Query Expansion for Language Modeling Using Sentence Similarities.
Debasis GangulyJohannes LevelingGareth J. F. JonesPublished in: IRFC (2011)
Keyphrases
- language modeling
- query expansion
- sentence retrieval
- language model
- document level
- retrieval model
- information retrieval systems
- retrieval effectiveness
- information retrieval
- cross lingual
- relevance feedback
- pseudo relevance feedback
- similarity measure
- relevant documents
- text retrieval
- expert finding
- natural language
- document ranking
- query terms
- original query
- average precision
- query translation
- query specific
- text classification
- sentence level
- machine learning
- relevance model
- retrieved documents
- web search
- n gram
- question answering
- document collections