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

gp merge, grad dict is property of self + Y_metadata being passed through

Browse source
This commit is contained in:
Max Zwiessele 2014-03-13 09:10:57 +00:00
commit 6530af3e46
14 changed files with 204 additions and 59 deletions
Download patch file Download diff file Expand all files Collapse all files

4
GPy/kern/_src/coregionalize.py
View file

@ -34,8 +34,8 @@ class Coregionalize(Kern):
.. note: see coregionalization examples in GPy.examples.regression for some usage.
"""
def __init__(self, output_dim, rank=1, W=None, kappa=None, name='coregion'):
super(Coregionalize, self).__init__(input_dim=1, name=name)
def __init__(self, input_dim, output_dim, rank=1, W=None, kappa=None, name='coregion'):
super(Coregionalize, self).__init__(input_dim, name=name)
self.output_dim = output_dim
self.rank = rank
if self.rank>output_dim:

2
GPy/kern/_src/prod.py
View file

@ -40,7 +40,7 @@ class Prod(CombinationKernel):
def update_gradients_full(self, dL_dK, X):
for k1,k2 in itertools.combinations(self.parts, 2):
k1._sliced_X = k1._sliced_X2 = k2._sliced_X = k2._sliced_X2 = True
k1.update_gradients_full(dL_dK*k2.K(X, X)
k1.update_gradients_full(dL_dK*k2.K(X, X))
self.k2.update_gradients_full(dL_dK*self.k1.K(X[:,self.slice1]), X[:,self.slice2])
def gradients_X(self, dL_dK, X, X2=None):