Keyphrases
- language modeling
- language model
- query expansion
- retrieval model
- information retrieval
- probabilistic model
- n gram
- cross lingual
- text classification
- improvements in retrieval effectiveness
- statistical language models
- document retrieval
- language modeling approaches
- statistical language modeling
- word segmentation
- retrieval effectiveness
- retrieval systems
- test collection
- feature vectors
- bayesian networks