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changing all parameterized objects to be compatible with the new parameterization

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Max Zwiessele 2013-10-25 15:29:04 +01:00
parent e1bee4536a
commit d3721b76a8
21 changed files with 645 additions and 529 deletions
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10
GPy/likelihoods/gaussian.py
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@ -15,7 +15,7 @@ class Gaussian(likelihood):
:type normalize: False|True
"""
def __init__(self, data, variance=1., normalize=False):
super(Gaussian, self).__init__()
super(Gaussian, self).__init__('gaussian')
self.is_heteroscedastic = False
self.num_params = 1
self.Z = 0. # a correction factor which accounts for the approximation made
@ -33,11 +33,12 @@ class Gaussian(likelihood):
self.set_data(data)
self.variance = Param('noise_variance', variance, None)
self.set_as_parameters(self.variance)
self.variance = Param('variance', variance)
self._variance = variance + 1
self.add_parameter(self.variance)
# self._set_params(np.asarray(variance))
@ -62,6 +63,7 @@ class Gaussian(likelihood):
# return ["noise_variance"]
#
# def _set_params(self, x):
# self.variance = x[0]
def parameters_changed(self):
if np.any(self._variance != self.variance):
if np.all(self.variance == 0.):#special case of zero noise