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Table 12 The mean PSNR (dB) value of testing stego images embedded with proposed methods and GMAS with different payloads

From: Robust JPEG steganography based on the robustness classifier

QF

Algorithm

Payload

0.05

0.1

0.2

0.3

75

GMAS

49.77

45.94

41.82

39.28

methodI

38.29

38.17

37.79

37.16

methodII0

43.57

43.19

42.49

42.45

methodII

42.66

42.34

41.43

40.11

methodIII

42.77

42.44

41.52

40.17

85

GMAS

53.21

49.45

45.44

42.97

methodI

43.27

43.10

42.59

41.73

methodII0

47.74

47.29

46.06

44.37

methodII

47.09

46.71

45.63

44.09

methodIII

47.02

46.64

45.58

44.06

90

GMAS

56.13

52.46

48.52

46.09

methodI

46.97

46.76

46.15

45.17

methodII0

51.12

50.60

49.24

47.47

methodII

49.67

49.29

48.26

46.80

methodIII

49.95

49.56

48.47

46.95

  1. Note: Boldface highlights the best performance in a column with the same quality factor