Wrappers for Feature Subset Selection in CRF-based Clinical Information Extraction.
Mike EbersbachRobert HermsChristina LohrMaximilian EiblPublished in: CLEF (Working Notes) (2016)
Keyphrases
- feature subset selection
- information extraction
- conditional random fields
- web information extraction
- semi structured
- natural language processing
- data extraction
- named entity recognition
- feature selection
- structured data
- wrapper induction
- text mining
- free text
- feature subset
- named entities
- selection algorithm
- web documents
- information retrieval
- machine learning
- estimation of distribution algorithms
- selected features
- pattern classification
- artificial neural networks
- graphical models
- markov random field