Keyphrases
- n gram
- language model
- text classification
- retrieval model
- document retrieval
- test collection
- information retrieval
- language modelling
- language modeling
- bag of words
- variable length
- viterbi algorithm
- part of speech
- language independent
- statistical language modeling
- out of vocabulary
- image retrieval
- relevance feedback
- query terms
- query expansion
- retrieval systems
- information retrieval systems
- word level
- web documents
- naive bayes
- pseudo relevance feedback
- word segmentation
- document ranking
- language specific
- artificial intelligence