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made initial lengthscale!=1 to ensure we're properly testing gradients

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Michael T Smith 2016-08-04 10:11:30 +01:00
parent 97f5ca6b84
commit ad2779bdf3
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GPy/testing/model_tests.py
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@ -421,6 +421,7 @@ class MiscTests(unittest.TestCase):
Y = np.vstack([Y,Y])
m = GPy.models.GPOffsetRegression(X,Y)
m.rbf.lengthscale=5.0 #make it something other than one to check our gradients properly!
assert m.checkgrad(), "Gradients of offset parameters don't match numerical approximations."
m.optimize()
assert np.abs(m.offset[0]-offset)<0.1, ("GPOffsetRegression model failing to estimate correct offset (value estimated = %0.2f instead of %0.2f)" % (m.offset[0], offset))