1449 search results - page 68 / 290 » Modeling and Querying Moving Objects |
154
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VLDB
1991
ACM
15 years 8 months ago
1991
ACM
Queries in object-oriented datab;Lqcs are formulated against a class and retrieve instnnccls of the class sat,isfying a certain predicate on the att,riblltes of the class. The pre...
139
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COMCOM
2007
15 years 4 months ago
2007
— Wireless sensor network is an emerging technology that enables remote monitoring objects and environment. This paper proposes a protocol to track a mobile object in a sensor ne...
171
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GIS
2010
ACM
15 years 3 months ago
2010
ACM
In this paper we focus on the problem of continuously monitoring the set of Reverse k-Nearest Neighbors (RkNNs) of a query object in a moving object database using a client server...
132
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MM
2009
ACM
15 years 11 months ago
2009
ACM
An efficient indexing method is essential for content-based image retrieval with the exponential growth in large-scale videos and photos. Recently, hash-based methods (e.g., local...
137
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ICDT
1997
ACM
15 years 8 months ago
1997
ACM
Abstract Method invocation mechanism is one of the essential features in objectoriented programming languages. This mechanism contributes to data encapsulation and code reuse, but ...