TABLE 3

For 1 Subject, Comparison of 5 Synthetic μ Maps, Generated Using 5 Different References, with CT-Based μ Map and PET Reconstructions

		Patient no.
Image type	Metric	1	2	3	4	5
μ map	Correlation	0.9073	0.9017	0.9109	0.9017	0.9009
	PSNR	22.38	21.87	22.47	21.90	22.26
PET	Correlation	0.9979	0.9980	0.9979	0.9980	0.9982
	PSNR	36.59	36.98	36.41	36.90	36.86