2674 search results - page 170 / 535 » Data Models and Query Languages for Spatial Databases |
177
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SSDBM
2005
IEEE
15 years 11 months ago
2005
IEEE
Modern database applications including computer-aided design, multimedia information systems, medical imaging, molecular biology, or geographical information systems impose new re...
173
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SIGMOD
2003
ACM
16 years 6 months ago
2003
ACM
Spatial database operations are typically performed in two steps. In the filtering step, indexes and the minimum bounding rectangles (MBRs) of the objects are used to quickly dete...
171
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CDES
2008
15 years 7 months ago
2008
R-tree data structures are widely used in spatial databases to store, manage and manipulate spatial information. As the data volume of such databases is typically very large, the q...
285
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Publication
The wide spread of location-based services results in a strong market for location-detection devices (e.g., GPS-like devices, RFIDs, handheld devices, and cellular phones). Example...
272
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VLDB
2006
ACM
17 years 5 months ago
2006
ACM
This paper tackles a major privacy concern in current location-based services where users have to continuously report their locations to the database server in order to obtain the ...