Language-modeling kernel based approach for information retrieval.
Ying XieVijay V. RaghavanPublished in: J. Assoc. Inf. Sci. Technol. (2007)
Keyphrases
- language modeling
- information retrieval
- language model
- retrieval model
- query expansion
- term weighting
- cross lingual
- n gram
- information retrieval systems
- probabilistic model
- sentence retrieval
- relevance model
- retrieval effectiveness
- trec collections
- text classification
- document retrieval
- test collection
- word segmentation
- expert finding
- vector space model
- statistical language models
- term weighting schemes
- document length
- information extraction
- statistical language modeling
- improvements in retrieval effectiveness
- pseudo feedback
- translation model
- question answering
- feature space