Automatic Debye–Scherrer elliptical ring extraction via a computer vision approach

Shahzad, S.; Khan, N.; Nawaz, Z.; Ferrero, C.

doi:10.1107/S1600577518000425

Journal of Synchrotron Radiation Journal of
Synchrotron Radiation

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Figure 10
Average distance to ellipse $[{\cal D}(R,E)]$ values for three different (R,E) pairs. It can be seen that the value is large for poor ellipse fits and small for good ellipse fits and is therefore a measure of closeness between the region and the fitted ellipse.

JOURNAL OF
SYNCHROTRON
RADIATION

ISSN: 1600-5775

Volume 25| Part 2| March 2018| Pages 439-450

https://doi.org/10.1107/S1600577518000425

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