489 search results - page 62 / 98 » Query Selectivity Estimation via Data Mining |
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SDM
2008
SIAM
15 years 1 months ago
2008
SIAM
Cross validation allows models to be tested using the full training set by means of repeated resampling; thus, maximizing the total number of points used for testing and potential...
KDD
2000
ACM
15 years 3 months ago
2000
ACM
To improve the accuracy in terms of precision and recall of an audio information retrieval system we have created a domainspecific ontology (a collection of key concepts and their...
GECCO
2006
Springer
15 years 3 months ago
2006
Springer
Estimation of Distribution Algorithms (EDAs) are a class of evolutionary algorithms that use machine learning techniques to solve optimization problems. Machine learning is used t...
ICDE
2005
IEEE
15 years 5 months ago
2005
IEEE
Queries on XML documents typically combine selections on element contents, and, via path expressions, the structural relationships between tagged elements. Efficient support for ...
SIGMOD
1994
ACM
15 years 3 months ago
1994
ACM
We describe an algorithm for estimating the number of page fetches for a partial or complete scan of a B-tree index. The algorithm obtains estimates for the number of page fetches ...