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. Author manuscript; available in PMC: 2011 Oct 1.
Published in final edited form as: Artif Intell Med. 2010 Jun 19;50(2):63–73. doi: 10.1016/j.artmed.2010.05.006

Table 2.

a: Results for individual relations on the BIDMC corpus. P stands for precision, R stands for recall, and F1 stands for F-measure. Bold indicates statistically significant difference from corresponding F1 of the tokens-in-concepts baseline. Italic indicates significant difference from the corresponding F1 of the tokens-in-sentence baseline.
BIDMC corpus
P R F1 P R F1 P R F1
Tokens-in-concepts baseline Tokens-in-sentence baseline Semantic relation classifier
Relation Present disease–treatment relation type
None 0.65 0.75 0.69 0.70 0.74 0.72 0.84 0.86 0.85
TADP 0.60 0.57 0.58 0.61 0.66 0.63 0.76 0.83 0.79
TXDP 0.75 0.43 0.55 0.40 0.29 0.33 0.89 0.57 0.70
TNDP 0.89 0.73 0.80 0.63 0.45 0.53 1.00 0.73 0.84
TCDP 1.00 0.30 0.46 1.00 0.30 0.46 0.75 0.40 0.52
TDDP 0.50 0.20 0.29 0.75 0.40 0.52 0.75 0.30 0.43
Possible disease–treatment relation type
None 0.72 0.79 0.75 0.78 0.88 0.83 0.76 0.85 0.80
TAD 0.60 0.71 0.65 0.78 0.82 0.80 0.78 0.82 0.80
TCD 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
TDD 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Present symptom–treatment relation type
None 0.71 0.83 0.76 0.80 0.84 0.82 0.87 0.89 0.88
TASP 0.35 0.29 0.32 0.39 0.47 0.43 0.64 0.76 0.70
TXSP 0.59 0.50 0.54 0.83 0.75 0.79 0.88 0.75 0.81
TNSP 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
TCSP 0.71 0.63 0.67 1.00 0.75 0.86 1.00 0.75 0.86
TDSP 0.50 0.33 0.40 1.00 0.17 0.29 0.50 0.50 0.50
Possible symptom–treatment relation type
None 0.81 0.92 0.86 0.91 0.97 0.94 0.99 0.97 0.98
TAS 0.46 0.27 0.34 0.82 0.64 0.72 0.87 0.91 0.89
TCS 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
TDS 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Disease–test relation type
None 0.84 0.84 0.84 0.73 0.77 0.75 0.89 0.90 0.90
TRD 0.82 0.82 0.82 0.72 0.71 0.71 0.88 0.91 0.89
TID 0.38 0.34 0.36 0.68 0.49 0.57 0.78 0.51 0.62
Disease–symptom relation type
None 0.94 0.99 0.96 0.96 0.98 0.97 0.97 0.99 0.98
SSD 0.88 0.78 0.82 0.63 0.56 0.59 0.88 0.78 0.82
DCS 0.60 0.23 0.33 0.82 0.69 0.75 0.89 0.62 0.73
b: Results on individual relations on Partners corpus. P stands for precision, R stands for recall, and F1 stands for F-measure. Bold indicates statistically significant difference from corresponding F1 of the tokens-in-concepts baseline. Italic indicates significant difference from the corresponding F1 of the tokens-in-sentence baseline.
Partners corpus
P R F1 P R F1 P R F1
Tokens-in-concepts baseline Tokens-in-sentence baseline Semantic relation classifier
Relation Present disease–treatment relation type
None 0.71 0.69 0.70 0.76 0.80 0.78 0.81 0.80 0.81
TADP 0.69 0.77 0.73 0.76 0.78 0.77 0.77 0.84 0.81
TXDP 0.00 0.00 0.00 0.67 0.29 0.40 0.00 0.00 0.00
TNDP 0.62 0.29 0.39 0.69 0.39 0.50 0.86 0.43 0.57
TCDP 0.67 0.53 0.59 0.66 0.56 0.61 0.75 0.54 0.63
TDDP 0.20 0.09 0.13 0.36 0.18 0.24 0.73 0.63 0.68
Possible disease–treatment relation type
None 0.59 0.57 0.58 0.69 0.64 0.67 0.86 0.68 0.76
TAD 0.66 0.68 0.67 0.67 0.75 0.71 0.72 0.90 0.80
TCD 0.67 0.40 0.50 0.00 0.00 0.00 0.50 0.20 0.29
TDD 0.58 0.70 0.64 0.70 0.70 0.70 0.78 0.70 0.74
Present symptom–treatment relation type
None 0.61 0.70 0.65 0.68 0.71 0.70 0.72 0.77 0.74
TASP 0.60 0.57 0.58 0.59 0.62 0.61 0.67 0.73 0.70
TXSP 0.20 0.07 0.11 0.22 0.07 0.11 0.33 0.11 0.16
TNSP 0.54 0.45 0.49 0.65 0.68 0.67 0.77 0.66 0.71
TCSP 0.54 0.56 0.55 0.56 0.59 0.58 0.60 0.59 0.59
TDSP 0.47 0.31 0.38 0.40 0.14 0.21 0.75 0.41 0.53
Possible symptom–treatment relation type
None 0.81 0.94 0.87 0.84 0.93 0.88 0.94 0.96 0.95
TAS 0.48 0.23 0.32 0.43 0.25 0.32 0.77 0.75 0.76
TCS 0.71 0.34 0.47 0.72 0.62 0.67 0.89 0.86 0.88
TDS 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Disease–test relation type
None 0.64 0.69 0.66 0.63 0.69 0.66 0.73 0.75 0.74
TRD 0.78 0.80 0.79 0.79 0.81 0.80 0.84 0.86 0.85
TID 0.41 0.28 0.33 0.59 0.43 0.49 0.63 0.52 0.57
Disease–symptom relation type
None 0.66 0.75 0.70 0.76 0.79 0.78 0.78 0.81 0.79
SSD 0.57 0.49 0.52 0.64 0.65 0.65 0.62 0.62 0.62
DCS 0.51 0.43 0.47 0.57 0.51 0.54 0.58 0.53 0.55