1888 search results - page 97 / 378 » Algorithms for Querying by Spatial Structure |
135
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EDBT
2002
ACM
16 years 4 months ago
2002
ACM
Abstract. We present a simple query language for XML, which supports hierarchical, Boolean-connected query patterns. The interpretation of a query is founded on cost-based query tr...
132
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ISAAC
2005
Springer
15 years 10 months ago
2005
Springer
In this paper, we formulate a class of colored range query problems to model the multi-dimensional range queries in the presence of categorical information. By applying appropriate...
131
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TKDE
1998
15 years 4 months ago
1998
—Existing methods for spatial joins require pre-existing spatial indices or other precomputation, but such approaches are inefficient and limited in generality. Operand data sets...
148
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WWW
2008
ACM
16 years 5 months ago
2008
ACM
This paper presents PrivacyGrid - a framework for supporting anonymous location-based queries in mobile information delivery systems. The PrivacyGrid framework offers three unique...
144
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SIGGRAPH
2010
ACM
15 years 9 months ago
2010
ACM
Example-based texture synthesis algorithms generate novel texture images from example data. A popular hierarchical pixel-based approach uses spatial jitter to introduce diversity,...