863 search results - page 152 / 173 » The challenges of ambient collaboration |
EDBT
2009
ACM
14 years 4 months ago
2009
ACM
Annotations play a key role in understanding and curating databases. Annotations may represent comments, descriptions, lineage information, among several others. Annotation manage...
CRYPTO
2009
Springer
14 years 4 months ago
2009
Springer
We present a new methodology for proving security of encryption systems using what we call Dual System Encryption. Our techniques result in fully secure Identity-Based Encryption ...
CHIMIT
2009
ACM
14 years 4 months ago
2009
ACM
This case study describes the adoption of an enterprise identity management(IdM) system in an insurance organization. We describe the state of the organization before deploying th...
IV
2008
IEEE
14 years 4 months ago
2008
IEEE
This article is addressing a recurrent problem in biology: mining newly built large scale networks. Our approach consists in comparing these new networks to well known ones. The v...
ESCIENCE
2006
IEEE
14 years 3 months ago
2006
IEEE
Our energy production increasingly depends on renewable energy sources, which impose new challenges for distributed and decentralized systems. One problem is that the availability...