diff --git a/modules/deeplearning/srcnn_l1b_l2.py b/modules/deeplearning/srcnn_l1b_l2.py
index 64493a074e230c5f0fe85c9b1ae4086e5d60b01f..afde855bf3a73ca0c90beece93decb66aa751768 100644
--- a/modules/deeplearning/srcnn_l1b_l2.py
+++ b/modules/deeplearning/srcnn_l1b_l2.py
@@ -260,7 +260,9 @@ class SRCNN:
             tmp = tmp.copy()
             tmp = np.where(np.isnan(tmp), 0, tmp)
             # tmp = smooth_2d(tmp, sigma=1.0)
+            # Full res:
             tmp = tmp[:, slc_y, slc_x]
+            # Half res upsampled to full res:
             # tmp = tmp[:, slc_y_2, slc_x_2]
             # tmp = resample_2d_linear(x_2, y_2, tmp, t, s)
             # tmp = tmp[:, y_k, x_k]