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GPLVM demo working

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This commit is contained in:
James Hensman 2012-11-30 10:31:02 +00:00
parent 4b4f1da128
commit 5f92ff6785
4 changed files with 13 additions and 14 deletions
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6
GPy/kern/kern.py
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@ -170,12 +170,12 @@ class kern(parameterised):
[p.dK_dtheta(partial,X[s1,i_s],X2[s2,i_s],target[ps]) for p,i_s,ps,s1,s2 in zip(self.parts, self.input_slices, self.param_slices, slices1, slices2)]
return target
def dK_dX(self,X,X2=None,slices1=None,slices2=None):
def dK_dX(self,partial,X,X2=None,slices1=None,slices2=None):
if X2 is None:
X2 = X
slices1, slices2 = self._process_slices(slices1,slices2)
target = np.zeros((X2.shape[0],X.shape[0],X.shape[1]))
[p.dK_dX(X[s1],X2[s2],target[s2,s1,:]) for p,ps,s1,s2 in zip(self.parts, self.param_slices,slices1,slices2)]
target = np.zeros_like(X)
[p.dK_dX(partial,X[s1],X2[s2],target[s1,:]) for p,ps,s1,s2 in zip(self.parts, self.param_slices,slices1,slices2)]
return target
def Kdiag(self,X,slices=None):