apunkt/GPy
1
0
Fork 0
mirror of https://github.com/SheffieldML/GPy.git synced 2026-05-11 13:02:38 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

Fixed Alans checkgrad bug

Browse source
This commit is contained in:
James Hensman 2013-09-12 10:20:28 +01:00
parent 2558418b08
commit 0070a73004
1 changed files with 1 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

2
GPy/core/model.py
View file

@ -458,7 +458,7 @@ class Model(Parameterized):
numerical_gradient = (f1 - f2) / (2 * dx) numerical_gradient = (f1 - f2) / (2 * dx)
global_ratio = (f1 - f2) / (2 * np.dot(dx, gradient)) global_ratio = (f1 - f2) / (2 * np.dot(dx, gradient))
return (np.abs(1. - global_ratio) < tolerance) or (np.abs(gradient - numerical_gradient).mean() - 1) < tolerance return (np.abs(1. - global_ratio) < tolerance) or (np.abs(gradient - numerical_gradient).mean() < tolerance)
else: else:
# check the gradient of each parameter individually, and do some pretty printing # check the gradient of each parameter individually, and do some pretty printing
try: try: