Keyphrases
- language modeling
- probabilistic model
- language model
- information retrieval
- retrieval model
- n gram
- query expansion
- text classification
- training data
- language modeling framework
- cross lingual
- context sensitive
- bayesian networks
- generative model
- decision trees
- feature space
- feature selection
- text classifiers
- statistical language models
- relevance model
- pseudo feedback
- dirichlet prior
- naive bayes classifier
- learning algorithm