Estimation and use of uncertainty in pseudo-relevance feedback.
Kevyn Collins-ThompsonJamie CallanPublished in: SIGIR (2007)
Keyphrases
- pseudo relevance feedback
- query expansion
- document retrieval
- language model
- retrieval effectiveness
- language modelling
- retrieval accuracy
- automatic query expansion
- relevance feedback
- relevant documents
- ad hoc retrieval
- average precision
- retrieved documents
- relevance model
- information retrieval systems
- interactive query expansion
- original query
- information retrieval
- query specific
- pseudo feedback
- query terms
- retrieval model
- ad hoc information retrieval
- language modeling
- similarity search
- learning algorithm