Table 6 Training information layout
From: Combination of conditional random field with a rule based method in the extraction of PICO elements
Training file with information redundancy layout | |||||
|---|---|---|---|---|---|
Sentence | Features | Label | Prediction | ||
S1 | f1 | f2 | f3 | INTERVENTION | 0 |
S1 | f1 | f2 | f3 | POPULATION | 1 |
S1 | f1 | f2 | f3 | OUTCOME | 0 |
S1 | f1 | f2 | f3 | OTHER | 0 |
S2 | f1 | f2 | f3 | INTERVENTION | 1 |
S2 | f1 | f2 | f3 | POPULATION | 1 |
S2 | f1 | f2 | f3 | OUTCOME | 0 |
S2 | f1 | f2 | f3 | OTHER | 0 |
Training file standard layout | |||||
Sentence | Features | Label | |||
S1 | f1 | f2 | f3 | … | POPULATION |
S2 | f1 | f2 | f3 | … | INTERVENTION |
S2 | f1 | f2 | f3 | … | POPULATION |