1832 search results - page 87 / 367 » Querying RDF Data Using A Multigraph-based Approach |
170
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GIS
2002
ACM
15 years 6 months ago
2002
ACM
The focus of this paper is on interoperability issues to achieve data integration in distributed databases for geographic applications. Our concrete application is in the context ...
149
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SCAM
2007
IEEE
16 years 18 days ago
2007
IEEE
—The access of information systems to underlying relational databases is commonly programmed using embedded SQL queries. Such embedded queries may take the form of string literal...
221
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IDA
2002
Springer
15 years 6 months ago
2002
Springer
Levelwise algorithms (e.g., the Apriori algorithm) have been proved eective for association rule mining from sparse data. However, in many practical applications, the computation ...
155
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SIGMOD
1999
ACM
15 years 10 months ago
1999
ACM
Query processing in data integration occurs over network-bound, autonomous data sources. This requires extensions to traditional optimization and execution techniques for three re...
240
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VLSISP
2010
15 years 4 months ago
2010
Abstract In case of insufficient data samples in highdimensional classification problems, sparse scatters of samples tend to have many ‘holes’—regions that have few or no nea...