Keyphrases
- language modeling
- language model
- finite state transducers
- information retrieval
- query expansion
- retrieval model
- probabilistic model
- cross lingual
- natural language processing
- n gram
- statistical language models
- natural language
- context free grammars
- unsupervised learning
- text classification
- relevance model
- word segmentation
- sentence retrieval
- test collection
- improvements in retrieval effectiveness
- language modeling approaches
- comparable corpora
- translation model
- retrieval effectiveness
- document retrieval
- information retrieval systems