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plotting, allot of plotting

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mzwiessele 2014-03-20 16:20:39 +00:00
parent 6f9c97ee72
commit ce728d8465
9 changed files with 97 additions and 39 deletions
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8
GPy/core/sparse_gp.py
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@ -64,8 +64,8 @@ class SparseGP(GP):
self.kern.gradient += target
#gradients wrt Z
self.Z.gradient[:,self.kern.active_dims] = self.kern.gradients_X(dL_dKmm, self.Z)
self.Z.gradient[:,self.kern.active_dims] += self.kern.gradients_Z_expectations(
self.Z.gradient = self.kern.gradients_X(dL_dKmm, self.Z)
self.Z.gradient += self.kern.gradients_Z_expectations(
self.grad_dict['dL_dpsi1'], self.grad_dict['dL_dpsi2'], Z=self.Z, variational_posterior=self.X)
else:
#gradients wrt kernel
@ -76,8 +76,8 @@ class SparseGP(GP):
self.kern.update_gradients_full(self.grad_dict['dL_dKmm'], self.Z, None)
self.kern.gradient += target
#gradients wrt Z
self.Z.gradient[:,self.kern.active_dims] = self.kern.gradients_X(self.grad_dict['dL_dKmm'], self.Z)
self.Z.gradient[:,self.kern.active_dims] += self.kern.gradients_X(self.grad_dict['dL_dKnm'].T, self.Z, self.X)
self.Z.gradient = self.kern.gradients_X(self.grad_dict['dL_dKmm'], self.Z)
self.Z.gradient += self.kern.gradients_X(self.grad_dict['dL_dKnm'].T, self.Z, self.X)
def _raw_predict(self, Xnew, full_cov=False):
"""