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Figure 1
Reconstruction of the feature image f, using a corrupted sinogram [s(t,\theta)]. (a) f in Cartesian coordinates. (b) f in polar coordinates. Transforming the reconstructed image to polar coordinates, in order to remove vertical stripes, was a popular approach for removing ring artefacts. See Sijbers & Postnov (2004BB28).

Journal logoJOURNAL OF
SYNCHROTRON
RADIATION
ISSN: 1600-5775
Volume 21| Part 6| October 2014| Pages 1333-1346
doi:10.1107/S1600577514016919
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