JOSEFA
RAMIREZ COBO
Profesora Titular de Universidad
Universidad de Sevilla
Sevilla, EspañaPublicaciones en colaboración con investigadores/as de Universidad de Sevilla (23)
2024
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Cost-sensitive probabilistic predictions for support vector machines
European Journal of Operational Research, Vol. 314, Núm. 1, pp. 268-279
2022
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Constrained Naïve Bayes with application to unbalanced data classification
Central European Journal of Operations Research, Vol. 30, Núm. 4, pp. 1403-1425
2021
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A cost-sensitive constrained Lasso
Advances in Data Analysis and Classification, Vol. 15, Núm. 1, pp. 121-158
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Analysis of an aggregate loss model in a Markov renewal regime
Applied Mathematics and Computation, Vol. 396
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On sparse ensemble methods: An application to short-term predictions of the evolution of COVID-19
European Journal of Operational Research, Vol. 295, Núm. 2, pp. 648-663
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Variable selection for Naïve Bayes classification
Computers and Operations Research, Vol. 135
2020
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Embedding the production policy in location-allocation decisions
4OR, Vol. 18, Núm. 3, pp. 357-380
2019
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Cost-sensitive Feature Selection for Support Vector Machines
Computers and Operations Research, Vol. 106, pp. 169-178
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Findings about the BMMPP for modeling dependent and simultaneous data in reliability and queueing systems
Applied Stochastic Models in Business and Industry
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Fitting procedure for the two-state Batch Markov modulated Poisson process
European Journal of Operational Research, Vol. 279, Núm. 1, pp. 79-92
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On support vector machines under a multiple-cost scenario
Advances in Data Analysis and Classification, Vol. 13, Núm. 3, pp. 663-682
2017
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A proposal of sparse Naïve Bayes
CEB 2017: XVI Spanish Biometric Conference
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A sparsity-controlled vector autoregressive model
Biostatistics, Vol. 18, Núm. 2, pp. 244-259
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Mathematical Optimization to select factures and classify when sensitivity and specificity may not equally important
CEB 2017: XVI Spanish Biometric Conference
2016
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Robust newsvendor problem with autoregressive demand
Computers and Operations Research, Vol. 68, pp. 123-133
2014
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A global optimisation approach for parameter estimation of a mixture of double Pareto lognormal and lognormal distributions
Computers and Operations Research, Vol. 52, pp. 231-240
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The Markovian arrival process: A statistical model for daily precipitation amounts
Journal of Hydrology, Vol. 510, pp. 459-471
2013
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A 2D wavelet-based multiscale approach with applications to the analysis of digital mammograms
Computational Statistics and Data Analysis, Vol. 58, Núm. 1, pp. 71-81
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Time series interpolation via global optimization of moments fitting
European Journal of Operational Research, Vol. 230, Núm. 1, pp. 97-112
2012
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A note on the dependence structure of the two-state markovian arrival process
Journal of Applied Probability, Vol. 49, Núm. 1, pp. 295-302