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Figure 4
Example of smoothing with a Gaussian filter in the frequency domain to the power density distribution calculated by the cumulative ray-tracing algorithm (method scipy.ndimage.fourier_gaussian, with sigma = 4). The original histogram image is shown on the left, while the smoothed image is on the right.

Journal logoJOURNAL OF
SYNCHROTRON
RADIATION
ISSN: 1600-5775
Volume 27| Part 5| September 2020| Pages 1108-1120
https://doi.org/10.1107/S160057752000778X
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