OCD change.

diff --git a/ddpol.py b/ddpol.py
index 1c5d131..f33b0a1 100755 (executable)
--- a/ddpol.py
+++ b/ddpol.py
@@ -59,6 +59,8 @@ def fit_alpha(x, y, D, a = 0, b = 1, rho = 1e-12):
 
 ######################################################################
 
+# The "ground truth"
+
 def phi(x):
     return torch.abs(torch.abs(x - 0.4) - 0.2) + x/2 - 0.1