3394 search results - page 70 / 679 » Regular Object Types |
160
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SIGIR
2011
ACM
14 years 3 months ago
2011
ACM
As the Internet grows explosively, search engines play a more and more important role for users in effectively accessing online information. Recently, it has been recognized that ...
207
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VLDB
2006
ACM
16 years 25 days ago
2006
ACM
: Moving Objects Databases have become an important research issue in recent years. For and querying moving objects, there exists a comprehensive framework of abstract data types t...
117
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RSKT
2007
Springer
15 years 6 months ago
2007
Springer
Abstract. A fundamental data modeling problem in geographical information systems and spatial database systems refers to an appropriate treatment of the vagueness or indeterminacy ...
88
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DCG
2002
15 years 12 days ago
2002
In this paper we study the topology of transversals to a family of convex sets as a subset of a Grassmanian manifold. This topology seems to be ruled by a combinatorial structure w...
182
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GIS
2006
ACM
16 years 1 months ago
2006
ACM
Creating complex spatio?temporal simulation models is a hot issue in the area of spatio?temporal databases [7]. While existing Moving Object Simulators (MOSs) address different ph...