Table 2.

Parameters of the 2D modified Shepp-Logan phantom.

Axis length (a,b)	Center (x,y)	Angle (θ)	Density
(0.690, 0.92)	(0, 0)	0	1.0
(0.6624, 0.874)	(0, −0.0184)	0	−0.8
(0.11, 0.31)	(0.22, 0)	−18	−0.2
(0.16, 0.41)	(−0.22, 0)	18	−0.2
(0.21, 0.25)	(0, 0.35)	0	0.1
(0.046, 0.046)	(0, 0.1)	0	0.1
(0.046, 0.046)	(0, −0.01)	0	0.1
(0.046, 0.023)	(−0.08, −0.605)	0	0.1
(0.023, 0.023)	(0, −0.606)	0	0.1
(0.023, 0.046)	(0.06, −0.606)	0	0.1