COST-SENSITIVE STRUCTURED PERCEPTRON INCORPORATING CATEGORY HIERARCHY FOR NAMED ENTITY RECOGNITION
Named Entity Recognition (NER) is a fundamental natural language processing task for the identifi cation and classifi cation of expressions into predefi ned categories, such as person and organization. Existing NER systems usually target about 10 categories and do not incorporate analysis of categor...
| Main Authors: | , , , |
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| Format: | Article |
| Language: | English |
| Published: |
UUM Press
2015-03-01
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| Series: | Journal of ICT |
| Online Access: | https://www.scienceopen.com/document?vid=ce201f64-ec80-452a-a18d-5eb8bd38b978 |