Early-based stochastic context-free grammar estimation from bracketed corpora and its use in a hybrid language model.
Diego LinaresJosé-Miguel BenedíJoan-Andreu SánchezPublished in: Proces. del Leng. Natural (2003)
Keyphrases
- language model
- language modeling
- stochastic context free grammars
- n gram
- statistical machine translation
- document retrieval
- information retrieval
- probabilistic model
- retrieval model
- query expansion
- mixture model
- pseudo relevance feedback
- context sensitive
- natural language processing
- test collection
- vector space model
- relevance model
- ad hoc information retrieval
- cross lingual
- hidden markov models
- query terms
- machine translation
- smoothing methods
- bayesian networks
- machine learning