Sciweavers

5434 search results - page 509 / 1087
» Semantic information portals
Sort
View
SACMAT
2009
ACM
16 years 1 months ago
Foundations for group-centric secure information sharing models
We develop the foundations for a theory of Group-Centric Secure Information Sharing (g-SIS), characterize a specific family of models in this arena and identify several direction...
Ram Krishnan, Ravi S. Sandhu, Jianwei Niu, William...
CSFW
2008
IEEE
16 years 1 months ago
Information Flow in Systems with Schedulers
Abstract. The focus of work on information flow security has primarily been on definitions of security in asynchronous systems models. This paper considers systems with scheduler...
Ron van der Meyden, Chenyi Zhang
RSFDGRC
2005
Springer
111views Data Mining» more  RSFDGRC 2005»
16 years 19 days ago
Knowledge Discovery Based Query Answering in Hierarchical Information Systems
The paper concerns failing queries in incomplete Distributed Autonomous Information Systems (DAIS) based on attributes which are hierarchical and which semantics at different site...
Zbigniew W. Ras, Agnieszka Dardzinska, Osman G&uum...
CIKM
2006
Springer
15 years 11 months ago
CP/CV: concept similarity mining without frequency information from domain describing taxonomies
Domain specific ontologies are heavily used in many applications. For instance, these form the bases on which similarity/dissimilarity between keywords are extracted for various k...
Jong Wook Kim, K. Selçuk Candan
GRID
2006
Springer
15 years 7 months ago
The Palantir Grid Meta-Information System
Grids allow large scale resource-sharing across different administrative domains. Those diverse resources are likely to join or quit the Grid at any moment or possibly to break dow...
Francesc Guim, Ivan Rodero, M. Tomas, Julita Corba...