Back-off smoothing in a syntactic approach to language modelling.
Germán BordelM. Inés TorresEnrique VidalPublished in: ICSLP (1994)
Keyphrases
- language modelling
- language models for information retrieval
- language model
- n gram
- ad hoc retrieval
- natural language
- tf idf
- pseudo relevance feedback
- relevance model
- document ranking
- weighting scheme
- query expansion
- information retrieval
- document retrieval
- language modeling
- document collections
- context dependent
- part of speech