Table 1 Statistics of the corpora
From: Improving chemical disease relation extraction with rich features and weakly labeled data
Corpus | Documents | CID Pairs | Unique |
|---|---|---|---|
BC5 training | 500 | 1038 | 927 |
BC5 development | 500 | 1012 | 887 |
BC5 test | 500 | 1066 | 941 |
CTD-Pfizer | 18,410 | 33,224 | 15,439 |