709 search results - page 57 / 142 » Efficient Evaluation of All-Nearest-Neighbor Queries |
154
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VLDB
1990
ACM
15 years 10 months ago
1990
ACM
In previous papers we have proposed a graphical query language for expressing traversal recursions in labelled, directed graphs. A fundamental feature of the language is the use o...
186
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EDBT
2006
ACM
16 years 6 months ago
2006
ACM
In this paper we present a novel approach for estimating the selectivity of XML twig queries. Such a technique is useful for approximate query answering as well as for determining...
140
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SIGMOD
1996
ACM
15 years 10 months ago
1996
ACM
The constructionof high-performance databasesystems that combine the best aspects of the relational and object-oriented approaches requires the design of client-server architectur...
294
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ICDE
2002
IEEE
16 years 7 months ago
2002
IEEE
XML and other semi-structured data may have partially specified or missing schema information, motivating the use of a structural summary which can be automatically computed from ...
260
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ICDE
2008
IEEE
16 years 7 months ago
2008
IEEE
In this paper, we address the problem of extending a relational database system to facilitate efficient real-time application of dynamic probabilistic models to streaming data. he ...