evi formula adjustment

sen2chain/indices_functions.py

@@ -573,7 +573,7 @@ def create_raw_evi(
         np.seterr(
             divide="ignore", invalid="ignore"
         )  # ignore warnings when dividing by zero
-        evi = (2.5 * ((nir - red)) / ((nir + 6.0 * red- 7.5 * blue)+ 1)*1000).astype(np.int32)
+        evi = 2.5 * ((nir/10000 - red/10000)) / ((nir/10000 + 6.0 * red/10000- 7.5 * blue/10000)+ 1).astype(np.int32)
         evi_masked = np.where(red != 0, evi, 32767)
 
     red_profile.update(