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. Author manuscript; available in PMC: 2014 Aug 1.
Published in final edited form as: IEEE Trans Med Imaging. 2013 Apr 30;32(8):10.1109/TMI.2013.2260763. doi: 10.1109/TMI.2013.2260763

Fig. 4.

Fig. 4

Relation between estimated Rayleigh probability density function (blue curve) and utilized gray-value weighting function f(x) (red curve); a = 12.3 was utilized for both plots.