168 search results - page 17 / 34 » Optimized Index Structures for Querying RDF from the Web |
120
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WWW
2007
ACM
16 years 1 months ago
2007
ACM
Current web search engines focus on searching only the most recent snapshot of the web. In some cases, however, it would be desirable to search over collections that include many ...
181
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PODS
2011
ACM
14 years 3 months ago
2011
ACM
Database queries can be broadly classified into two categories: reporting queries and aggregation queries. The former retrieves a collection of records from the database that mat...
WWW
2005
ACM
16 years 1 months ago
2005
ACM
Many modern natural language-processing applications utilize search engines to locate large numbers of Web documents or to compute statistics over the Web corpus. Yet Web search e...
105
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ICDT
2001
ACM
15 years 4 months ago
2001
ACM
Abstract. Nearest-neighbor queries in high-dimensional space are of high importance in various applications, especially in content-based indexing of multimedia data. For an optimiz...
88
Voted
DASFAA
2007
IEEE
15 years 6 months ago
2007
IEEE
XML is by now the de facto standard for exporting and exchanging data on the web. The need for querying XML data sources whose structure is not fully known to the user and the need...