Collective Evolutionary Concept Distance Based Query Expansion for Effective Web Document Retrieval.
Clement H. C. LeungYuanxi LiAlfredo MilaniValentina FranzoniPublished in: ICCSA (4) (2013)
Keyphrases
- document retrieval
- query expansion
- language model
- pseudo relevance feedback
- relevant documents
- relevance feedback
- document ranking
- retrieval model
- information retrieval
- language modeling framework
- meta search
- blind feedback
- passage retrieval
- query terms
- retrieved documents
- text retrieval
- retrieval effectiveness
- expansion terms
- language modeling
- document collections
- spreading activation
- information retrieval systems
- ranking functions
- relevance model
- expert search
- test collection
- learning to rank
- original query
- information access
- ad hoc retrieval
- web pages
- cross language
- vector space model
- retrieval systems
- xml retrieval
- ranking scheme
- digital libraries