Table 2 The lSNR (Unit: dB) Values Of The Clinical Data Results.

From: Discriminative Prior - Prior Image Constrained Compressed Sensing Reconstruction for Low-Dose CT Imaging

Scanner Protocol

Reconstruction Methods

Data C1

Data C2

ROI 1

ROI 2

ROI 3

ROI 1

ROI 2

ROI 3

SDCT

FDK

50.15

49.23

54.89

25.43

33.87

38.79

TV

90.69

114.49

109.95

111.52

118.27

126.54

LDCT

FDK

24.22

21.94

28.47

13.77

15.60

16.78

DFR-post

72.88

77.63

85.91

42.23

49.36

53.19

TV

78.73

91.01

101.11

66.28

99.52

93.49

PICCSDFR

75.53

105.05

97.41

94.82

109.31

136.73

GDSIR

79.45

99.93

98.29

87.91

94.34

103.54

DP-PICCS

87.86

105.73

104.59

95.72

121.51

114.23