b3ccad280a3b615ad33c5f15c35d9325b8d3a5be,liegroups/torch/_base.py,SpecialEuclideanBase,is_valid_matrix,#Any#Any#,341

Before Change

            shape_check.fill_(True)

        // Bottom row should be [zeros, 1]
        bottom_row = mat.__class__(cls.dim).zero_()
        bottom_row[-1] = 1.
        bottom_check = (mat[:, cls.dim - 1, :] == bottom_row.unsqueeze_(
            dim=0).expand(mat.shape[0], cls.dim)).sum(dim=1) == cls.dim

After Change

            shape_check.fill_(True)

        // Bottom row should be [zeros, 1]
        bottom_row = mat.new_zeros(cls.dim)
        bottom_row[-1] = 1.
        bottom_check = (mat[:, cls.dim - 1, :] == bottom_row.unsqueeze_(
            dim=0).expand(mat.shape[0], cls.dim)).sum(dim=1) == cls.dim

Instances