def METHOD_NAME(self, recon_list_d, device, img, name):
    """
    compare counterfactual
    """
    recon_stack_d = torch.cat(recon_list_d)
    recon_stack_d = recon_stack_d.to(device)
    comparison = torch.cat([img, recon_stack_d])
    self.sav_fun(comparison, name, title=None)  # row is actually column here