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Table 3 Difference between gold standard and annotators in 250 MEDLINE records.

From: Abbreviation definition identification based on automatic precision estimates

Annotator

Precision (%)

Recall (%)

F-measurea (%)

Annotator 1

93.4

89.5

91.4

Annotator 2

95.6

91.6

93.5

Annotator 3

93.4

89.5

91.4

Annotator 4

89.7

73.4

80.7

Annotator 1 & 2

96.1

92.8

94.4

Annotator 3 & 4

98.7

96.2

97.4

  1. a F-measure = 2*(Precision*Recall)/(Precision+Recall)
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BMC Bioinformatics

ISSN: 1471-2105

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