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Table 2 Results of AMD classification based on geostatistical features

From: Semivariogram and Semimadogram functions as descriptors for AMD diagnosis on SD-OCT topographic maps using Support Vector Machine

Feature

Fold

Sensitivity (%)

Specificity (%)

Accuracy (%)

AUROC

Kappa

TR (SV)

Average

76.0

42.3

65.8

0.576

0.180

Std

5.7

10.2

4.7

0.071

0.101

Max acc

84.5

61.1

78.9

0.306

0.439

Max kappa

84.5

61.1

78.9

0.306

0.439

TR (SM)

Average

91.9

26.0

71.7

0.756

0.204

Std

5.7

13.9

5.3

0.052

0.123

Max acc

96.7

50.0

86.8

0.846

0.541

Max kappa

91.2

63.2

84.2

0.821

0.564

NSR (SV)

average

88.8

65.7

81.9

0.802

0.554

Std

4.1

9.6

3.8

0.060

0.091

Max acc

96.5

80.0

92.2

0.861

0.791

Max kappa

96.5

80.0

92.2

0.861

0.791

NSR (SM)

Average

90.0

84.3

88.3

0.950

0.724

Std

4.0

7.0

3.2

0.023

0.076

Max acc

98.2

95.5

97.4

0.993

0.936

Max kappa

98.0

96.3

97.4

0.996

0.943

RPEDC (SV)

Average

94.2

97.5

95.2

0.989

0.886

Std

3.1

3.2

2.3

0.010

0.054

Max acc

100.0

100.0

100.0

1.000

1.000

Max kappa

100.0

100.0

100.0

1.000

1.000

RPEDC (SM)

Average

90.2

91.6

90.5

0.977

0.780

Std

4.5

7.5

3.5

0.014

0.080

Max acc

100.0

95.7

98.7

0.999

0.969

Max kappa

98.0

100.0

98.7

0.992

0.971

RPEDC en face (SV)

Average

100.0

0.0

70.2

0.505

0.000

Std

0.0

0.0

4.7

0.008

0.000

Max acc

100.0

0.0

84.4

0.542

0.000

Max kappa

100.0

0.0

71.4

0.500

0.000

RPEDC en face (SM)

Average

90.2

41.5

75.5

0.778

0.347

Std

4.7

10.1

4.3

0.051

0.098

Max acc

95.1

62.5

88.3

0.844

0.619

Max kappa

95.1

62.5

88.3

0.844

0.619

  1. The data in italics represents the best values obtained