350 search results - page 45 / 70 » Shapes based trajectory queries for moving objects |
145
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ICDE
2010
IEEE
16 years 3 months ago
2010
IEEE
K Nearest Neighbor search has many applications including data mining, multi-media, image processing, and monitoring moving objects. In this paper, we study the problem of KNN over...
157
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ICPR
2010
IEEE
15 years 7 months ago
2010
IEEE
In this paper we present a method for the retrieval of images in terms of perceptual similarity. Local color information is added to the shape context descriptor in order to obtain...
155
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DICTA
2007
15 years 5 months ago
2007
We propose a kernel-density based scheme that incorporates the object colors with their spatial relevance to track the object in a video sequence. The object is modeled by the col...
233
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ICDE
2005
IEEE
16 years 5 months ago
2005
IEEE
Index structures are designed to optimize search performance, while at the same time supporting efficient data updates. Although not explicit, existing index structures are typica...
219
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GIS
2009
ACM
16 years 5 months ago
2009
ACM
A common problem in moving object databases (MOD) is the reconstruction of a trajectory from a trajectory sample (i.e., a finite sequence of time-space points). A typical solution...