bb67346bff02567ae84af82046a036e8646e6c00,tests/chainer_tests/links_tests/normalization_tests/test_batch_renormalization.py,BatchRenormalizationTest,setUp,#BatchRenormalizationTest#,31

Before Change

            // otherwise we will always get r=1, d=0
            self.running_mean = self.mean + numpy.random.uniform(
                -1, 1, self.mean.shape).astype(self.dtype)
            self.running_var = numpy.abs(self.var + numpy.random.uniform(
                -1, 1, self.var.shape).astype(self.dtype))
            self.link.avg_mean[...] = self.running_mean
            self.link.avg_var[...] = self.running_var
        self.check_forward_optionss = {"atol": 1e-4, "rtol": 1e-3}
        self.check_backward_optionss = {"atol": 1e-4, "rtol": 1e-3}

After Change

            // Need to add some noise to running_mean and running_var,
            // otherwise we will always get r=1, d=0
            // Note that numpy.exp(3) > rmax ** 2 and 7 > dmax
            self.running_var = self.var * numpy.exp(
                numpy.random.uniform(-3, 3, self.var.shape)).astype(self.dtype)
            self.running_mean = self.mean + (
                (numpy.sqrt(self.running_var) + 0.1)
                * numpy.random.uniform(-7, 7, self.mean.shape)
            ).astype(self.dtype)
        self.link.avg_mean[...] = self.running_mean
        self.link.avg_var[...] = self.running_var
        self.check_forward_optionss = {"atol": 1e-4, "rtol": 1e-3}

Instances