Sciweavers

64 search results - page 3 / 13
» A Representation Model of Trust Relationships with Delegatio...
Sort
View
SACMAT
2011
ACM
12 years 10 months ago
xDAuth: a scalable and lightweight framework for cross domain access control and delegation
Cross domain resource sharing and collaborations have become pervasive in today’s service oriented organizations. Existing approaches for the realization of cross domain access ...
Masoom Alam, Xinwen Zhang, Kamran Khan, Gohar Ali
ICDCS
2002
IEEE
14 years 9 days ago
dRBAC: Distributed Role-based Access Control for Dynamic Coalition Environments
Distributed Role-Based Access Control (dRBAC) is a scalable, decentralized trust-management and accesscontrol mechanism for systems that span multiple administrative domains. dRBA...
Eric Freudenthal, Tracy Pesin, Lawrence Port, Edwa...
AIED
2009
Springer
14 years 1 months ago
Learner Trust in Learner Model Externalisations
This paper introduces t-OLM, an open learner model to investigate user trust in a range of learner model externalisations. It was found that, while sufficient levels of use were ma...
Norasnita Ahmad, Susan Bull
ATAL
2005
Springer
14 years 27 days ago
Fuzzy number approach to trust in coalition environment
General trust management model that we present is adapted for ad-hoc coalition environment, rather than for classic client-supplier relationship. The trust representation used in ...
Martin Rehák, Michal Pechoucek, Petr Benda
EEE
2004
IEEE
13 years 11 months ago
Spreading Activation Models for Trust Propagation
Semantic Web endeavors have mainly focused on issues pertaining to knowledge representation and ontology design. However, besides understanding information metadata stated by subj...
Cai-Nicolas Ziegler, Georg Lausen