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ICML
2010
IEEE
15 years 4 months ago
Spherical Topic Models
We introduce the Spherical Admixture Model (SAM), a Bayesian topic model for arbitrary 2 normalized data. SAM maintains the same hierarchical structure as Latent Dirichlet Allocat...
Joseph Reisinger, Austin Waters, Bryan Silverthorn...
ICPR
2010
IEEE
15 years 10 months ago
Estimating Nonrigid Shape Deformation Using Moments
Image moments have been widely used for designing robust shape descriptors that are invariant to rigid transformations. In this work, we address the problem of estimating non-rigid...
Wei Liu, Eraldo Ribeiro
AUTOMATICA
2010
103views more  AUTOMATICA 2010»
15 years 4 months ago
Observer forms for perspective systems
: Estimation of 3D position information from 2D images in computer vision systems can be formulated as a state estimation problem for a nonlinear perspective dynamic system. The mu...
Ola Dahl, Yebin Wang, Alan F. Lynch, Anders Heyden
CGF
2010
106views more  CGF 2010»
15 years 4 months ago
Optical Image Processing Using Light Modulation Displays
We propose to enhance the capabilities of the human visual system by performing optical image processing directly on an observed scene. Unlike previous work which additively super...
Gordon Wetzstein, Wolfgang Heidrich, David Luebke
ENTCS
2008
71views more  ENTCS 2008»
15 years 4 months ago
Implementing a Domain-Specific Language Using Stratego/XT: An Experience Paper
We describe the experience of implementing a Domain-Specific Language using transformation to a General Purpose Language. The domain of application is image processing and low-lev...
Leonard G. C. Hamey, Shirley Goldrei
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