620 search results - page 46 / 124 » Algorithms for Rewriting Aggregate Queries Using Views |
220
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PREMI
2011
Springer
14 years 6 months ago
2011
Springer
This paper presents a potential seed selection algorithm for web crawlers using a gain - share scoring approach. Initially we consider a set of arbitrarily chosen tourism queries. ...
133
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EDBT
2004
ACM
16 years 4 months ago
2004
ACM
Earlier work has demonstrated the effectiveness of in-network data aggregation in order to minimize the amount of messages exchanged during continuous queries in large sensor netwo...
119
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WWW
2008
ACM
16 years 4 months ago
2008
ACM
A lot of recent research has focused on the content-based dissemination of XML data. However, due to the heterogeneous data schemas used by different data publishers even for data...
148
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SPE
2008
15 years 3 months ago
2008
: Integration of multiple data sources is becoming increasingly important for enterprises that cooperate closely with their partners for e-commerce. OLAP enables analysts and decis...
152
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ICDCN
2009
Springer
15 years 10 months ago
2009
Springer
The research community has witnessed a large interest in monitoring large scale distributed systems. In these applications typically we wish to monitor a global system condition wh...