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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