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PROCEDIA
2010
89views more  PROCEDIA 2010»
13 years 4 days ago
A mimetic tensor artificial viscosity method for arbitrary polyhedral meshes
We construct a new mimetic tensor artificial viscosity on general polyhedral meshes. The tensor viscosity is designed as a discretization of the differential operator div (u) with...
Konstantin Lipnikov, Mikhail J. Shashkov
VISUALIZATION
2005
IEEE
13 years 11 months ago
HOT- Lines: Tracking Lines in Higher Order Tensor Fields
Tensors occur in many areas of science and engineering. Especially, they are used to describe charge, mass and energy transport (i.e. electrical conductivity tensor, diffusion ten...
Mario Hlawitschka, Gerik Scheuermann
ICIP
2010
IEEE
13 years 3 months ago
Tensor-based image diffusions derived from generalizations of the Total Variation and Beltrami Functionals
We introduce a novel functional for vector-valued images that generalizes several variational methods, such as the Total Variation and Beltrami Functionals. This functional is bas...
Anastasios Roussos, Petros Maragos
FGR
2004
IEEE
163views Biometrics» more  FGR 2004»
13 years 9 months ago
Model-Based and Image-Based Methods for Facial Image Synthesis, Analysis and Recognition
We review several model-based and image-based methods that we have developed for analyzing, synthesizing, and recognizing facial images. Our model-based methods include a sophisti...
Demetri Terzopoulos, Yuencheng Lee, M. Alex O. Vas...
ICPR
2008
IEEE
13 years 11 months ago
Face recognition based on LBP and orthogonal rank-one tensor projections
In this paper, a novel framework for face recognition based on discriminatively trained orthogonal rank-one tensor projections (ORO) and local binary pattern (LBP) is proposed. LB...
NuTao Tan, Lei Huang, Changping Liu