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Iref = imread('lena_gray_512.png'); % https://i.imgur.com/LHqmBwZ.png | |
I = imread('fabio_gray_512.png'); % https://i.imgur.com/jGM4euO.png | |
figure; | |
montage({Iref,I}); | |
score = multissim(I,Iref) | |
# 0.3701 | |
[ssimval,ssimmap] = ssim(I,Iref); | |
ssimval | |
# ssimval = 0.4525 |
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ssim(I,Iref)
gives me0.3451
in MATLAB R2018b, which matches the result ofImageQualityIndexes.assess_ssim
:0.34505006577497543
multissim
is introduced in R2020a.