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Merge remote-tracking branch 'upstream/devel' into devel

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This commit is contained in:
Mike Croucher 2015-04-09 14:21:15 +01:00
commit 82a9bb9d93
4 changed files with 54 additions and 17 deletions
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5
GPy/kern/_src/static.py
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@ -60,7 +60,10 @@ class White(Static):
return np.zeros((Z.shape[0], Z.shape[0]), dtype=np.float64)
def update_gradients_full(self, dL_dK, X, X2=None):
self.variance.gradient = np.trace(dL_dK)
if X2 is None:
self.variance.gradient = np.trace(dL_dK)
else:
self.variance.gradient = 0.
def update_gradients_diag(self, dL_dKdiag, X):
self.variance.gradient = dL_dKdiag.sum()