Table 1.

CV_O and MD_O values (%) for liver and spleen derived from data set I_n and I_r respectively before standardization (I) and for the three methods after standardization ($\mathcal{I}$_s) for both AC PET and SUV PET images.

Metric	Organ	AC ($\mathcal{I}$)	G-AC ($\mathcal{I}$s)	Z-AC ($\mathcal{I}$s)	SUV($\mathcal{I}$)	G-SUV ($\mathcal{I}$s)	Z-SUV ($\mathcal{I}$s)	M-AC ($\mathcal{I}$s)	M-SUV ($\mathcal{I}$s)	s-AC ($\mathcal{I}$s)	s-SUV ($\mathcal{I}$s)
CVO	Liver	42.28	27.29	21.62	30.10	27.28	21.51	32.23	32.52	11.48	11.66
	Spleen	37.50	20.23	17.73	27.56	20.26	17.83	31.43	33.42	12.21	12.36
MDO	Liver	9.34	10.34	14.94	8.17	10.43	15.91	25.87	27.34	3.38	4.83
	Spleen	20.82	27.91	18.35	20.13	27.5	19.13	30.76	33.23	5.04	6.26