Negation for Document Re-ranking in Ad-hoc Retrieval.
Pierpaolo BasileAnnalina CaputoGiovanni SemeraroPublished in: ICTIR (2011)
Keyphrases
- ad hoc retrieval
- web search
- retrieval quality
- query independent
- document collections
- focused retrieval
- relevance model
- query expansion
- document ranking
- data fusion
- pseudo relevance feedback
- test collection
- link structure
- retrieved documents
- information retrieval
- ranking algorithm
- query dependent
- learning to rank
- document retrieval
- web search engines
- language model
- information retrieval systems
- link analysis
- ranking functions
- search engine
- document representation
- language modeling
- image classification
- relevance feedback
- digital libraries
- clustering algorithm
- vector space model
- ranked list
- retrieval effectiveness
- active learning
- bayesian networks