BioMed Research International / 2016 / Article / Tab 9

Research Article

ChemTok: A New Rule Based Tokenizer for Chemical Named Entity Recognition

Table 9

Class based performance (-score in %) for SemEval DDI data set; DrugBank, Medline.

AlgorithmEntity typeDrugBankMedline
ChemSpottmVarChemTokChemSpottmVarChemTok

CRFGroup76.3372.8679.1662.4159.2564.31
Drug_n0.00.00.010.4413.6312.48
Brand86.3180.8589.970.00.00.0
Drug89.7786.8591.3274.5774.2276.15

SVMGroup83.8283.5885.1246.2844.0649.13
Drug_n0.00.00.010.9311.0211.67
Brand92.1594.1193.450.00.00.0
Drug91.6689.3293.5268.0467.0671.71