321 search results - page 39 / 65 » A view selection algorithm with performance guarantee |
IDA
1997
Springer
15 years 7 months ago
1997
Springer
The empirical curve bounding problem is de ned as follows. Suppose data vectors X Y are presented such that E(Y i]) = f(X i]) where f(x) is an unknown function. The problem is to a...
157
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DMDW
2000
15 years 4 months ago
2000
Data warehousing is a software infrastructure which supports OLAP applications by providing a collection of tools which allow data extraction and cleaning, data integration and ag...
115
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GECCO
2008
Springer
15 years 4 months ago
2008
Springer
The Differential Evolution algorithm uses an elitist selection, constantly pushing the population in a strict downhill search, in an attempt to guarantee the conservation of the ...
212
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GIS
2005
ACM
16 years 4 months ago
2005
ACM
Recent research literature on sensor network databases has focused on finding ways to perform in-network aggregation of sensor readings to reduce the message cost. However, with t...
130
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DEXA
2006
Springer
15 years 6 months ago
2006
Springer
Abstract. Latent Semantic Indexing(LSI) has been proved to be effective to capture the semantic structure of document collections. It is widely used in content-based text retrieval...