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Table 2 The CDI and CEM results on the CHEMDNER development set.

From: Enhancing of chemical compound and drug name recognition using representative tag scheme and fine-grained tokenization

Config CDI CEM
  P (%) R (%) F (%) P (%) R (%) F (%)
IOB 78.40 74.60 76.45 80.37 68.74 74.10
IOBE 76.53 75.53 76.03 78.78 69.61 73.91
IOBES 76.57 75.98 76.27 78.88 70.10 74.23
IOB12E 50.70 56.48 53.43 54.28 55.51 54.88