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an afternoon's work on the laplace approximation

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James Hensman 2014-02-05 16:23:35 +00:00
parent 2ff7e286ee
commit f653bc430e
6 changed files with 120 additions and 225 deletions
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5
GPy/core/gp.py
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@ -55,9 +55,9 @@ class GP(Model):
self.add_parameter(self.kern)
self.add_parameter(self.likelihood)
self.parameters_changed()
def parameters_changed(self):
self.posterior, self._log_marginal_likelihood, grad_dict = self.inference_method.inference(self.kern, self.X, self.likelihood, self.Y)
self._dL_dK = grad_dict['dL_dK']
@ -65,9 +65,6 @@ class GP(Model):
def log_likelihood(self):
return self._log_marginal_likelihood
def dL_dtheta_K(self):
return self.kern.dK_dtheta(self.posterior.dL_dK, self.X)
def _raw_predict(self, _Xnew, which_parts='all', full_cov=False, stop=False):
"""
Internal helper function for making predictions, does not account