2859 search results - page 297 / 572 » Querying Complex Structured Databases |
162
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WEBDB
2004
Springer
15 years 12 months ago
2004
Springer
On the Web, there is a pervasive use of XML to give lightweight semantics to textual collections. Such documentcentric XML collections require a query language that can gracefully...
268
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
The family of threshold algorithm (i.e., TA) has been widely studied for efficiently computing top-k queries. TA uses a sort-merge framework that assumes data lists are pre-sorted...
190
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ADBIS
2003
Springer
15 years 10 months ago
2003
Springer
Abstract. Set-valued attributes are convenient to model complex objects occurring in the real world. Currently available database systems support the storage of set-valued attribut...
222
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EDBT
2006
ACM
16 years 6 months ago
2006
ACM
Abstract. Peer Data Management Systems (PDMS) have recently attracted attention by the database community. One of the main challenges of this paradigm is the development and evalua...
235
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JMLR
2012
13 years 9 months ago
2012
Given a point set S and an unknown metric d on S, we study the problem of efficiently partitioning S into k clusters while querying few distances between the points. In our model...