Cost-Effective Web Search in Bootstrapping for Named Entity Recognition.
Hideki KawaiHironori MizuguchiMasaaki TsuchidaPublished in: DASFAA (2008)
Keyphrases
- cost effective
- named entity recognition
- web search
- information extraction
- named entities
- natural language processing
- semi supervised
- search engine
- maximum entropy
- text summarization
- conditional random fields
- relation extraction
- low cost
- annotated corpus
- cost effectiveness
- sequence labeling
- proper names
- classifier ensemble
- web pages
- higher order
- co occurrence
- supervised learning
- maximum entropy classifier
- user queries
- text classification