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. Author manuscript; available in PMC: 2015 Apr 7.
Published in final edited form as: Phys Med Biol. 2014 Mar 14;59(7):1801–1814. doi: 10.1088/0031-9155/59/7/1801

FIG. 4.

FIG. 4

Reconstructed Catphan © 600 images from a 200-deg short-scan mode. (a) FBP: using 362 views; (b)FBP: using 60 views (~17% of the total 362); (c) ABOCS UPN: using 362 views; (d) ABOCS UPN: using 60 views. Window level: [−600 400] HU.