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Figure 8
Estimation of OS and internal pixels with zero attenuation. Image pixels marked red have zero attenuation value. Images (a)–(e) are local reconstructions from one, two, four, six and ten iterations of the proposed method, respectively. (f) Global FBP image with pixel values ≤ 0 marked.

Journal logoJOURNAL OF
SYNCHROTRON
RADIATION
ISSN: 1600-5775
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