Using statistical decision theory and relevance models for query-performance prediction.
Anna ShtokOren KurlandDavid CarmelPublished in: SIGIR (2010)
Keyphrases
- relevance model
- query performance prediction
- statistical decision theory
- retrieval effectiveness
- decision rules
- query difficulty
- pseudo relevance feedback
- query expansion
- language model
- relevance judgments
- relevance feedback
- language modeling
- average precision
- keywords
- image annotation
- query suggestion
- topic models
- retrieved documents
- test collection
- loss function
- information retrieval
- information retrieval systems
- vector space model
- retrieval model
- probabilistic model
- context dependent
- retrieval systems
- document retrieval
- relevant documents
- active learning
- search engine