Table 1.

Comparison of synthetic data generated from simulation data, evaluated by two utility metrics (lower values indicate better performance)

Metric	Methods
	Our method	NORTA-J	GAN	VAE	QVAE	QP-VAE
$\overline{\psi }$	$0.068\pm 0.01$	$0.097\pm 0.01$	$0.156\pm 0.01$	$0.093\pm 0.01$	$0.094\pm 0.00$	$0.057\pm 0.01$
${\psi }_{\mathit{ratio}}$	$1.292\pm 0.15$	$2.272\pm 0.23$	$3.008\pm 0.16$	$1.776\pm 0.14$	$1.776\pm 0.08$	$1.153\pm 0.12$