Improving retrieval feedback with multiple term-ranking function combination.
Claudio CarpinetoGiovanni RomanoVittorio GianniniPublished in: ACM Trans. Inf. Syst. (2002)
Keyphrases
- ranking functions
- document retrieval
- term weights
- learning to rank
- relevance feedback
- query dependent
- ranking algorithm
- web search
- information retrieval
- retrieval model
- text retrieval
- query expansion
- language model
- information retrieval systems
- query terms
- test collection
- retrieval quality
- supervised learning
- ranking scheme
- directly optimize
- relevance model
- scoring function
- pseudo relevance feedback
- retrieval systems
- web search engines
- document collections
- feature space
- bayesian networks