1472 search results - page 38 / 295 » Access control in virtual environments |
150
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IASTEDSE
2004
15 years 5 months ago
2004
The existence of a central security authority is too restrictive for pervasive computing environments. Existing distributed security schemes fail in a pervasive computing environm...
154
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JSAC
2011
14 years 11 months ago
2011
Abstract—The increasing demand for wireless access in vehicular environments (WAVE) supporting a wide range of applications such as traffic safety, surveying, infotainment etc.,...
135
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PERCOM
2007
ACM
16 years 4 months ago
2007
ACM
Access control to sensitive resources in pervasive computing needs to take uncertainty into account. Previous research has developed uncertainty-aware access-control models for en...
139
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VR
2007
IEEE
15 years 10 months ago
2007
IEEE
In this paper, the effects of three visual factors: scene complexity, stereovision and motion parallax on correct perception of a virtual object’s size were analyzed in an immer...
143
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CW
2003
IEEE
15 years 9 months ago
2003
IEEE
Virtual reality technology is reported that the use of virtual reality(VR) as an educational tool can increase student interests, understanding and creative learning because of en...