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Table 5 Effect of fine-grained CWS and POS tagging on NER for clinical text

From: A fine-grained Chinese word segmentation and part-of-speech tagging corpus for clinical text

System P(%) R(%) F(%)
Baseline 88.83 88.74 88.79
+ CWS (CRF) 89.28 88.79 89.13
+ CWS&POS (CRF) 90.90 88.20 89.53
+ CWS (BiLSTM-CRF) 89.31 88.75 89.03
+ CWS&POS (BiLSTM-CRF) 89.65 88.63 89.14