73 search results - page 6 / 15 » Querying the Uncertain Position of Moving Objects |
104
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ICDE
2010
IEEE
15 years 9 months ago
2010
IEEE
Given a positive value r, a circular range query returns the objects that lie within the distance r of the query location. In this paper, we study the circular range queries that c...
VLDB
2005
ACM
15 years 3 months ago
2005
ACM
In an “uncertain database”, an object o is associated with a multi-dimensional probability density function (pdf), which describes the likelihood that o appears at each positi...
93
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DASFAA
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract. In many application domains, e.g. sensor databases, traffic management or recognition systems, objects have to be compared based on positionally and existentially uncert...
184
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ICDE
2005
IEEE
15 years 11 months ago
2005
IEEE
Moving objects databases managing spatial objects with continuously changing position and extent over time have recently found large interest in the database community. Queries ab...
DEBU
2002
14 years 9 months ago
2002
Current moving-object indexing concentrates on point-objects capable of continuous movement in one-, two-, and three-dimensional Euclidean spaces, and most approaches are based on...