3836 search results - page 189 / 768 » Semantics of Database Transformations |
113
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ICDM
2003
IEEE
15 years 9 months ago
2003
IEEE
We consider the problem of mining high-utility plans from historical plan databases that can be used to transform customers from one class to other, more desirable classes. Tradit...
104
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APCCM
2007
15 years 5 months ago
2007
Integration of XML data is an increasingly important problem and many methods have recently been developed. In this talk, we examine the related and more challenging task of how t...
125
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BIOSTEC
2008
15 years 5 months ago
2008
Abstract. The wavelet transform is a widely used pre-filtering step for subsequent R spike detection by thresholding of the coefficients. The time-frequency decomposition is indeed...
252
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ICIP
2010
IEEE
15 years 2 months ago
2010
IEEE
Image quality assessment (IQA) aims to provide computational models to measure the image quality in a perceptually consistent manner. In this paper, a novel feature based IQA mode...
129
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IDEAS
2009
IEEE
15 years 10 months ago
2009
IEEE
This paper is concerned with a transformation-based approach to update propagation in an extended version of Codd’s relational algebra which allows for defining derived relatio...