Keyphrases
- language modeling
- language model
- information retrieval
- query expansion
- retrieval model
- probabilistic model
- n gram
- cross lingual
- text classification
- language modeling approaches
- document length
- word segmentation
- term dependencies
- improvements in retrieval effectiveness
- statistical language modeling
- vector space
- relevance model
- translation model
- trec collections
- term weighting schemes
- statistical language models
- document retrieval