Извлечение китайских событий

Current Chinese event extraction systems suffer much from two problems in trigger identification: unknown triggers and word segmentation errors to known triggers. To resolve these problems, this paper proposes two …...

Current Chinese event extraction systems suffer much from the low recall due to unknown triggers. To resolve this problem, this paper firstly introduces morphological structures to better represent the compositional …...

Although semi-supervised model can extract the event mentions matching frequent event patterns, it suf- fers much from those event mentions, which match infrequent patterns or have no matching pattern. To …...