apunkt/GPy
1
0
Fork 0
mirror of https://github.com/SheffieldML/GPy.git synced 2026-05-21 14:05:14 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

Added first draft of functionality for multiple output sympy kernels.

Browse source
This commit is contained in:
Neil Lawrence 2013-10-08 08:25:26 +01:00
parent f5b16a13aa
commit 966fe49345
6 changed files with 281 additions and 91 deletions
Download patch file Download diff file Expand all files Collapse all files

2
GPy/inference/scg.py
View file

@ -62,7 +62,7 @@ def SCG(f, gradf, x, optargs=(), maxiters=500, max_f_eval=np.inf, display=True,
fnow = fold
gradnew = gradf(x, *optargs) # Initial gradient.
if any(np.isnan(gradnew)):
raise UnexpectedInfOrNan
raise UnexpectedInfOrNan, "Gradient contribution resulted in a NaN value"
current_grad = np.dot(gradnew, gradnew)
gradold = gradnew.copy()
d = -gradnew # Initial search direction.