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Table 3 Results, including true positives (TP), false positives (FP), false negative (FN), precision (P), recall (R) and F-score on the training set

From: Mining characteristics of epidemiological studies from Medline: a case study in obesity

.

Training set (60 abstracts)

 

TP

FP

FN

P

R

F-score

Study design

37

5

1

88.0

97.3

92.5

Population

94

10

5

90.3

94.9

92.6

Exposure

104

21

14

83.2

88.1

85.5

Outcome

125

26

8

82.7

93.9

88.0

Covariate

13

4

0

76.4

100.0

86.6

Effect size

41

5

9

89.1

82.0

85.4

All classes (micro)

414

71

37

85.3

91.7

88.4

All classes (macro)

 

84.9

92.7

88.4

  1. Micro averages are calculated across all different document level mentions; macro averages are calculated across different characteristics.