18 search results - page 2 / 4 » Extremal Distance Maintenance for Parametric Curves and Surf... |
SMA
2009
ACM
14 years 2 months ago
2009
ACM
We present the “Dynamic Packing Grid” (DPG) data structure along with details of our implementation and performance results, for maintaining and manipulating flexible molecul...
JIPS
2008
13 years 7 months ago
2008
: This paper deals with the geometric fitting algorithms for parametric curves and surfaces in 2-D/3-D space, which estimate the curve/surface parameters by minimizing the square s...
MICS
2010
13 years 6 months ago
2010
We introduce a framework for the construction, maintenance, and manipulation of arrangements of curves embedded on certain two-dimensional orientable parametric surfaces in three-d...
SMI
2010
IEEE
13 years 6 months ago
2010
IEEE
We present a method to compute the medial axis of a smooth curve or surface by using PHT-spline (polynomial splines over hierarchical T-meshes) hierarchical approximation. In part...
CAGD
2006
13 years 7 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...