2298 search results - page 131 / 460 » Querying spatial patterns |
CIKM
2009
Springer
15 years 5 months ago
2009
Springer
Tree patterns represent important fragments of XPath. In this paper, we show that some classes of tree patterns exhibit such a property that, given a finite number of tree patter...
72
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ACMSE
2010
ACM
14 years 10 months ago
2010
ACM
In this paper, we describe an ontology-driven pattern disambiguation process for Rote Extractors. Our approach can generate lexical patterns for a particular relation from unrestr...
223
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ICDE
2006
IEEE
16 years 2 months ago
2006
IEEE
This paper proposes and solves the Time-Interval All Fastest Path (allFP) query. Given a user-defined leaving or arrival time interval I, a source node s and an end node e, allFP ...
102
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VLDB
2004
ACM
15 years 6 months ago
2004
ACM
Traditional databases have focused on the issue of reducing I/O cost as it is the bottleneck in many operations. As databases become increasingly accepted in areas such as Geograp...
DLOG
1997
15 years 2 months ago
1997
Abstract: This paper presents a theoretical basis for terminological reasoning about objects and their qualitative spatial relationships. In contrast to existing work, which mainly...