Pseudo-relevance feedback and statistical query expansion for web snippet generation.
Youngjoong KoHongkuk AnJungyun SeoPublished in: Inf. Process. Lett. (2008)
Keyphrases
- pseudo relevance feedback
- query expansion
- retrieval effectiveness
- expansion terms
- relevant documents
- information retrieval systems
- language model
- information retrieval
- retrieved documents
- ad hoc retrieval
- relevance feedback
- automatic query expansion
- trec genomics track
- interactive query expansion
- language modeling
- term selection
- text retrieval
- original query
- retrieval model
- document retrieval
- relevance model
- language modelling
- average precision
- query specific
- query terms
- vocabulary mismatch
- web pages
- document ranking
- short queries
- web documents
- passage retrieval
- vector space model
- test collection
- probabilistic model