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. Author manuscript; available in PMC: 2014 Jan 21.
Published in final edited form as: Phys Med Biol. 2012 Dec 21;58(2):205–230. doi: 10.1088/0031-9155/58/2/205

Figure 14.

Figure 14

RMSEs of attenuation factors computed from FDK (+), EM (⋄), and ASD-WPOCS (□) reconstructions, respectively, relative to the attenuation factor computed from the FDK-reference image, as functions of the view number.