Feature selection techniques for maximum entropy based biomedical named entity recognition.
Sujan Kumar SahaSudeshna SarkarPabitra MitraPublished in: J. Biomed. Informatics (2009)
Keyphrases
- named entity recognition
- information extraction
- named entities
- natural language processing
- genia corpus
- semi supervised
- maximum entropy
- text summarization
- text mining
- conditional random fields
- relation extraction
- hand coded
- sequence labeling
- annotated corpus
- machine learning
- natural language
- proper names
- question answering
- unsupervised learning
- high dimensional
- information retrieval
- classifier ensemble
- computer vision
- databases
- chinese named entity recognition