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very basic GP_regression demo is working

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James Hensman 2012-11-30 09:11:46 +00:00
parent 07d793e309
commit 4b4f1da128
10 changed files with 31 additions and 41 deletions
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6
GPy/kern/white.py
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@ -37,10 +37,10 @@ class white(kernpart):
def Kdiag(self,X,target):
target += self.variance
def dK_dtheta(self,X,X2,target):
def dK_dtheta(self,partial,X,X2,target):
if X.shape==X2.shape:
if np.all(X==X2):
np.add(target[:,:,0],np.eye(X.shape[0]),target[:,:,0])
target += np.trace(partial)
def dKdiag_dtheta(self,X,target):
np.add(target[:,0],1.,target[:,0])
@ -50,7 +50,7 @@ class white(kernpart):
def dKdiag_dX(self,X,target):
pass
def psi0(self,Z,mu,S,target):
target += self.variance