54 search results - page 1 / 11 » Representing Rotations and Orientations in Geometric Computi... |
CGA
2008
14 years 6 months ago
2008
Geometric computing with three-dimensional rotations and orientations is a fundamental issue in three-dimensional computer graphics. Our approach was inspired by affine geometry a...
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GIS
2008
ACM
15 years 7 months ago
2008
ACM
An index is devised to support position-independent search for images containing quartets of icons. Point quartets exist that do not unambiguously map to quadrilaterals, however, ...
TCS
2008
14 years 6 months ago
2008
This paper studies shapes (curves and surfaces) which can be described by (piecewise) polynomial support functions. The class of these shapes is closed under convolutions, offsett...
ICPR
2006
IEEE
15 years 7 months ago
2006
IEEE
Approaches based on local features and descriptors are increasingly used for the task of object recognition due to their robustness with regard to occlusions and geometrical defor...
CORR
2006
Springer
14 years 6 months ago
2006
Springer
: This communication describes a representation of images as a set of edges characterized by their position and orientation. This representation allows the comparison of two images...