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Table 5 MSSIM between watermarked images and lower limit images.

From: Digital Watermarking Method Warranting the Lower Limit of Image Quality of Watermarked Images

 

MTF

JPEG50

JPEG75

 

sameQ

maxQ

sameQ

maxQ

sameQ

maxQ

aerial

0.9954

0.9972

0.9415

0.9514

0.9640

0.9702

airplane

0.9952

0.9980

0.9551

0.9710

0.9720

0.9841

balloon

0.9973

0.9986

0.9614

0.9765

0.9757

0.9855

couple

0.9881

0.9940

0.9603

0.9698

0.9713

0.9806

earth

0.9933

0.9965

0.9692

0.9776

0.9813

0.9868

girl

0.9739

0.9872

0.9550

0.9703

0.9684

0.9807

lenna

0.9750

0.9912

0.9562

0.9703

0.9738

0.9814

mandrill

0.9811

0.9911

0.9211

0.9449

0.9588

0.9696

milkdrop

0.9700

0.9840

0.9551

0.9650

0.9704

0.9768

parrots

0.9826

0.9933

0.9578

0.9733

0.9756

0.9831

pepper

0.9603

0.9782

0.9629

0.9733

0.9765

0.9819

sailboat

0.9889

0.9953

0.9662

0.9788

0.9802

0.9882