nir + 6 * red - 7.5 * blue + 1 + eps)
-    indices['ndbi'] = (swir1 - nir_re) / (swir1 + nir_re + eps)
+    indices['ndbi'] = (swir1 - swir2) / (swir1 + swir2 + eps)
     indices['bsi'] = ((swir1 + red) - (nir + blue)) / ((swir1 + red) + (nir + blue) + eps)
 
     return indices