. Author manuscript; available in PMC: 2011 May 23.

Published in final edited form as: IEEE Trans Nucl Sci. 2010;57(3):990–997. doi: 10.1109/TNS.2010.2046675

TABLE I.

Spatial resolution and positioning bias for different designs

Design	Dimension	Bias (mm)	FWHM (mm)
8×8 array (conventional)	X	0.00 +/− 0.05	1.11 +/− 0.15
	Y	0.01 +/− 0.04	1.21 +/− 0.17
	DOI	−0.67 +/− 0.10	2.28 +/− 0.15
8×8 array (SES)	X	0.00 +/− 0.02	0.83 +/− 0.10
	Y	0.00 +/− 0.04	0.92 +/− 0.14
	DOI	0.16 +/− 0.16	1.83 +/− 0.24
12×12 array (SES, row-column)	X	0.00 +/− 0.03	0.63 +/− 0.12
	Y	0.01 +/− 0.05	0.70 +/− 0.13
	DOI	−0.05 +/− 0.16	1.52 +/− 0.24
16×16 array (SES, row-column)	X	0.00 +/− 0.01	0.61 +/− 0.07
	Y	0.00 +/− 0.02	0.67 +/− 0.08
	DOI	−0.03 +/− 0.11	1.45 +/− 0.10