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Figure 3
Simulated phantoms used for the simulation experiments: (a), (b) are binary phantoms; (c) is a multiple grey phantom, and its grey values are shown in (d); (e) Shepp–Logan phantom; (f) multiple grey circle phantom; (g) multiple grey Shepp–Logan phantom, and (h) shows the grey values.

Journal logoJOURNAL OF
SYNCHROTRON
RADIATION
ISSN: 1600-5775
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