def test_affine_preconditioner_logjacobian(self):
meanIn = randn(5, 1)
meanOut = randn(2, 1)
preIn = randn(5, 5)
preOut = randn(2, 2)
predictor = randn(2, 5)
pre = AffinePreconditioner(meanIn, meanOut, preIn, preOut, predictor)
self.assertAlmostEqual(
mean(pre.logjacobian(randn(5, 10), randn(2, 10))),
slogdet(preOut)[1])
def test_affine_preconditioner_logjacobian(self): meanIn = randn(5, 1) meanOut = randn(2, 1) preIn = randn(5, 5) preOut = randn(2, 2) predictor = randn(2, 5) pre = AffinePreconditioner( meanIn, meanOut, preIn, preOut, predictor) self.assertAlmostEqual(mean(pre.logjacobian(randn(5, 10), randn(2, 10))), slogdet(preOut)[1])
