Improving Document Ranking in Information Retrieval Using Ordered Weighted Aggregation and Leximin Refinement.
Mohand BoughanemYannick LoiseauHenri PradePublished in: EUSFLAT Conf. (2005)
Keyphrases
- document ranking
- information retrieval
- document retrieval
- language model
- query expansion
- relevant documents
- text retrieval
- probability ranking principle
- passage retrieval
- federated search
- information retrieval systems
- language modeling
- retrieved documents
- test collection
- database systems
- question answering
- document collections
- relevance model
- pseudo relevance feedback
- retrieval systems
- search engine
- retrieval effectiveness
- information extraction
- probabilistic model
- query terms
- relevance assessments
- vector space model
- retrieval model
- active learning
- xml retrieval
- learning to rank
- machine learning
- rank aggregation
- text categorization
- web search