Biomedical negation scope detection with conditional random fields.
Shashank AgarwalHong YuPublished in: J. Am. Medical Informatics Assoc. (2010)
Keyphrases
- conditional random fields
- information extraction
- random fields
- hidden markov models
- sequence labeling
- graphical models
- probabilistic model
- maximum entropy
- semi markov
- higher order
- crf model
- markov random field
- markov models
- image labeling
- named entity recognition
- pairwise
- structured prediction
- undirected graphical models
- structured learning
- generative model
- object detection
- superpixels
- text mining
- markov networks
- named entities
- protein fold recognition
- structured output
- natural language processing
- prior knowledge