Ratio

PSNR/db

MSSIN

JEPG2000 improved

JEPG2000 improved

20

33

41

0.991

0.998

30

32

38

0.978

0.984

40

31

34

0.973

0.982

50

31

34

0.968

0.979

60

30

31

0.949

0.973