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Table 3 Accumulated computation time of numerical simulations

From: Sparse CT reconstruction based on multi-direction anisotropic total variation (MDATV)

 

TV-GD

TV-NESTA

ATV-GD

ATV-NESTA

MDATV-GD

MDATV-NESTA

11 views

43.15

59.20

45.44

58.75

84.41

95.30

13 views

51.44

69.29

53.27

68.88

99.53

118.68

15 views

58.26

74.75

59.57

75.37

114.43

137.35

11 views noisy

45.67

59.83

47.02

60.04

84.57

96.14

13 views noisy

51.49

67.90

52.84

68.13

100.07

115.10

15 views noisy

58.79

76.39

60.26

74.62

114.24

131.08

  1. (unit: second).