Correction of merged normalisation

pySTEPS · Jun 10, 2024 · 8827515 · 8827515
1 parent c38f4e1
commit 8827515
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pysteps/downscaling/rainfarm.py b/pysteps/downscaling/rainfarm.py
@@ -157,7 +157,7 @@ def compute_psd(array, fft_size):
     )
 
     # Inverse FFT to obtain the merged array in the spatial domain
-    merged = np.real(np.fft.ifftn(fft_merged)) / len(fft_merged)
+    merged = np.real(np.fft.ifftn(fft_merged)) / fft_merged.size
 
     return merged