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VRST
2003
ACM
14 years 4 months ago
2003
ACM
Virtual environments (VEs) allow users to experience and interact with a rich sensory environment, but most virtual worlds contain only sensory information similar to that which w...
FOCS
1999
IEEE
14 years 3 months ago
1999
IEEE
We study the phenomenon of cognitive learning from an algorithmic standpoint. How does the brain effectively learn concepts from a small number of examples despite the fact that e...
METRICS
1999
IEEE
14 years 3 months ago
1999
IEEE
The design of software is often depicted by graphs that show components and their relationships. For example, a structure chart shows the calling relationships among components. O...
CP
1998
Springer
14 years 3 months ago
1998
Springer
Abstract. We study the experimental consequences of a recent theoretical result by Achlioptas et al. that shows that conventional models of random problems are trivially insoluble ...
ICWS
2008
IEEE
14 years 5 days ago
2008
IEEE
We study the access control integration problem for web services. Organizations frequently use many services, each with its own access control policies, that must interoperate whi...