A Multichannel Biomedical Named Entity Recognition Model Based on Multitask Learning and Contextualized Word Representations

Table 7

Performance comparison of using dropout.

	Precision	Recall	F1-score
JNLPBA
No	73.5	72.9	73.2
Yes	72.6	79.6	76.0
	-0.9	+6.7	+2.8
NCBI-disease
No	86.9	84.8	85.9
Yes	88.2	89.2	88.7
	+1.3	+4.4	+2.8