Statistical query expansion for sentence retrieval and its effects on weak and strong queries.
David E. LosadaPublished in: Inf. Retr. (2010)
Keyphrases
- sentence retrieval
- query expansion
- short queries
- vocabulary mismatch
- original query
- automatic query expansion
- query terms
- information retrieval systems
- retrieval model
- retrieval effectiveness
- language modeling
- query specific
- search logs
- pseudo relevance feedback
- retrieval systems
- text retrieval
- information retrieval
- relevance feedback
- passage retrieval
- language model
- retrieved documents
- question answering
- relevance model
- relevant documents
- user queries
- web search engines
- structured queries
- search engine
- query translation
- search sessions
- ranked list
- query processing
- image retrieval
- keywords
- bayesian networks