286 search results - page 19 / 58 » Performing boundary shape matching in spatial data |
PAMI
2012
13 years 10 days ago
2012
—We study the problem of approximating a 3D solid with a union of overlapping spheres. In comparison with a stateof-the-art approach, our method offers more than an order of magn...
CIKM
2005
Springer
15 years 3 months ago
2005
Springer
We study suitable indexing techniques to support efficient exact match search in large biological sequence databases. We propose a suffix tree (ST) representation, called STA-DF, ...
CCECE
2009
IEEE
15 years 4 months ago
2009
IEEE
A complex system is expected to show different nominal behaviors under different conditions, and the deviation over time from these nominal behaviors is an indicator of potential ...
DMKD
2004
ACM
15 years 3 months ago
2004
ACM
Cluster analysis is a common approach to pattern discovery in spatial databases. While many clustering techniques have been developed, it is still challenging to discover implicit...
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CVPR
2004
IEEE
15 years 12 months ago
2004
IEEE
We demonstrate a novel approach to modelling arbitrary temporally-deforming objects using spatio-temporal Fourier descriptors. This is a continuous boundary descriptor, which can ...