Table 8.
Feature | Feature Description |
---|---|
UNIGRAM | Unigram fcase-sensitive] |
LEMMA | Lemma (lower-cased) |
PARTS-OF-SPEECH | Parts of speech |
LABELLED DEPENDENCY | Label of the relation from the word to its head combined with the lemma of its head word |
DEPENDENCY HEIGHT | Height of a word in its dependency tree |
UMLS CONCEPT | {BIOEQ-tagged normalized name |
UMLS SEMANTIC TYPE | {BIOE}-tagged UMLS semantic type |