On the optimization of the geometric pattern for structured illumination based X-ray phase contrast and dark-field imaging: a simulation study and its experimental validation

Magnin, C.; Quénot, L.; Cenda, D.M.; Lantz, B.; Faure, B.; Brun, E.

doi:10.1107/S1600577526003176

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Figure 8
Analysis of the gradient distribution $[\|\nabla(I_{\rm{r}})\|]$ on a single numerical reference image (a) and on the sum of ten reference images (b), with the corresponding statistical tables for each distribution shown below. Gradient orientation distribution on a single reference image (c) and the sum of ten reference images (d).

JOURNAL OF
SYNCHROTRON
RADIATION

ISSN: 1600-5775

Volume 33| Part 3| May 2026| Pages 806-817

https://doi.org/10.1107/S1600577526003176

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