Shrinkage based features for slot tagging with conditional random fields.
Ruhi SarikayaAsli CelikyilmazAnoop DeorasMinwoo JeongPublished in: INTERSPEECH (2014)
Keyphrases
- conditional random fields
- sequence labeling
- contextual features
- probabilistic model
- crf model
- hidden markov models
- random fields
- graphical models
- maximum entropy
- feature vectors
- information extraction
- feature set
- feature extraction
- structured prediction
- parameter learning
- image labeling
- markov models
- web page prediction
- key features
- generative model
- markov random field
- prior knowledge
- feature space
- training data
- markov networks
- higher order
- multi class
- semi markov
- learning algorithm