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Sparse-GPLVM now seems to work beautifully with product kernels

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This commit is contained in:
Nicolas 2013-02-21 18:41:59 +00:00
parent 3f924bea8f
commit 5f63ad5524
4 changed files with 27 additions and 5 deletions
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GPy/kern/Matern52.py
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@ -104,7 +104,7 @@ class Matern52(kernpart):
dK_dX = - np.transpose(self.variance*5./3*dist*(1+np.sqrt(5)*dist)*np.exp(-np.sqrt(5)*dist)*ddist_dX,(1,0,2))
target += np.sum(dK_dX*partial.T[:,:,None],0)
def dKdiag_dX(self,X,target):
def dKdiag_dX(self,partial,X,target):
pass
def Gram_matrix(self,F,F1,F2,F3,lower,upper):