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bug fix: param object randomize

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This commit is contained in:
Zhenwen Dai 2014-09-11 17:29:47 +01:00
parent 6c043ed829
commit 31f11eda40
2 changed files with 11 additions and 9 deletions
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6
GPy/core/parameterization/parameter_core.py
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@ -14,6 +14,7 @@ Observable Pattern for patameterization
"""
from transformations import Transformation,Logexp, NegativeLogexp, Logistic, __fixed__, FIXED, UNFIXED
from ...util.misc import param_to_array
import numpy as np
import re
import logging
@ -740,7 +741,6 @@ class OptimizationHandlable(Indexable):
self.param_array.flat[f] = p
[np.put(self.param_array, ind[f[ind]], c.f(self.param_array.flat[ind[f[ind]]]))
for c, ind in self.constraints.iteritems() if c != __fixed__]
self._highest_parent_.tie.propagate_val()
self._optimizer_copy_transformed = False
self._trigger_params_changed()
@ -829,11 +829,11 @@ class OptimizationHandlable(Indexable):
self.update_model(False) # Switch off the updates
self.optimizer_array = x # makes sure all of the tied parameters get the same init (since there's only one prior object...)
# now draw from prior where possible
x = self.param_array.copy()
x = param_to_array(self.param_array).flat.copy()
[np.put(x, ind, p.rvs(ind.size)) for p, ind in self.priors.iteritems() if not p is None]
unfixlist = np.ones((self.size,),dtype=np.bool)
unfixlist[self.constraints[__fixed__]] = False
self.param_array[unfixlist] = x[unfixlist]
self.param_array.flat[unfixlist] = x[unfixlist]
self.update_model(True)
#===========================================================================