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Table 4 Performance after adding POS information

From: A deep learning model incorporating part of speech and self-matching attention for named entity recognition of Chinese electronic medical records

  LSTM-CRF SM-LSTM-CRF
Character Character + POS Character Character + POS
P 0.6568 0.7606 0.6858 0.7819
R 0.6904 0.7487 0.6991 0.7713
F 0.6732 0.7546 0.6991 0.7765