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Merge branch 'devel' of github.com:SheffieldML/GPy into devel

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This commit is contained in:
Ricardo 2014-08-06 14:45:20 +01:00
commit 140fdc8211
11 changed files with 63 additions and 56 deletions
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10
GPy/inference/latent_function_inference/var_dtc.py
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@ -194,7 +194,7 @@ class VarDTC(LatentFunctionInference):
return post, log_marginal, grad_dict
class VarDTCMissingData(LatentFunctionInference):
const_jitter = 1e-6
const_jitter = 1e-10
def __init__(self, limit=1, inan=None):
from ...util.caching import Cacher
self._Y = Cacher(self._subarray_computations, limit)
@ -289,13 +289,6 @@ class VarDTCMissingData(LatentFunctionInference):
Lm = jitchol(Kmm)
if uncertain_inputs: LmInv = dtrtri(Lm)
#VVT_factor_all = np.empty(Y.shape)
#full_VVT_factor = VVT_factor_all.shape[1] == Y.shape[1]
#if not full_VVT_factor:
# psi1V = np.dot(Y.T*beta_all, psi1_all).T
#logger.info('computing dimension-wise likelihood and derivatives')
#size = len(Ys)
size = Y.shape[1]
next_ten = 0
for i, [y, v, trYYT] in enumerate(itertools.izip(Ys, self._inan.T, traces)):
@ -348,7 +341,6 @@ class VarDTCMissingData(LatentFunctionInference):
VVT_factor, Cpsi1Vf, DBi_plus_BiPBi,
psi1, het_noise, uncertain_inputs)
#import ipdb;ipdb.set_trace()
dL_dpsi0_all[v] += dL_dpsi0
dL_dpsi1_all[v, :] += dL_dpsi1
if uncertain_inputs: