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» Characterizations of postman sets
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WWW
2005
ACM
16 years 7 months ago
Improving portlet interoperability through deep annotation
Portlets (i.e. multi-step, user-facing applications to be syndicated within a portal) are currently supported by most portal frameworks. However, there is not yet a definitive ans...
Arantza Irastorza, Jon Iturrioz, Oscar Díaz
WWW
2005
ACM
16 years 7 months ago
Clustering for probabilistic model estimation for CF
Based on the type of collaborative objects, a collaborative filtering (CF) system falls into one of two categories: item-based CF and user-based CF. Clustering is the basic idea i...
Qing Li, Byeong Man Kim, Sung-Hyon Myaeng
WWW
2004
ACM
16 years 7 months ago
Trust-serv: model-driven lifecycle management of trust negotiation policies for web services
A scalable approach to trust negotiation is required in Web service environments that have large and dynamic requester populations. We introduce Trust-Serv, a model-driven trust n...
Halvard Skogsrud, Boualem Benatallah, Fabio Casati
ICLP
2009
Springer
16 years 7 months ago
Reducts of Propositional Theories, Satisfiability Relations, and Generalizations of Semantics of Logic Programs
Over the years, the stable-model semantics has gained a position of the correct (two-valued) interpretation of default negation in programs. However, for programs with aggregates (...
Miroslaw Truszczynski
STOC
2009
ACM
106views Algorithms» more  STOC 2009»
16 years 7 months ago
On proximity oblivious testing
We initiate a systematic study of a special type of property testers. These testers consist of repeating a basic test for a number of times that depends on the proximity parameter...
Oded Goldreich, Dana Ron