diff --git a/modules/deeplearning/cloud_opd_srcnn_abi.py b/modules/deeplearning/cloud_opd_srcnn_abi.py
index 58b91b0015c342e4e248557da0d5726e3568ea38..d065aa5aab6bf6a0862567ee964ccfabb882ad96 100644
--- a/modules/deeplearning/cloud_opd_srcnn_abi.py
+++ b/modules/deeplearning/cloud_opd_srcnn_abi.py
@@ -473,6 +473,7 @@ class SRCNN:
     def build_training(self):
 
         self.loss = tf.keras.losses.MeanSquaredError()  # Regression
+        # self.loss = tf.keras.losses.MeanAbsoluteError()
 
         # decayed_learning_rate = learning_rate * decay_rate ^ (global_step / decay_steps)
         initial_learning_rate = 0.001