Rate

(bpd)

Average PSNR(db)

Wavelet

Multi wavelet

Existing system

Proposed system

Haar

LA8

CLAP

SA4AP

0.125

29. 60

29.43

30.17

29.70

25.44

24.44

0.25

36. 54

36.32

36.37

36.24

33.51

26.03

0.5

40. 73

40.51

38.05

37.79

36.81

27.76

0.75

42. 34

42.23

38.71

38.48

37.62

28.11

1

43. 53

43.41

39.22

38.97

38.65

28.48