224 search results - page 13 / 45 » An Object-Oriented Approach to Curves and Surfaces |
COMGEO
2006
ACM
13 years 8 months ago
2006
ACM
We present an approach for the exact and efficient computation of a cell in an arrangement of quadric surfaces. All calculations are based on exact rational algebraic methods and ...
CVPR
2005
IEEE
14 years 10 months ago
2005
IEEE
The problem of feature-based surface reconstruction is considered in this paper. Our main contribution is the ability to handle visibility constraints, obtained from the projectio...
IJCV
2006
13 years 8 months ago
2006
In this paper a method for fitting open surfaces to data obtained from images is presented using a level set representation of the surface. This is done by tracking a curve, repres...
CVPR
2011
IEEE
13 years 4 months ago
2011
IEEE
This paper presents models and algorithms for estimating the shape of a mirrored surface from a single image of that surface, rendered under an unknown, natural illumination. Whil...
DICTA
2003
13 years 9 months ago
2003
An algebraic curve is defined as the zero set of a multivariate polynomial. We consider the problem of fitting an algebraic curve to a set of vectors given an additional set of v...