--- a
+++ b/utils/preprocessing/interact.py
@@ -0,0 +1,13 @@
+import code
+import numpy as np
+import os
+
+in_dir = "pp_groin_full_f16"
+
+for i in os.listdir(in_dir):
+   if 'img.npy' in os.path.join(in_dir,i):
+     arr = np.load(os.path.join(in_dir,i))
+     print (i,np.mean(arr),np.std(arr))
+
+
+#code.interact(local=locals())