KDEIR at CLEF eHealth 2016: Health Documents Re-ranking Based on Query Variations.
Md Zia UllahMasaki AonoPublished in: CLEF (Working Notes) (2016)
Keyphrases
- query expansion
- document ranking
- query specific
- documents retrieved
- retrieved documents
- information retrieval
- ad hoc retrieval
- document relevance
- relevant documents
- information retrieval systems
- user queries
- ranking list
- query terms
- retrieval systems
- test collection
- query independent
- ranked list
- original query
- passage retrieval
- result set
- document retrieval
- query topic
- relevance model
- inter document similarities
- document collections
- language model
- learning to rank
- automatic query expansion
- result list
- click logs
- relevance ranking
- relevance scores
- retrieval effectiveness
- relevance judgments
- relevance feedback
- retrieval strategies
- search engine
- ranking models
- expert search
- effective retrieval
- expert finding
- language modeling
- keywords
- pseudo relevance feedback
- keyword queries
- web search
- vector space
- human relevance judgments
- question answering
- ranking functions
- query dependent
- cross language
- vector space model
- metasearch engine
- federated search
- text retrieval
- ranking algorithm
- web retrieval
- ranking svm
- web documents
- highly ranked
- text documents
- xml documents
- irrelevant documents
- retrieval process
- short queries
- document clustering
- search queries
- retrieval model
- return a ranked list
- document set