3514 search results - page 516 / 703 » On Moving Object Queries |
150
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GEOINFO
2007
15 years 8 months ago
2007
In this paper we are interested in storing and perform OLAP queries about various aggregate trajectory properties. We consider a data stream environment where a set of mobile objec...
159
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DLOG
1997
15 years 7 months ago
1997
Abstract: This paper presents a theoretical basis for terminological reasoning about objects and their qualitative spatial relationships. In contrast to existing work, which mainly...
178
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SMI
2010
IEEE
15 years 4 months ago
2010
IEEE
Abstract--Many representation schemes have been proposed to deal with non-manifold and mixed dimensionalities objects. A majority of those models are based on incidence graphs and ...
173
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ICTIR
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. A useful ability for search engines is to be able to rank objects with novelty and diversity: the top k documents retrieved should cover possible interpretations of a que...
170
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ICIP
1998
IEEE
16 years 8 months ago
1998
IEEE
Thispaper addresses the problem of estimating, analyzing and tracking objects moving with spatio-temporal rotational motion (i.e. the angular velocity of spinning or orbiting moti...