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GIS
2007
ACM
16 years 5 months ago
2007
ACM
We propose a general framework to index very large datasets of spatial data in a distributed system. Our proposal is built on the recently proposed Scalable Distributed Rtree (SD-...
214
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GIS
2007
ACM
16 years 5 months ago
2007
ACM
We present a novel framework for organizing large collections of images in a hierarchical way, based on scene semantics. Rather than score images directly, we use them to score th...
127
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W2GIS
2007
Springer
15 years 10 months ago
2007
Springer
Abstract. This paper addresses—to our knowledge, for the first time—the problem of querying a geosensor network—a sensor network of mobile, locationaware nodes—for histori...
147
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W2GIS
2007
Springer
15 years 10 months ago
2007
Springer
Location-based services (LBS) constitute an emerging application domain rapidly introduced in modern life habits. However, given that LBS already count a few years of commercial li...
242
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GIS
2007
ACM
16 years 5 months ago
2007
ACM
Handling streams of positional updates from numerous moving objects has become a challenging task for many monitoring applications. Several algorithms have been recently proposed ...