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Table 4 Prediction of compositional transitions.

From: Estimating the extent of horizontal gene transfer in metagenomic sequences

Cluster

-/- (TN)

-/+ (FP)

+/- (FN)

+/+ (TP)

Precision TP/TP+FP

Recall TP/TP+FN

Specificity TN/TN+FP

Accuracy TP+TN/all

0.7

1899

651

546

902

58.0%

62.3%

74.5%

70.1%

0.65

2127

423

666

782

64.9%

54.0%

83.4%

72.8%

0.6

2255

295

772

676

69.6%

46.7%

88.4%

73.3%

0.55

2346

204

893

555

73.1%

38.3%

92.0%

72.6%

0.5

2427

123

976

472

79.3%

32.6%

95.2%

72.5%

0.4

2495

55

1114

334

85.9%

23.1%

97.8%

70.8%

0.3

2522

28

1219

229

89.1%

15.8%

98.9%

68.8%

  1. Number of true negatives, false positives, false negatives, true positives, and the measures of precision, recall, specificity and accuracy are shown. Different values of the clustering parameter have been used.