apunkt/GPy
1
0
Fork 0
mirror of https://github.com/SheffieldML/GPy.git synced 2026-05-18 13:55:14 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

bias kernel psi stats implemented.

Browse source
This commit is contained in:
James Hensman 2012-11-30 15:49:20 +00:00
parent cd22c96e00
commit 6d0a7afd4c
6 changed files with 170 additions and 113 deletions
Download patch file Download diff file Expand all files Collapse all files

37
GPy/kern/bias.py
View file

@ -46,3 +46,40 @@ class bias(kernpart):
def dKdiag_dX(self,partial,X,target):
pass
def psi0(self, Z, mu, S, target):
target += self.variance
def psi1(self, Z, mu, S, target):
target += self.variance
def psi2(self, Z, mu, S, target):
target += self.variance**2
def dpsi0_dtheta(self, partial, Z, mu, S, target):
target += partial.sum()
def dpsi0_dZ(self, partial, Z, mu, S, target):
pass
def dpsi0_dmuS(self, partial, Z, mu, S, target_mu, target_S):
pass
def dpsi1_dtheta(self, partial, Z, mu, S, target):
target += partial.sum()
def dpsi1_dZ(self, partial, Z, mu, S, target):
pass
def dpsi1_dmuS(self, partial, Z, mu, S, target_mu, target_S):
pass
def dpsi2_dtheta(self, partial, Z, mu, S, target):
target += 2.*self.variance*partial.sum()
def dpsi2_dZ(self, partial, Z, mu, S, target):
pass
def dpsi2_dmuS(self, partial, Z, mu, S, target_mu, target_S):
pass