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NPCR and UACI measurements with statistical tests

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5.0 | 2 ratings Rate this file 7 Downloads (last 30 days) File Size: 3.84 KB File ID: #43603 Version: 1.0
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NPCR and UACI measurements with statistical tests


Yue Wu (view profile)


Randomness measure of 'number of pixel changing rate' and 'unified average changed intensity'

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This single m file implements the randomness measure of NPCR and UACI, and produces the classic quantitative scores and the new qualitative randomness test p-Vals.

Required Products Image Processing Toolbox
MATLAB release MATLAB 8.1 (R2013a)
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Comments and Ratings (2)
05 Oct 2016 faiz

faiz (view profile)

can any one tell me what is the maximum peak value experimentally we can achieve?0.34 or greater than this even 0.5,0.6?and higher value is better or lower for UACI score?

31 Mar 2016 Mohamed Abd Ellah

is the quantitative scores must be <=1 ??

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