413 search results - page 27 / 83 » Optimizing Queries Across Diverse Data Sources |
OTM
2005
Springer
15 years 3 months ago
2005
Springer
Abstract. Caching can highly improve performance of query processing in distributed databases. In this paper we show how this technique can be used in grid architecture where data ...
VTC
2007
IEEE
15 years 4 months ago
2007
IEEE
— Intelligence Transportation Systems are critical to improve the efficiency of modern transportation by reducing congestions, providing real time road conditions. A system that...
SSDBM
2008
IEEE
15 years 4 months ago
2008
IEEE
Increasingly, many data sources appear as online databases, hidden behind query forms, thus forming what is referred to as the deep web. It is desirable to have systems that can pr...
CIKM
2004
Springer
15 years 3 months ago
2004
Springer
The performance of web search engines may often deteriorate due to the diversity and noisy information contained within web pages. User click-through data can be used to introduce...
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ICDE
2005
IEEE
15 years 11 months ago
2005
IEEE
Many of the data sources used in stream query processing are known to exhibit bursty behavior. Data in a burst often has different characteristics than steady-state data, and ther...