Keyphrases
- language modeling
- language model
- retrieval model
- information retrieval
- query expansion
- n gram
- cross lingual
- probabilistic model
- comparable corpora
- document level
- multiword
- document retrieval
- text classification
- statistical language models
- improvements in retrieval effectiveness
- relevance model
- finite state transducers
- retrieval effectiveness
- word segmentation
- tf idf
- test collection
- mixture model
- web pages
- learning algorithm