message: training: tweaked ghosting fix
diff: @@ -294,7 +294,7 @@ class TrainingDataset(PreprocessedDataset):
  # Randomly zero the color channels
  # This prevents "ghosting" artifacts when the color buffer is entirely black
  - if np.random.rand() < 0.01:
  + if np.random.rand() < 0.02:
  input_image[:, :, 0:3] = 0
  target_image[:] = 0
  