2298 search results - page 135 / 460 » Querying spatial patterns |
190
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Publication
The tremendous increase in the use of cellular phones, GPS-like devices, and RFIDs results in highly dynamic environments where objects as well as queries are continuously moving. ...
139
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LOCA
2009
Springer
15 years 7 months ago
2009
Springer
Abstract. Location-based Services are emerging as popular applications in pervasive computing. Spatial k-anonymity is used in Locationbased Services to protect privacy, by hiding t...
111
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GEOINFORMATICA
1998
15 years 13 days ago
1998
The issue of ®nding similar 3-D surface segments arises in many recent applications of spatial database systems, such as molecular biology, medical imaging, CAD, and geographic i...
106
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CIKM
2007
Springer
15 years 7 months ago
2007
Springer
XML query languages typically allow the specification of structural patterns of elements. Finding the occurrences of such patterns in an XML tree is the key operation in XML quer...
MDM
2009
Springer
15 years 7 months ago
2009
Springer
Topological relationships between spatial objects are an essential property of spatial objects. They are used for spatial analysis and query processing. In this paper, we first i...