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. Author manuscript; available in PMC: 2010 Jun 24.
Published in final edited form as: Phys Med Biol. 2008 Aug 11;53(17):R287–R317. doi: 10.1088/0031-9155/53/17/R01

Figure 7.

Figure 7

Some of the factors that degrade spatial resolution in a pixelated detector array. Photon penetration results in incorrect assignment of the line of response in a scanner if depth-of-interaction (DOI) is not able to be measured. Scatter within the detector results in degraded crystal identification. Statistical uncertainty reflects errors in the decoding process due to the statistics of the amount of light collected.