209 search results - page 40 / 42 » Combining Topological and Directional Information for Spatia... |
TOG
2002
14 years 9 months ago
2002
We present a level set framework for implementing editing operators for surfaces. Level set models are deformable implicit surfaces where the deformation of the surface is control...
120
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AH
2008
Springer
15 years 3 months ago
2008
Springer
In order to navigate huge document collections efficiently, tagged hierarchical structures can be used. For users, it is important to correctly interpret tag combinations. In this ...
160
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GIS
2005
ACM
15 years 10 months ago
2005
ACM
Numerous raster maps are available on the Internet, but the geographic coordinates of the maps are often unknown. In order to determine the precise location of a raster map, we ex...
IJWIS
2007
14 years 9 months ago
2007
Purpose – This paper aims to address some security issues in open systems such as service-oriented applications and grid computing. It proposes a security framework for these sy...
ICIP
2004
IEEE
15 years 11 months ago
2004
IEEE
Motion segmentation is a classic and on-going research topic which is an important pre-stage for many video processes. The reliability of the motion field calculation directly dete...