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[randomize] adjusted parameters to go into random generator right

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mzwiessele 2014-06-18 08:39:40 -07:00
parent 47d10600d1
commit c62dd85418
1 changed files with 2 additions and 2 deletions
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4
GPy/core/parameterization/parameter_core.py
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@ -793,7 +793,7 @@ class OptimizationHandlable(Indexable):
#===========================================================================
# Randomizeable
#===========================================================================
def randomize(self, rand_gen=np.random.normal, loc=0, scale=1, *args, **kwargs):
def randomize(self, rand_gen=np.random.normal, *args, **kwargs):
"""
Randomize the model.
Make this draw from the prior if one exists, else draw from given random generator
@ -804,7 +804,7 @@ class OptimizationHandlable(Indexable):
:param args, kwargs: will be passed through to random number generator
"""
# first take care of all parameters (from N(0,1))
x = rand_gen(loc=loc, scale=scale, size=self._size_transformed(), *args, **kwargs)
x = rand_gen(size=self._size_transformed(), *args, **kwargs)
# now draw from prior where possible
[np.put(x, ind, p.rvs(ind.size)) for p, ind in self.priors.iteritems() if not p is None]
self.optimizer_array = x # makes sure all of the tied parameters get the same init (since there's only one prior object...)