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merged. ish.

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This commit is contained in:
James Hensman 2015-03-23 16:26:31 +00:00
commit b48d58fb1f
7 changed files with 136 additions and 86 deletions
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16
GPy/testing/kernel_tests.py
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@ -401,11 +401,27 @@ class Coregionalize_weave_test(unittest.TestCase):
GPy.util.config.config.set('weave', 'working', 'False')
class KernelTestsProductWithZeroValues(unittest.TestCase):
def setUp(self):
self.X = np.array([[0,1],[1,0]])
self.k = GPy.kern.Linear(2) * GPy.kern.Bias(2)
def test_zero_valued_kernel_full(self):
self.k.update_gradients_full(1, self.X)
self.assertFalse(np.isnan(self.k['linear.variances'].gradient),
"Gradient resulted in NaN")
def test_zero_valued_kernel_gradients_X(self):
target = self.k.gradients_X(1, self.X)
self.assertFalse(np.any(np.isnan(target)),
"Gradient resulted in NaN")
if __name__ == "__main__":
print "Running unit tests, please be (very) patient..."
unittest.main()
# np.random.seed(0)
# N0 = 3
# N1 = 9