1832 search results - page 154 / 367 » Querying RDF Data Using A Multigraph-based Approach |
267
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
Text documents often embed data that is structured in nature. This structured data is increasingly exposed using information extraction systems, which generate structured relation...
185
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AMW
2010
15 years 8 months ago
2010
In this work we present in-network techniques to improve the efficiency of spatial aggregate queries. Such queries are very common in a sensornet setting, demanding more targeted t...
194
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SEDE
2010
15 years 4 months ago
2010
New emerging scientific applications in geosciences, sensor and spatio-temporal domains require adaptive analysis frameworks that can handle large datasets with multiple dimension...
173
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EDBT
2006
ACM
16 years 6 months ago
2006
ACM
Abstract. Many different index structures have been proposed for spatial databases to support efficient query processing. However, most of these index structures suffer from an exp...
186
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CIKM
2009
Springer
15 years 7 months ago
2009
Springer
Work on evaluating and improving the relevance of web search engines typically use human relevance judgments or clickthrough data. Both these methods look at the problem of learni...