Table 7
Results of the BiLSTM system with different optimization algorithms on the event mention detection only task and on the event detection + classification task.
OPTIMIZERMENTION DETECTION ONLYDETECTION + CLASSIFICATION
PRF1PRF1
Nadam 82.5% 83.53% 82.99% 63.46% 62.93% 63.19%
Adam 80.37% 83.47% 82.99% 62.7% 63.90% 63.27%
SGD 79.73% 80.94% 80.51% 51.50% 46.20% 48.69%