Unsupervised Named-Entity Recognition: Generating Gazetteers and Resolving Ambiguity.
David NadeauPeter D. TurneyStan MatwinPublished in: Canadian Conference on AI (2006)
Keyphrases
- named entity recognition
- semi supervised
- named entities
- information extraction
- natural language processing
- conditional random fields
- unsupervised learning
- text summarization
- relation extraction
- maximum entropy
- hand coded
- weakly supervised
- sequence labeling
- annotated corpus
- pos tagging
- proper names
- supervised learning
- active learning
- classifier ensemble
- information retrieval
- co occurrence
- pairwise
- maximum entropy classifier
- text mining
- question answering
- object recognition
- clustering algorithm
- computer vision
- artificial intelligence
- data sets