Improving textual medication extraction using combined conditional random fields and rule-based systems.
Domonkos TikkIllés SoltPublished in: J. Am. Medical Informatics Assoc. (2010)
Keyphrases
- conditional random fields
- rule based systems
- information extraction
- hidden markov models
- probabilistic model
- rule base
- markov random field
- sequence labeling
- expert systems
- graphical models
- rule based expert systems
- random fields
- named entity recognition
- crf model
- knowledge representation
- pairwise
- generative model
- web page prediction
- knowledge based systems
- higher order
- structured prediction
- semi markov
- machine learning
- natural language
- segmentation method
- information retrieval
- natural language processing
- knowledge base
- data mining