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CIKM
2007
Springer
16 years 7 days ago
Ontology module extraction for ontology reuse: an ontology engineering perspective
Problems resulting from the management of shared, distributed knowledge has led to ontologies being employed as a solution, in order to effectively integrate information across a...
Paul Doran, Valentina A. M. Tamma, Luigi Iannone
MM
2005
ACM
172views Multimedia» more  MM 2005»
15 years 11 months ago
Learning the semantics of multimedia queries and concepts from a small number of examples
In this paper we unify two supposedly distinct tasks in multimedia retrieval. One task involves answering queries with a few examples. The other involves learning models for seman...
Apostol Natsev, Milind R. Naphade, Jelena Tesic
CCS
2005
ACM
15 years 11 months ago
A framework for concrete reputation-systems with applications to history-based access control
In a reputation-based trust-management system, agents maintain information about the past behaviour of other agents. This information is used to guide future trust-based decisions...
Karl Krukow, Mogens Nielsen, Vladimiro Sassone
ECRIME
2007
15 years 10 months ago
Evaluating a trial deployment of password re-use for phishing prevention
We propose a scheme that exploits scale to prevent phishing. We show that while stopping phishers from obtaining passwords is very hard, detecting the fact that a password has bee...
Dinei A. F. Florêncio, Cormac Herley
CCS
2011
ACM
14 years 6 months ago
Automatic error finding in access-control policies
Verifying that access-control systems maintain desired security properties is recognized as an important problem in security. Enterprise access-control systems have grown to prote...
Karthick Jayaraman, Vijay Ganesh, Mahesh V. Tripun...