120 search results - page 18 / 24 » Symmetry of shape charts |
PR
2007
14 years 9 months ago
2007
In this paper, an evolutionary clustering technique is described that uses a new point symmetry-based distance measure. The algorithm is therefore able to detect both convex and n...
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GMP
2006
IEEE
15 years 3 months ago
2006
IEEE
Abstract. We present an efficient and robust algorithm for computing continuous visibility for two- or three-dimensional shapes whose boundaries are NURBS curves or surfaces by li...
ICCV
1999
IEEE
15 years 11 months ago
1999
IEEE
In human perception, convex surfaces have a strong tendency to be perceived as the "figure". Convexity has a stronger influence on figural organization than other global...
172
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GIS
2008
ACM
15 years 10 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, ...
ECCV
2010
Springer
14 years 10 months ago
2010
Springer
Abstract. Automatic detection of symmetries, regularity, and repetitive structures in 3D geometry is a fundamental problem in shape analysis and pattern recognition with applicatio...