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First draft of base symbolic object, compiling with symbolic mapping.

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This commit is contained in:
Neil Lawrence 2014-04-17 07:05:16 -04:00
parent c2d3c82944
commit 583f3bef0a
6 changed files with 410 additions and 99 deletions
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2
GPy/kern/_src/symbolic.py
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@ -169,7 +169,7 @@ class Symbolic(Kern):
def gradients_X(self, dL_dK, X, X2=None):
#if self._X is None or X.base is not self._X.base or X2 is not None:
self._K_computations(X, X2)
gradients_X = np.zeros((X.shape[0], X.shape[1]))
gradients_X = np.zeros_like(X)
for i, x in enumerate(self._sym_x):
gf = self._K_derivatives_code[x.name]
gradients_X[:, i] = (gf(**self._arguments)*dL_dK).sum(1)