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CAGD
2005
112views more  CAGD 2005»
15 years 3 months ago
A second order algorithm for orthogonal projection onto curves and surfaces
In this paper we analyze an algorithm which solves the point projection and the "inversion" problems for parametric curves and surfaces. It consists of a geometric secon...
Shi-Min Hu, Johannes Wallner
ADG
2006
Springer
177views Mathematics» more  ADG 2006»
15 years 9 months ago
Recognition of Computationally Constructed Loci
Abstract. We propose an algorithm for automated recognition of computationally constructed curves and discuss several aspects of the recognition problem. Recognizing loci means det...
Peter Lebmeir, Jürgen Richter-Gebert
108
Voted
RAS
2002
91views more  RAS 2002»
15 years 3 months ago
Foveated active tracking with redundant 2D motion parameters
This work presents a real-time active vision tracking system based on log-polar image motion estimation with 2D geometric deformation models. We present a very efficient parametri...
Alexandre Bernardino, José Santos-Victor, G...
106
Voted
CG
2002
Springer
15 years 3 months ago
Surface simplification using a discrete curvature norm
This paper proposes a mesh simplification algorithm using a discrete curvature norm. Most of the simplification algorithms are using a distance metric to date. The distance metric...
Sun-Jeong Kim, Chang-Hun Kim, David Levin
AVBPA
2003
Springer
235views Biometrics» more  AVBPA 2003»
15 years 8 months ago
Expression-Invariant 3D Face Recognition
We present a novel 3D face recognition approach based on geometric invariants introduced by Elad and Kimmel. The key idea of the proposed algorithm is a representation of the facia...
Alexander M. Bronstein, Michael M. Bronstein, Ron ...