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(a) A slice in a T2 MRI volume data from BrainCare Oy is artificially degraded by different levels of Rician noise. The Rician noise level was scaled from 0 to 20. (b) Degraded version of the image corresponding to Rician noise level of 20. (c) The contrast attribute quality scores, (d) standard deviation attribute quality scores, (e) sharpness attribute quality scores, and (f) global quality scores for the different levels of Rician noise.
