Keyphrases
- language modeling
- language model
- information retrieval
- retrieval model
- query expansion
- cross lingual
- n gram
- probabilistic model
- neural network
- statistical language models
- translation model
- word segmentation
- text classification
- improvements in retrieval effectiveness
- relevance model
- pseudo relevance feedback
- information retrieval systems
- relevance feedback
- retrieval effectiveness
- dirichlet prior
- language modeling approaches
- comparable corpora
- test collection
- data mining