Two-Stage Named-Entity Recognition Using Averaged Perceptrons.
Lars BuitinckMaarten MarxPublished in: NLDB (2012)
Keyphrases
- named entities
- named entity recognition
- information extraction
- co occurrence
- natural language processing
- question answering
- named entity extraction
- relation extraction
- text mining
- linguistic features
- noun phrases
- person names
- web news
- unsupervised learning
- maximum entropy model
- proper names
- weakly supervised
- annotated corpus
- named entity recognizer
- data sets
- active learning
- natural language
- information retrieval
- data mining