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further bug fix for sparsegp_mpi

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This commit is contained in:
Zhenwen Dai 2014-08-27 09:45:06 +01:00
parent 1e1bbb2a26
commit 7ed0e70a46
3 changed files with 24 additions and 16 deletions
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9
GPy/core/sparse_gp_mpi.py
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@ -95,12 +95,12 @@ class SparseGP_MPI(SparseGP):
super(SparseGP_MPI, self).optimize(optimizer,start,**kwargs)
self.mpi_comm.Bcast(np.int32(-1),root=0)
elif self.mpi_comm.rank>0:
x = self._get_params_transformed().copy()
x = self.optimizer_array.copy()
flag = np.empty(1,dtype=np.int32)
while True:
self.mpi_comm.Bcast(flag,root=0)
if flag==1:
self._set_params_transformed(x)
self.optimizer_array = x
elif flag==-1:
break
else:
@ -109,5 +109,8 @@ class SparseGP_MPI(SparseGP):
self._IN_OPTIMIZATION_ = False
def parameters_changed(self):
update_gradients(self, mpi_comm=self.mpi_comm)
if isinstance(self.inference_method,VarDTC_minibatch):
update_gradients(self, mpi_comm=self.mpi_comm)
else:
super(SparseGP_MPI,self).parameters_changed()