Classification and Ranking Approaches to Discriminative Language Modeling for ASR.
Erinç DikiciMurat SemerciMurat SaraclarEthem AlpaydinPublished in: IEEE Trans. Speech Audio Process. (2013)
Keyphrases
- language modeling
- language model
- pseudo feedback
- feature extraction
- text classification
- information retrieval
- discriminative models
- expert finding
- query expansion
- classification accuracy
- retrieval model
- machine learning
- feature selection
- smoothing methods
- unsupervised learning
- trec test collections
- web search
- probabilistic model
- document retrieval
- feature vectors
- word error rate
- user queries
- test collection
- ranking functions
- speech recognition
- naive bayes classifier
- discriminative learning
- query specific
- training set
- search engine