Smoothing Techniques for Tree-k-Grammar-Based Natural Language Modeling.
Jose L. Verdú-MasJorge Calera-RubioRafael C. CarrascoPublished in: IbPRIA (2003)
Keyphrases
- language modeling
- language model
- statistical language modeling
- language modeling approaches
- smoothing methods
- information retrieval
- retrieval model
- query expansion
- dirichlet prior
- n gram
- language models for information retrieval
- document language models
- probabilistic model
- language modeling framework
- cross lingual
- document length
- jelinek mercer
- information retrieval systems
- document retrieval
- text classification
- context free grammars
- statistical language models
- word segmentation
- relevance model
- sentence retrieval
- improvements in retrieval effectiveness
- retrieval systems
- mixture model
- database systems