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» The Theory of Timed Automata
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GRAPHITE
2003
ACM
15 years 11 months ago
Scalable photon splatting for global illumination
In this paper, we present a new image based method for computing efficiently global illumination using graphics hardware. We propose a two pass method to compute global lighting ...
Fabien Lavignotte, Mathias Paulin
MM
2003
ACM
124views Multimedia» more  MM 2003»
15 years 11 months ago
Using structure patterns of temporal and spectral feature in audio similarity measure
Although statistical characteristics of audio features are widely used for similarity measure in most of current audio analysis systems and have been proved to be effective, they ...
Rui Cai, Lie Lu, HongJiang Zhang
MOBICOM
2003
ACM
15 years 11 months ago
Sound mobility models
Simulation has become an indispensable tool in the construction and evaluation of mobile systems. By using mobility models that describe constituent movement, one can explore larg...
Jungkeun Yoon, Mingyan Liu, Brian Noble
SACMAT
2003
ACM
15 years 11 months ago
Dependencies and separation of duty constraints in GTRBAC
A Generalized Temporal Role Based Access Control (GTRBAC) model that captures an exhaustive set of temporal constraint needs for access control has recently been proposed. GTRBAC...
James Joshi, Basit Shafiq, Arif Ghafoor, Elisa Ber...
VRST
2003
ACM
15 years 11 months ago
Alternative reality: a new platform for virtual reality art
Virtual Reality Art involves the design of artificial worlds that offer new experiences to spectators. An important aspect for the development of VR Art installations is the princ...
Marc Cavazza, Simon Hartley, Jean-Luc Lugrin, Mika...