29 search results - page 1 / 6 » The implicit structure of ridges of a smooth parametric surf... |
CAGD
2006
13 years 4 months ago
2006
Given a smooth surface, a blue (red) ridge is a curve such that at each of its points, the maximum (minimum) principal curvature has an extremum along its curvature line. Ridges a...
CGI
2004
IEEE
13 years 8 months ago
2004
IEEE
In recent years several methods for modeling botanical trees have been proposed. The geometry and topology of tree skeletons can be well described by L-systems; however, there are...
CGF
2004
13 years 4 months ago
2004
A method is proposed for photo-realistic modeling and visualization of a growing tree. Recent visualization methods have focused on producing smoothly blending branching structure...
ICPR
2004
IEEE
14 years 5 months ago
2004
IEEE
The reconstruction of objects from data in practical applications often leads to surfaces with small perturbations and other artifacts which make the detection of their ridges and...
SMA
2010
ACM
13 years 5 months ago
2010
ACM
Extremal surfaces are a class of implicit surfaces that have been found useful in a variety of geometry reconstruction applications. Compared to iso-surfaces, extremal surfaces ar...