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fixed stationary

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This commit is contained in:
James Hensman 2014-02-24 14:53:20 +00:00
parent 06dd27c634
commit b32929a8a5
1 changed files with 2 additions and 2 deletions
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4
GPy/kern/_src/stationary.py
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@ -102,8 +102,8 @@ class Exponential(Stationary):
def __init__(self, input_dim, variance=1., lengthscale=None, ARD=False, name='Exponential'):
super(Exponential, self).__init__(input_dim, variance, lengthscale, ARD, name)
def K(self, X, X2=None):
return self.variance * np.exp(-0.5 * dist)
def K_of_r(self, r):
return self.variance * np.exp(-0.5 * r)
def dK_dr(self, r):
return -0.5*self.K_of_r(r)