Minimizing time risk in on-line bidding: An adaptive information retrieval based approach.
Anoop VermaM. K. TiwariNishikant MishraPublished in: Expert Syst. Appl. (2011)
Keyphrases
- information retrieval
- high risk
- information retrieval systems
- learning to rank
- document collections
- search engine
- retrieval effectiveness
- information filtering
- risk management
- document retrieval
- retrieval systems
- test collection
- question answering
- query expansion
- information extraction
- minimum risk
- computational linguistics
- risk measures
- data sets
- marginal utility
- tf idf
- retrieval model
- text categorization
- relevance feedback
- image retrieval
- neural network