dc.creator | Carrizosa Priego, Emilio José | es |
dc.creator | Martín Barragán, Belén | es |
dc.date.accessioned | 2021-04-26T11:41:33Z | |
dc.date.available | 2021-04-26T11:41:33Z | |
dc.date.issued | 2006-09-16 | |
dc.identifier.citation | Carrizosa Priego, E.J. y Martín Barragán, B. (2006). Two-group classification via a biobjective margin maximization model. European Journal of Operational Research, 173 (3), 746-761. | |
dc.identifier.issn | 0377-2217 | es |
dc.identifier.issn | 1872-6860 | es |
dc.identifier.uri | https://hdl.handle.net/11441/107809 | |
dc.description.abstract | In this paper we propose a biobjective model for two-group classification via margin maximization, in which the margins in both classes are simultaneously maximized. The set of Pareto-optimal solutions is described, yielding a set of parallel hyperplanes, one of which is just the solution of the classical SVM approach.
In order to take into account different misclassification costs or a priori probabilities, the ROC curve can be used to select one out of such hyperplanes by expressing the adequate tradeoff for sensitivity and specificity. Our result gives a theoretical motivation for using the ROC approach in case misclassification costs in the two groups are not necessarily equal. | es |
dc.format | application/pdf | es |
dc.format.extent | 15 p. | es |
dc.language.iso | eng | es |
dc.publisher | ELSEVIER SCIENCE BV | es |
dc.relation.ispartof | European Journal of Operational Research, 173 (3), 746-761. | |
dc.rights | Attribution-NonCommercial-NoDerivatives 4.0 Internacional | * |
dc.rights.uri | http://creativecommons.org/licenses/by-nc-nd/4.0/ | * |
dc.subject | Multiple objective programming | es |
dc.subject | Support vector machines | es |
dc.subject | Biobjective | es |
dc.subject | ROC curve | es |
dc.subject | Classification | es |
dc.subject | Data mining | es |
dc.title | Two-group classification via a biobjective margin maximization model | es |
dc.type | info:eu-repo/semantics/article | es |
dcterms.identifier | https://ror.org/03yxnpp24 | |
dc.type.version | info:eu-repo/semantics/publishedVersion | es |
dc.rights.accessRights | info:eu-repo/semantics/openAccess | es |
dc.contributor.affiliation | Universidad de Sevilla. Departamento de Estadística e Investigación Operativa | es |
dc.relation.publisherversion | http://doi.org/10.1016/j.ejor.2005.06.059 | es |
dc.identifier.doi | 10.1016/j.ejor.2005.06.059 | es |
dc.contributor.group | Universidad de Sevilla. FQM329: Optimización | es |
dc.journaltitle | European Journal of Operational Research | es |
dc.publication.volumen | 173 | es |
dc.publication.issue | 3 | es |
dc.publication.initialPage | 746 | es |
dc.publication.endPage | 761 | es |