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ICPR
2006
IEEE
16 years 7 months ago
Nonlinear Shape and Appearance Models for Facial Expression Analysis and Synthesis
Facial expression passes through nonlinear shape and appearance deformations with variations in different people and expressions. We present nonlinear shape and appearance models ...
Ahmed M. Elgammal, Chan-Su Lee
DAC
2002
ACM
16 years 7 months ago
A fast optical propagation technique for modeling micro-optical systems
As designers become more aggressive in introducing optical components to micro-systems, rigorous optical models are required for system-level simulation tools. Common optical mode...
Timothy P. Kurzweg, Steven P. Levitan, Jose A. Mar...
150
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ISBI
2008
IEEE
16 years 7 months ago
Application of a spatially variant system model for 3-D whole-body pet image reconstruction
Accurate system modeling in tomographic image reconstruction has been shown to reduce the spatial variance of resolution and improve quantitative accuracy. System modeling can be ...
Adam M. Alessio, Paul E. Kinahan
ESORICS
2009
Springer
16 years 7 months ago
A Privacy Preservation Model for Facebook-Style Social Network Systems
Abstract. Recent years have seen unprecedented growth in the popularity of social network systems, with Facebook being an archetypical example. The access control paradigm behind t...
Philip W. L. Fong, Mohd M. Anwar, Zhen Zhao
CHI
2005
ACM
16 years 7 months ago
Beyond being in the lab: using multi-agent modeling to isolate competing hypotheses
In studies of virtual teams, it is difficult to determine pure effects of geographic isolation and uneven communication technology. We developed a multi-agent computer model in Ne...
Ning Nan, Erik W. Johnston, Judith S. Olson, Natha...