12825 search results - page 2084 / 2565 » Improved PLSOM algorithm |
310
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SIGMOD
2008
ACM
16 years 7 months ago
2008
ACM
Data integration systems offer a uniform interface to a set of data sources. Despite recent progress, setting up and maintaining a data integration application still requires sign...
283
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SIGMOD
2008
ACM
16 years 7 months ago
2008
ACM
The increasing complexity of enterprise databases and the prevalent lack of documentation incur significant cost in both understanding and integrating the databases. Existing solu...
312
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SIGMOD
2008
ACM
16 years 7 months ago
2008
ACM
Supporting ranking queries in database systems has been a popular research topic recently. However, there is a lack of study on supporting ranking queries in data warehouses where...
258
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SIGMOD
2008
ACM
16 years 7 months ago
2008
ACM
Today's query processing engines do not take advantage of the multiple occurrences of a relation in a query to improve performance. Instead, each instance is treated as a dis...
264
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SIGMOD
2007
ACM
16 years 7 months ago
2007
ACM
We consider in this paper a class of Publish-Subscribe (pub-sub) systems called topic-based systems, where users subscribe to topics and are notified on events that belong to thos...