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Table 1 Numbers of sentences for the calculation of correlation score between E i and N G j

From: Active learning for ontological event extraction incorporating named entity recognition and unknown word handling

 

Express event E i

Not express event E i

Total

Contain N-gram N G j

a

b

N A

Not contain N-gram N G j

c

d

N B

Total

N S

N F

N

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Journal of Biomedical Semantics

ISSN: 2041-1480