1449 search results - page 199 / 290 » Modeling and Querying Moving Objects |
141
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SDB
1995
15 years 10 months ago
1995
In this paper we discuss two data models for spatial database systems: the linear data model and the topological data model. Both can be used to model a wide range of applications....
320
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ICDE
2006
IEEE
16 years 7 months ago
2006
IEEE
Given an object q, modeled by a multidimensional point, a reverse nearest neighbors (RNN) query returns the set of objects in the database that have q as their nearest neighbor. I...
170
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ICRA
2007
IEEE
16 years 19 days ago
2007
IEEE
— In this paper, we propose an original approach to control camera position and/or lighting conditions in an environment using image gradient information. Our goal is to ensure a...
168
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ER
2007
Springer
16 years 15 days ago
2007
Springer
The emerging area of business process intelligence attempts to enhance the analytical capabilities of business process management systems by employing data warehousing and mining t...
203
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EDOC
2011
IEEE
14 years 6 months ago
2011
IEEE
—In this paper, we present a UML metamodel-based approach for creating and executing workflow models. The modeling language is introduced through its abstract syntax, and an eval...