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» Characterizations of postman sets
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WWW
2009
ACM
16 years 7 months ago
An axiomatic approach for result diversification
Understanding user intent is key to designing an effective ranking system in a search engine. In the absence of any explicit knowledge of user intent, search engines want to diver...
Sreenivas Gollapudi, Aneesh Sharma
JUCS
2010
176views more  JUCS 2010»
15 years 5 months ago
An Approach to Generation of Decision Rules
: Classical classification and clustering based on equivalence relations are very important tools in decision-making. An equivalence relation is usually determined by properties of...
Zhang Mingyi, Danning Li, Zhang Ying
WINE
2010
Springer
129views Economy» more  WINE 2010»
15 years 4 months ago
Optimal Pricing in the Presence of Local Network Effects
We study the optimal pricing strategies of a monopolist selling a divisible good (service) to consumers that are embedded in a social network. A key feature of our model is that c...
Ozan Candogan, Kostas Bimpikis, Asuman E. Ozdaglar
MIR
2004
ACM
236views Multimedia» more  MIR 2004»
16 years 3 days ago
Boosting contextual information in content-based image retrieval
We present a new framework for characterizing and retrieving objects in cluttered scenes. This CBIR system is based on a new representation describing every object taking into acc...
Jaume Amores, Nicu Sebe, Petia Radeva, Theo Gevers...
NDQA
2003
156views Education» more  NDQA 2003»
15 years 8 months ago
Toward a Question Answering Roadmap
Growth in government investment, academic research, and commercial question answering (QA) systems is motivating a need for increased planning and coordination. The internationali...
Mark T. Maybury