UiO 2: Sequence-labeling Negation Using Dependency Features.

Emanuele Lapponi Erik Velldal Lilja Øvrelid Jonathon Read

Published in: *SEM@NAACL-HLT (2012)

Keyphrases

sequence labeling
named entity recognition
feature extraction
dependency parsing
feature vectors
co occurrence
conditional random fields
feature space
feature set
prior knowledge
graphical models
hedge detection