Keyphrases
- language model
- active learning
- natural language processing
- language modeling
- document retrieval
- probabilistic model
- information retrieval
- n gram
- speech recognition
- query expansion
- language modelling
- information extraction
- machine learning
- natural language
- smoothing methods
- retrieval model
- statistical language models
- semi supervised
- learning algorithm
- language processing
- test collection
- training set
- question answering
- ad hoc information retrieval
- text mining
- language models for information retrieval
- vector space model
- machine translation
- document ranking
- wordnet
- context sensitive
- query specific
- labeled data
- learning process
- pseudo relevance feedback
- text summarization
- named entity recognition
- transfer learning