Keyphrases
- language modeling
- language model
- finite state transducers
- information retrieval
- retrieval model
- query expansion
- probabilistic model
- cross lingual
- n gram
- word segmentation
- statistical language models
- improvements in retrieval effectiveness
- user queries
- test collection
- digital libraries
- retrieval systems
- document retrieval
- data mining
- information retrieval systems
- relevance model
- knowledge discovery
- term weighting schemes
- document length
- database systems
- machine learning