486 search results - page 87 / 98 » Evaluating Top-k Queries over Web-Accessible Databases |
136
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HPDC
2010
IEEE
15 years 2 months ago
2010
IEEE
In this paper we present the Brown Dwarf, a distributed system designed to efficiently store, query and update multidimensional data over an unstructured Peer-to-Peer overlay, wit...
124
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SIGMOD
2004
ACM
16 years 1 months ago
2004
ACM
Increasing popularity of XML in recent years has generated much interest in query processing over graph-structured data. To support efficient evaluation of path expressions, many ...
146
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CIKM
2010
Springer
14 years 11 months ago
2010
Springer
Schema merging is the process of consolidating multiple schemas into a unified view. The task becomes particularly challenging when the schemas are highly heterogeneous and autono...
133
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SMI
2006
IEEE
15 years 7 months ago
2006
IEEE
Databases of 3D shapes have become widespread for a variety of applications, and a key research problem is searching these databases for similar shapes. This paper introduces a me...
DAWAK
1999
Springer
15 years 5 months ago
1999
Springer
A Data Warehouse DW can be abstractly seen as a set of materialized views de ned over relations that are stored in distributed heterogeneous databases. The selection of views for...