286 search results - page 15 / 58 » Performing boundary shape matching in spatial data |
CVPR
2004
IEEE
15 years 12 months ago
2004
IEEE
In this paper, we present a new segment-based stereo matching algorithm using graph cuts. In our approach, the reference image is divided into non-overlapping homogeneous segments...
MVA
2007
14 years 9 months ago
2007
In the image plane, a 3 Dimensional movement of planar rigid object can be represented satisfactory by an affine motion of his boundary (the exterior contour) which we assume to b...
PAKDD
2009
ACM
15 years 7 months ago
2009
ACM
Detecting changes in spatial datasets is important for many fields. In this paper, we introduce a methodology for change analysis in spatial datasets that combines contouring algor...
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CVPR
2009
IEEE
16 years 5 months ago
2009
IEEE
In this paper, we focus on the problem of detecting/
matching a query object in a given image. We propose a
new algorithm, shape band, which models an object within
a bandwidth ...
APBC
2007
14 years 11 months ago
2007
ibe an abstract data model of protein structures by representing the geometry of proteins using spatial data types and present a framework for fast structural similarity search bas...