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Merge branch 'debug_bias'

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James Hensman 2013-02-15 16:30:57 +00:00
commit a92ee087b7
1 changed files with 5 additions and 3 deletions
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8
GPy/models/sparse_GP.py
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@ -107,9 +107,11 @@ class sparse_GP(GP):
self.dL_dpsi2 += - 0.5 * self.likelihood.precision[:,None,None]/sf2 * self.D * self.C[None,:,:] # dC
self.dL_dpsi2 += - 0.5 * self.likelihood.precision[:,None,None]* self.E[None,:,:] # dD
else:
self.dL_dpsi2 = 0.5 * self.likelihood.precision * self.D * self.Kmmi[None,:,:] # dB
self.dL_dpsi2 += - 0.5 * self.likelihood.precision/sf2 * self.D * self.C[None,:,:] # dC
self.dL_dpsi2 += - 0.5 * self.likelihood.precision * self.E[None,:,:] # dD
self.dL_dpsi2 = 0.5 * self.likelihood.precision * self.D * self.Kmmi # dB
self.dL_dpsi2 += - 0.5 * self.likelihood.precision/sf2 * self.D * self.C # dC
self.dL_dpsi2 += - 0.5 * self.likelihood.precision * self.E # dD
#repeat for each of the N psi_2 matrices
self.dL_dpsi2 = np.repeat(self.dL_dpsi2[None,:,:],self.N,axis=0)
# Compute dL_dKmm
self.dL_dKmm = -0.5 * self.D * mdot(self.Lmi.T, self.A, self.Lmi)*sf2 # dB