Table IV. Performance of baselines...

Table IV.

Performance of baselines

Baselines	Precision	Recall	F1
TF@500	0.402	0.500	0.446
TF@1000	0.600	0.746	0.665
BT	0.099	0.627	0.171
S-NER	0.131	0.080	0.099
TermExtractor	0.202	0.107	0.140
SK-CRF	0.914	0.897	0.905
SSK-CRF	0.889	0.825	0.856

Notes: SK-CRF and SSK-CRF use 30% data of subtitles for training; half of the training data as unlabeled for SSK-CRF; the italic data mean they are the best results among all the baselines

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