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Table 7 Feature contribution experiments for relation extraction

From: A neural joint model for entity and relation extraction from biomedical text

Features

ADE

BB

 

P

R

F1

P

R

F1

Word

62.7

69.9

66.1

34.5

20.4

25.6

+dep

63.3

71.0

66.9

42.0

19.9

27.0

+entity

63.4

71.2

67.1

34.1

24.7

28.6

All

67.3

75.7

71.3

42.7

25.2

31.7

  1. Here “+” means only that feature is added.“dep” and “entity” denote dependency type and entity representation features, respectively