Listar Instituto de Matemáticas de la Universidad de Sevilla (Antonio de Castro Brzezicki) por autor
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- Listar Instituto de Matemáticas de la Universidad de Sevilla (Antonio de Castro Brzezicki) por autor
Listar Instituto de Matemáticas de la Universidad de Sevilla (Antonio de Castro Brzezicki) por autor "Ramírez Cobo, Josefa"
Mostrando ítems 1-9 de 9
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Artículo
A cost-sensitive constrained Lasso
Blanquero Bravo, Rafael; Carrizosa Priego, Emilio José; Ramírez Cobo, Josefa; Sillero Denamiel, María Remedios (Springer, 2020-03-02)The Lasso has become a benchmark data analysis procedure, and numerous variants have been proposed in the literature. ...
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Artículo
A global optimisation approach for parameter estimation of a mixture of double Pareto lognormal and lognormal distributions
Carrizosa Priego, Emilio José; Jocković, Jelena; Ramírez Cobo, Josefa (PERGAMON-ELSEVIER SCIENCE LTD, 2013-10-30)The double Pareto Lognormal(dPlN) statistical distribution, defined interms of both an exponentiated skewed Laplace ...
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Artículo
Analysis of an aggregate loss model in a Markov renewal regime
Ramírez Cobo, Josefa; Carrizosa Priego, Emilio José; Lillo Rodríguez, Rosa Elvira (ELSEVIER SCIENCE INC, 2020-12-22)In this article we consider an aggregate loss model with dependent losses. The loss oc- currence process is governed by a ...
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Artículo
Cost-sensitive feature selection for support vector machines
Benítez Peña, Sandra; Blanquero Bravo, Rafael; Carrizosa Priego, Emilio José; Ramírez Cobo, Josefa (Elsevier, 2018-03)Feature Selection (FS) is a crucial procedure in Data Science tasks such as Classification, since it identifies the ...
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Artículo
Embedding the production policy in location-allocation decisions
Carrizosa Priego, Emilio José; Olivares Nadal, Alba Victoria; Ramírez Cobo, Josefa (Springer, 2019-11-21)This paper investigates how the production policy, as well as other factors, affect the facility location-allocation ...
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Tesis Doctoral
Enhancing robustness and sparsity via mathematical optimization
Olivares Nadal, Alba Victoria (2016-09-22)Esta tesis se centra en derivar métodos robustos o dispersos bajo la perspectiva de la optimización para problemas que ...
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Artículo
On support vector machines under a multiple-cost scenario
Benítez Peña, Sandra; Blanquero Bravo, Rafael; Carrizosa Priego, Emilio José; Ramírez Cobo, Josefa (Springer, 2018-07-31)Support vector machine (SVM) is a powerful tool in binary classification, known to attain excellent misclassification ...
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Artículo
Robust newsvendor problem with autoregressive demand
Carrizosa Priego, Emilio José; Olivares Nadal, Alba Victoria; Ramírez Cobo, Josefa (Elsevier, 2016-04)This paper explores the classic single-item newsvendor problem under a novel setting which combines temporal dependence ...
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Artículo
The Markovian arrival process: A statistical model for daily precipitation amounts
Ramírez Cobo, Josefa; Marzo Artigas, Xavier; Olivares Nadal, Alba Victoria; Alvarez Francoso, José; Carrizosa Priego, Emilio José; Pita López, María Fernanda (ELSEVIER SCIENCE BV, 2013-12-21)The Markovian arrival process (MAP) is a stochastic process that allows for modeling dependent and non-exponentially ...