94 search results - page 16 / 19 » Hierarchies Relating Topology and Geometry |
CGF
2005
13 years 9 months ago
2005
In this paper, we present a new method for surface extraction from volume data which preserves sharp features, maintains consistent topology and generates surface adaptively witho...
INFOCOM
2007
IEEE
14 years 4 months ago
2007
IEEE
Abstract— The Internet connectivity in the Autonomous System (AS) level reflects the commercial relationship between ASes. A connection between two ASes could be of type custome...
ICCV
2003
IEEE
14 years 11 months ago
2003
IEEE
In this paper, we overcome a major drawback of the level set framework: the lack of point correspondences. We maintain explicit backward correspondences from the evolving interfac...
ICDAR
2009
IEEE
14 years 4 months ago
2009
IEEE
We present a new approach for recognition of complex graphic symbols in technical documents. Graphic symbol recognition is a well known challenge in the field of document image an...
COMPGEOM
2004
ACM
14 years 3 months ago
2004
ACM
Let P be a set of n points in general position in the plane. Let Xk(P ) denote the number of empty convex k-gons determined by P. We derive, using elementary proof techniques, sev...