158 search results - page 30 / 32 » Spatial Indexing of Large Multidimensional Databases |
IBPRIA
2009
Springer
14 years 7 months ago
2009
Springer
Abstract. This paper presents four spatio-temporal wavelet decompositions for characterizing dynamic textures. The main goal of this work is to compare the influence of spatial and...
91
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MM
2003
ACM
15 years 2 months ago
2003
ACM
Color is very useful in locating and recognizing objects that occur in artificial environments. The color histogram has shown its efficiency and advantages as a general tool for v...
66
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TKDE
1998
14 years 9 months ago
1998
—We investigate the problem of retrieving similar shapes from a large database; in particular, we focus on medical tumor shapes (“Find tumors that are similar to a given patter...
151
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
A k-nearest neighbor (k-NN) query retrieves k objects from a database that are considered to be the closest to a given query point. Numerous techniques have been proposed in the p...
100
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EDBT
2010
ACM
14 years 11 months ago
2010
ACM
The availability of indoor positioning renders it possible to deploy location-based services in indoor spaces. Many such services will benefit from the efficient support for k n...