NERA 2.0: Improving coverage and performance of rule-based named entity recognition for Arabic.
Mai OudahKhaled ShaalanPublished in: Nat. Lang. Eng. (2017)
Keyphrases
- named entity recognition
- named entities
- information extraction
- natural language processing
- text summarization
- semi supervised
- maximum entropy
- conditional random fields
- hand coded
- relation extraction
- annotated corpus
- sequence labeling
- expert systems
- question answering
- information retrieval
- proper names
- pairwise
- image processing
- knowledge base
- co occurrence
- natural language
- image segmentation
- classifier ensemble
- artificial intelligence
- data sets