419 search results - page 28 / 84 » On the curvature of guided surfaces |
SIGGRAPH
1998
ACM
13 years 12 months ago
1998
ACM
In this paper we disprove the belief widespread within the computer graphics community that Catmull-Clark subdivision surfaces cannot be evaluated directly without explicitly subd...
ACCV
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. Many real objects, such as faces, sculptures, or low-reliefs are composed of many detailed parts that can not be easily modeled by an artist nor by 3D scanning. In this p...
ICRA
1994
IEEE
13 years 11 months ago
1994
IEEE
An approach is presented for exploring an unknown, arbitrary surface in three-dimensional (3D) space by a mobile robot. The main contributions are (1) an analysis of the capabilit...
CGF
2002
13 years 7 months ago
2002
It is still challenging to generate hand-drawn pictures because they differ from ordinary photographs in that they are often drawn as seen from multiple viewpoints. This paper pre...
VIS
2009
IEEE
14 years 9 months ago
2009
IEEE
Local shape descriptors compactly characterize regions of a surface, and have been applied to tasks in visualization, shape matching, and analysis. Classically, curvature has be us...