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[psi-stats] add kernel was missing a psi zero call

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Max Zwiessele 2014-05-20 14:47:57 +01:00
parent 76718a8fcc
commit 1ebcee967a
1 changed files with 1 additions and 1 deletions
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GPy/kern/_src/add.py
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@ -134,7 +134,7 @@ class Add(CombinationKernel):
eff_dL_dpsi1 += dL_dpsi2.sum(1) * p2.variance * 2. eff_dL_dpsi1 += dL_dpsi2.sum(1) * p2.variance * 2.
else: else:
eff_dL_dpsi1 += dL_dpsi2.sum(1) * p2.psi1(Z, variational_posterior) * 2. eff_dL_dpsi1 += dL_dpsi2.sum(1) * p2.psi1(Z, variational_posterior) * 2.
target += p1.gradients_Z_expectations(eff_dL_dpsi1, dL_dpsi2, Z, variational_posterior) target += p1.gradients_Z_expectations(dL_psi0, eff_dL_dpsi1, dL_dpsi2, Z, variational_posterior)
return target return target
def gradients_qX_expectations(self, dL_dpsi0, dL_dpsi1, dL_dpsi2, Z, variational_posterior): def gradients_qX_expectations(self, dL_dpsi0, dL_dpsi1, dL_dpsi2, Z, variational_posterior):