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GRID
2007
Springer
13 years 7 months ago
Managing Role-Based Access Control Policies for Grid Databases in OGSA-DAI Using CAS
In this paper, we present a role-based access control method for accessing databases through the Open Grid Services Architecture – Data Access and Integration (OGSA-DAI) framewor...
Anil L. Pereira, Vineela Muppavarapu, Soon M. Chun...
WONTO
2008
13 years 9 months ago
SCOP: a Java Framework for Building Semantic Virtual Communities in the Web
This paper describes the development of a framework to build Virtual Communities of Practice in the web. It is part of a larger project named as DWeb (acronym for Dream Web). The p...
Marcio Balian, Cedric Luiz de Carvalho
CORR
2008
Springer
151views Education» more  CORR 2008»
13 years 7 months ago
Identifying 'Hidden' Communities of Practice within Electronic Networks: Some Preliminary Premises
This paper examines the possibility of discovering 'hidden' (potential) Communities of Practice (CoPs) inside electronic networks, and then using this knowledge to nurtu...
Richard Ribeiro, Chris Kimble
ECTEL
2006
Springer
13 years 11 months ago
Informal Learning Theories and Tools to Support Knowledge Management in Distributed CoPs
In this work informal learning theories and practices and social networking features are taken as starting points to build a reference collaboration model to support collaborative ...
Maria Chiara Pettenati, Maria Ranieri
CHI
2002
ACM
14 years 8 months ago
Workshop: Creating and refining knowledges, identities, and understandings in on-line communities
This two-day workshop examines the ways that on-line communities create and refine their shared resources, including both the formal and observable artifacts (documents, chats, th...
Michael J. Muller, David R. Millen