2298 search results - page 231 / 460 » Querying spatial patterns |
140
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PODS
1989
ACM
15 years 8 months ago
1989
ACM
In this paper we propose the use of fractals and especially the Hilbert curve, in order to design good distance-preserving mappings. Such mappings improve the performance of secon...
147
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PVLDB
2010
15 years 3 months ago
2010
Shortest path computation is one of the most common queries in location-based services that involve transportation networks. Motivated by scalability challenges faced in the mobil...
170
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LOPSTR
2005
Springer
15 years 10 months ago
2005
Springer
We propose an extension of functional logic languages that allows the definition of operations with patterns containing other defined operation symbols. Such “function patterns...
190
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VISSYM
2007
15 years 7 months ago
2007
This paper introduces orthogonal vector field visualization on 2D manifolds: a representation by lines that are perpendicular to the input vector field. Line patterns are generate...
181
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CIKM
2008
Springer
15 years 7 months ago
2008
Springer
Continuous time-series sequence matching, specifically, matching a numeric live stream against a set of predefined pattern sequences, is critical for domains ranging from fire spr...