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» Supporting cooperation in a virtual organization
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CANDT
2009
14 years 19 days ago
Active artifacts as bridges between context and community knowledge sources
The aim of the paper is twofold: i) understanding how to provide additional information that is reflective of current organizational context in knowledge production and use; ii) p...
Federico Cabitza, Carla Simone
NCA
2006
IEEE
14 years 2 months ago
A Multipolicy Authorization Framework for Grid Security
A Grid system is a Virtual Organization that is composed of several autonomous domains. Authorization in such a system needs to be flexible and scalable to support multiple securi...
Bo Lang, Ian T. Foster, Frank Siebenlist, Rachana ...
ICICS
2003
Springer
14 years 1 months ago
A Novel Two-Level Trust Model for Grid
Abstract. Trust is hard to establish in a service-oriented grid architecture because of the need to support end user single sign-on and dynamic transient service. In order to enhan...
Tieyan Li, Huafei Zhu, Kwok-Yan Lam
CHI
2004
ACM
14 years 9 months ago
All together now: visualizing local and remote actors of localized activity
We present All Together Now (ATN), a tool for visualizing localized activities involving both local and remote actors. ATN presents each user with a webpage containing a common vi...
Scott Lederer, Jeffrey Heer
NOSSDAV
2009
Springer
14 years 3 months ago
Dynamic overlay multicast in 3D video collaborative systems
Multi-stream/multi-site 3D video collaborative systems are promising as they enable remote users to interact in a 3D virtual space with a sense of co-presence. However, the decent...
Wanmin Wu, Zhenyu Yang, Klara Nahrstedt