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Table 6 Performance of the ensemble extractor on the CEM task at various confidence thresholds.

From: Chemical entity extraction using CRF and an ensemble of extractors

Dataset Threshold Precision Recall F-Measure
Dev 0.01 0.31543 0.8924 0.46611
Dev 0.24 0.67406 0.73650 0.70390
Dev 0.25 0.70871 0.71598 0.71232
Dev 0.5 0.79486 0.67544 0.7303
Dev 0.7 0.87369 0.55663 0.6800
Dev 0.8 0.88315 0.52835 0.66116
Dev 0.9 0.93316 0.30973 0.46509
Train 0.01 0.30711 0.88147 0.45552
Train 0.25 0.66208 0.73126 0.69495
Train 0.26 0.78473 0.66680 0.72098
Train 0.5 0.78473 0.6668 0.72098
Train 0.6 0.86928 0.55312 0.67607
Train 0.7 0.88266 0.52568 0.65893
Train 0.9 0.93386 0.31135 0.467