A Lucene and Maximum Entropy Model Based Hedge Detection System.

Lin Chen Barbara Di Eugenio

Published in: CoNLL Shared Task (2010)

Keyphrases

maximum entropy
hedge detection
sequence labeling
conditional random fields
named entity recognition
maximum entropy principle
markov models
random fields
search engine
document retrieval
query expansion
prior knowledge
hidden markov models
relevance feedback
generative model
question answering