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» On an Optimization Problem in Sensor Selection*
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VLDB
1997
ACM
124views Database» more  VLDB 1997»
15 years 2 months ago
An Efficient Cost-Driven Index Selection Tool for Microsoft SQL Server
In this paper we describe novel techniques that make it possible to build an industrial-strength tool for automating the choice of indexes in the physical design of a SQL database...
Surajit Chaudhuri, Vivek R. Narasayya
GECCO
2010
Springer
197views Optimization» more  GECCO 2010»
15 years 2 months ago
Adaptive strategy selection in differential evolution
Differential evolution (DE) is a simple yet powerful evolutionary algorithm for global numerical optimization. Different strategies have been proposed for the offspring generation...
Wenyin Gong, Álvaro Fialho, Zhihua Cai
JMIV
2007
145views more  JMIV 2007»
14 years 9 months ago
Level Lines Selection with Variational Models for Segmentation and Encoding
Abstract. This paper discusses the interest of the Tree of Shapes of an image as a region oriented image representation. The Tree of Shapes offers a compact and structured represen...
Coloma Ballester, Vicent Caselles, Laura Igual, Ll...
EDBT
2006
ACM
105views Database» more  EDBT 2006»
15 years 10 months ago
HASE: A Hybrid Approach to Selectivity Estimation for Conjunctive Predicates
Current methods for selectivity estimation fall into two broad categories, synopsis-based and sampling-based. Synopsis-based methods, such as histograms, incur minimal overhead at ...
Xiaohui Yu, Nick Koudas, Calisto Zuzarte
INFOCOM
2008
IEEE
15 years 4 months ago
Cell Selection in 4G Cellular Networks
—Cell selection is the process of determining the cell(s) that provide service to each mobile station. Optimizing these processes is an important step towards maximizing the util...
David Amzallag, Reuven Bar-Yehuda, Danny Raz, Gabr...