Discovering Relations among Named Entities from Large Corpora.
Takaaki HasegawaSatoshi SekineRalph GrishmanPublished in: ACL (2004)
Keyphrases
- named entities
- natural language processing
- annotated corpus
- news corpus
- named entity recognition
- information extraction
- text corpus
- named entity extraction
- genia corpus
- semantic relations
- relation extraction
- text mining
- co occurrence
- question answering
- text documents
- web news
- personal names
- noun phrases
- person names
- natural language
- computational linguistics
- wordnet
- unsupervised learning
- named entity disambiguation
- chinese named entity recognition
- text corpora
- computer vision
- automatic annotation
- automatic extraction
- expert systems