Refining Aggregation Functions for Improving Document Ranking in Information Retrieval.
Mohand BoughanemYannick LoiseauHenri PradePublished in: SUM (2007)
Keyphrases
- document ranking
- aggregation functions
- information retrieval
- document retrieval
- language model
- query expansion
- relevant documents
- text retrieval
- aggregate queries
- information extraction
- passage retrieval
- question answering
- test collection
- retrieval model
- information retrieval systems
- language modeling
- text mining
- relevance assessments
- pseudo relevance feedback
- fuzzy numbers
- search engine
- query terms
- document collections
- vector space model
- retrieval systems
- relevance model
- retrieval effectiveness
- probabilistic model
- learning to rank
- aggregation operators
- wordnet