Similarity values of the samples under various scale factors

Scale factorSimilarity values (Sm)
S1S2S3S4
Not satisfactory, F10.0337000
Fair, F20.30640.07210.07760.0716
Satisfactory, F30.68900.33050.34900.3335
Good, F40.69270.63370.66190.6449
Very good, F50.27670.68350.67880.6952
Excellent, F60.02240.26330.23930.2588