Using Non-Local Features to Improve Named Entity Recognition Recall.
Xinnian MaoWei XuYuan DongSaike HeHaila WangPublished in: PACLIC (2007)
Keyphrases
- named entity recognition
- named entities
- maximum entropy classifier
- natural language processing
- information extraction
- sequence labeling
- semi supervised
- feature extraction
- relation extraction
- co occurrence
- text summarization
- prior knowledge
- annotated corpus
- feature set
- conditional random fields
- maximum entropy
- text mining
- feature selection
- question answering
- relevance feedback
- feature subset
- probabilistic model
- object recognition
- bayesian networks
- decision trees