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Listar por autor "Romero Morales, María Dolores"
Mostrando ítems 21-28 de 28
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Artículo
Semi-obnoxious location models: a global optimization approach
Romero Morales, María Dolores; Carrizosa Priego, Emilio José (Elsevier, 1997-10-16)In the last decades there has been an increasing interest in environmental topics. This interest has been reflected in ...
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Sparsity in optimal randomized classification trees
Blanquero Bravo, Rafael; Carrizosa Priego, Emilio José; Molero Río, Cristina; Romero Morales, María Dolores (ELSEVIER SCIENCE BV, 2019-12-16)Decision trees are popular Classification and Regression tools and, when small-sized, easy to interpret. Traditionally, a ...
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Strongly agree or strongly disagree? Rating features in support vector machines
Carrizosa Priego, Emilio José; Nogales Gómez, Amaya; Romero Morales, María Dolores (Elsevier, 2016-02)In linear classifiers, such as the Support Vector Machine (SVM), a score is associated with each feature and objects are ...
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Artículo
Supervised classification and mathematical optimization
Carrizosa Priego, Emilio José; Romero Morales, María Dolores (Elsevier, 2013-01)Data Mining techniques often ask for the resolution of optimization problems. Supervised Classification, and, in particular, ...
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The tree based linear regression model for hierarchical categorical variables
Carrizosa Priego, Emilio José; Hvas Mortensen, Laust; Romero Morales, María Dolores; Sillero Denamiel, María Remedios (Elsevier, 2022-05-04)Many real-life applications consider nominal categorical predictor variables that have a hierarchical structure, e.g. ...
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Artículo
Visualization of complex dynamic datasets by means of mathematical optimization
Carrizosa Priego, Emilio José; Guerrero Lozano, Vanesa; Romero Morales, María Dolores (PERGAMON-ELSEVIER SCIENCE LTD, 2019-07-01)In this paper we propose an optimization model and a solution approach to visualize datasets which are made up of individuals ...
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Visualizing data as objects by DC (difference of convex) optimization
Carrizosa Priego, Emilio José; Guerrero Lozano, Vanesa; Romero Morales, María Dolores (Springer, 2017)In this paper we address the problem of visualizing in a bounded region a set of individuals, which has attached a ...
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Artículo
Visualizing proportions and dissimilarities by space-filling maps: a large neighborhood search approach
Carrizosa Priego, Emilio José; Guerrero Lozano, Vanesa; Romero Morales, María Dolores (Elsevier, 2017-02)In this paper we address the problem of visualizing a set of individuals, which have attached a statistical value given ...