3095 search results - page 382 / 619 » Ubiquitous presence systems |
218
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ACMSE
2009
ACM
16 years 1 months ago
2009
ACM
Avari is a virtual receptionist for the Computer Science department at The University of North Carolina at Charlotte. Her components include background subtraction to detect a per...
155
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ACSAC
2008
IEEE
16 years 1 months ago
2008
IEEE
Securely authenticating a human user without assistance from any auxiliary device in the presence of powerful passive adversaries is an important and challenging problem. Passive ...
191
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AVSS
2008
IEEE
16 years 1 months ago
2008
IEEE
Visual surveillance in outdoor environments requires the monitoring of both objects and events. The analysis is generally driven by the target application which, in turn, determin...
150
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WCNC
2008
IEEE
16 years 29 days ago
2008
IEEE
— For a three user Gaussian multiple access channel (MAC), we propose a new superposition block Markov encoding based cooperation scheme. Our scheme allows the three users to sim...
164
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ACSAC
2007
IEEE
16 years 29 days ago
2007
IEEE
This paper describes the design of a peer-to-peer network that supports integrity and confidentiality labeling of shared data. A notion of data ownership privacy is also enforced...