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Table 6 Contributions of different features

From: Improving chemical disease relation extraction with rich features and weakly labeled data

  Features Precision (%) Recall (%) F-value (%) F-value change (%)
1 All features 64.24 52.06 57.51  
2 - BOW 63.09 51.31 56.60 −0.91
3 - BOB 61.24 52.63 56.61 −0.90
4 - Pattern 61.83 51.22 56.03 −1.48
5 - Shortest path 62.03 52.72 57.00 −0.51
6 - Statistical 53.29 41.74 46.82 −10.69
7 - #1 ~ #8 62.54 50.75 56.03 −1.48
8 - #1 and #2 62.90 51.69 56.75 −0.76
9 - #3 and #4 63.31 51.97 57.08 −0.43
10 - #5 ~ #8 63.23 51.78 56.94 −0.57
11 - #9 ~ #11 54.04 45.12 49.18 −8.33
12 - #9 63.62 52.16 57.32 −0.19
13 - #10 57.09 45.31 50.52 −6.99
14 - #11 61.49 50.47 55.44 −2.07
15 - #12 ~ #19 63.79 52.06 57.33 −0.18