3969 search results - page 337 / 794 » Query Processing Using Ontologies |
129
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DBISP2P
2006
Springer
15 years 8 months ago
2006
Springer
Abstract. The both-as-view (BAV) approach to data integration has the advantage of specifying mappings between schemas in a bidirectional manner, so that once a BAV mapping has bee...
153
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DATESO
2010
15 years 2 months ago
2010
Abstract. The task of similarity search in multimedia databases is usually accomplished by range or k nearest neighbor queries. However, the expressing power of these "single-...
154
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ICDE
2012
IEEE
13 years 7 months ago
2012
IEEE
—Large graphs are used in many applications, such as social networking. The management of these graphs poses new challenges because such graphs are too large to fit on a single ...
249
Voted
VLDB
2007
ACM
16 years 4 months ago
2007
ACM
Views over probabilistic data contain correlations between tuples, and the current approach is to capture these correlations using explicit lineage. In this paper we propose an al...
146
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WWW
2004
ACM
16 years 5 months ago
2004
ACM
When searching large hypertext document collections, it is often possible that there are too many results available for ambiguous queries. Query refinement is an interactive proce...