%0 Journal Article %T Una medida de la teor¨ªa de los conjuntos aproximados para sistemas de decisi¨®n con rasgos de dominio continuo %A Filiberto %A Yaima %A Bello %A Rafael %A Caballero %A Yail¨¦ %A Larrua %A Rafael %J Revista Facultad de Ingenier¨ªa Universidad de Antioquia %D 2011 %I Scientific Electronic Library Online %X the rough set theory provides several measures and techniques to data analysis, especially in the case of problems in which the decision feature has a discrete domain. in this paper a measure and methods are proposed which allow extending this theory to the case of problems in which the features have a continuo domain, especially the decision feature. the experimental studies show their affectivity. %K feature selection %K function approximation %K rough set theory. %U http://www.scielo.org.co/scielo.php?script=sci_abstract&pid=S0120-62302011000400014&lng=en&nrm=iso&tlng=en