Dolores Romero Morales

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• 2024

  A Binarization Approach to Model Interactions Between Categorical Predictors in Generalized Linear Models

  Carrizosa, E., Restrepo, M. G. & Romero Morales, D., Sept 2024, In: Applied Intelligence. 54, 17-18, p. 7969-7981 13 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• A New Model for Counterfactual Analysis for Functional Data

  Carrizosa, E., Ramírez-Ayerbe, J. & Romero Morales, D., Dec 2024, In: Advances in Data Analysis and Classification. 18, 4, p. 981-1000 20 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• Counterfactual Analysis and Target Setting in Benchmarking

  Bogetoft, P., Ramírez-Ayerbe, J. & Romero Morales, D., Jun 2024, In: European Journal of Operational Research. 315, 3, p. 1083-1095 13 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• Generating Collective Counterfactual Explanations in Score-based Classification via Mathematical Optimization

  Carrizosa, E., Ramírez-Ayerbe, J. & Romero Morales, D., Mar 2024, In: Expert Systems with Applications. 238, Part D, 27 p., 121954.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

• Guest Editorial to the Special Issue of the 32nd European Conference on Operational Research in Espoo (Finland)

  Punkka, A. & Romero Morales, D., Dec 2024, In: European Journal of Operational Research. 319, 2, p. 345-346 2 p.

  Research output: Contribution to journal › Editorial

• Guest Editorial to the Special Issue on Machine Learning and Mathematical Optimization in TOP-Transactions in Operations Research

  Carrizosa, E. & Romero Morales, D., 2024, In: TOP. 32, 3, p. 351-353 3 p.

  Research output: Contribution to journal › Editorial › peer-review

• Mathematical Optimization Modelling for Group Counterfactual Explanations

  Carrizosa, E., Ramírez-Ayerbe, J. & Romero Morales, D., Dec 2024, In: European Journal of Operational Research. 319, 2, p. 399-412 14 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• Supervised Feature Compression Based on Counterfactual Analysis

  Piccialli, V., Romero Morales, D. & Salvatore, C., Sept 2024, In: European Journal of Operational Research. 317, 2, p. 273-285 13 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• 2023

  On Clustering and Interpreting with Rules by Means of Mathematical Optimization

  Carrizosa, E., Kurishchenko, K., Marín, A. & Romero Morales, D., Jun 2023, In: Computers & Operations Research. 154, 19 p., 106180.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• On Mathematical Optimization for Clustering Categories in Contingency Tables

  Carrizosa, E., Guerrero, V. & Romero Morales, D., Jun 2023, In: Advances in Data Analysis and Classification. 17, 2, p. 407-429 23 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• On Optimal Regression Trees to Detect Critical Intervals for Multivariate Functional Data

  Blanquero, R., Carrizosa, E., Molero-Río, C. & Romero Morales, D., Apr 2023, In: Computers & Operations Research. 152, 10 p., 106152.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• 2022

  Interpreting Clusters via Prototype Optimization

  Carrizosa, E., Kurishchenko, K., Marín, A. & Romero Morales, D., Feb 2022, In: Omega. 107, 33 p., 102543.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• On Sparse Optimal Regression Trees

  Blanquero, R., Carrizosa, E., Molero-Río, C. & Romero Morales, D., Jun 2022, In: European Journal of Operational Research. 299 , 3, p. 1045-1054 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• The Tree Based Linear Regression Model for Hierarchical Categorical Variables

  Carrizosa, E., Mortensen, L. H., Romero Morales, D. & Sillero-Denamiel, M. R., Oct 2022, In: Expert Systems with Applications. 203, 13 p., 117423.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• 2021

  Mathematical Optimization in Classification and Regression Trees

  Carrizosa, E., del Rio, C. M. & Romero Morales, D., Apr 2021, In: TOP. 29, 1, p. 5-33 29 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• On Clustering Categories of Categorical Predictors in Generalized Linear Models

  Carrizosa, E., Restrepo, M. G. & Romero Morales, D., Nov 2021, In: Expert Systems with Applications. 182, 16 p., 115245.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• On Sparse Ensemble Methods: An Application to Short-term Predictions of the Evolution of COVID-19

  Benítez Peña, S., Carrizosa, E., Guerrero, V., Jiménez-Gamero, M. D., Martín-Barragán, B., del Rio, C. M., Ramírez-Cobo, P., Romero Morales, D. & Sillero-Denamiel, M. R., Dec 2021, In: European Journal of Operational Research. 295, 2, p. 648-663 16 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• Optimal Randomized Classification Trees

  Blanquero, R., Carrizosa, E., del Rio, C. M. & Romero Morales, D., Aug 2021, In: Computers & Operations Research. 132, 13 p., 105281.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• 2020

  Enhancing Interpretability in Factor Analysis by Means of Mathematical Optimization

  Carrizosa, E., Guerrero, V., Romero Morales, D. & Satorra, A., Sept 2020, In: Multivariate Behavioral Research. 55, 5, p. 748-762 15 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• Feature Selection in Data Envelopment Analysis: A Mathematical Optimization approach

  Benítez Peña, S., Bogetoft, P. & Romero Morales, D., Oct 2020, In: Omega: The International Journal of Management Science. 96, 11 p., 102068.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• Sparsity in Optimal Randomized Classification Trees

  Blanquero, R., Carrizosa, E., Molero-Río, C. & Romero Morales, D., Jul 2020, In: European Journal of Operational Research. 284, 1, p. 255-272 18 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• 2019

  Optimal Randomized Decision Trees

  Blanquero, R., Carrizosa, E., Molero-Río, C. & Romero Morales, D., 2019, Conference proceedings: 2nd Spanish Young Statisticians and Operational Researchers Meeting. Madrid: Universidad Complutense de Madrid * Servicio de Publicaciones, p. 53 1 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review

  Open Access

• Visualization of Complex Dynamic Datasets by Means of Mathematical Optimization

  Carrizosa, E., Guerrero, V. & Romero Morales, D., Jul 2019, In: Omega: The International Journal of Management Science. 86, p. 125-136 12 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• 2018

  On Building Online Visualization Maps for News Data Streams by Means of Mathematical Optimization

  Carrizosa, E., Guerrero, V., Hardt, D. & Romero Morales, D., Jun 2018, In: Big Data. 6, 2, p. 139-158 20 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• On Mathematical Optimization for the Visualization of Frequencies and Adjacencies as Rectangular Maps

  Carrizosa, E., Guerrero, V. & Romero Morales, D., 2018, In: European Journal of Operational Research. 265, 1, p. 290-302 13 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• On the Time-consistent Stochastic Dominance Risk Averse Measure for Tactical Supply Chain Planning under Uncertainty

  Escudero, L. F., Monge, J. F. & Romero Morales, D., Dec 2018, In: Computers & Operations Research. 100, p. 270-286 17 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• Visualizing Data as Objects by DC (Difference of Convex) Optimization

  Carrizosa, E., Guerrero, V. & Romero Morales, D., May 2018, In: Mathematical Programming. 169, 1, p. 119-140 22 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• 2017

  Clustering Categories in Support Vector Machines

  Carrizosa, E., Nogales-Gómez, A. & Romero Morales, D., Jan 2017, In: Omega. 66, Part A, p. 28-37 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• Visualizing Proportions and Dissimilarities by Space-filling Maps: A Large Neighborhood Search Approach

  Carrizosa, E., Guerrero, V. & Romero Morales, D., Feb 2017, In: Computers & Operations Research. 78, p. 369-380 12 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

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• 2016

  On Difference of Convex Optimization to Visualize Statistical Data and Dissimilarities

  Carrizosa, E., Guerrero, V. & Romero Morales, D., 2016, Proceedings of the XIII Global Optimization Workshop. GOW ’16. Rocha, A. M. A. C., Costa, M. F. P. & Fernandes, E. M. G. P. (eds.). Braga: University of Minho, p. 89–92

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  Open Access

• Strongly Agree or Strongly Disagree? Rating Features in Support Vector Machines

  Carrizosa, E., Nogales-Gómez, A. & Romero Morales, D., Feb 2016, In: Information Sciences. 329, p. 256–273 18 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
• 2015

  A Multi-Objective Approach to Visualize Proportions and Similarities Between Individuals by Rectangular Maps

  Carrizosa, E., Guerrero, V. & Romero Morales, D., 2015, www: Mathematical Optimization Society, 27 p. (Optimization Online; No. 5226).

  Research output: Working paper › Research › peer-review

  Open Access

• An SDP Approach for Multiperiod Mixed 0–1 Linear Programming Models with Stochastic Dominance Constraints for Risk Management

  Escudero, L. F., Monge, J. F. & Romero Morales, D., Jun 2015, In: Computers & Operations Research. 58, p. 32-40 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Visualizing Data as Objects by DC (Difference of Convex) Optimization

  Carrizosa, E., Guerrero, V. & Romero Morales, D., 2015, Madison, WI: Mathematical Optimization Society, 19 p. (Optimization Online; No. 5227).

  Research output: Working paper › Research › peer-review

  Open Access
• 2014

  A Nested Heuristic for Parameter Tuning in Support Vector Machines

  Carrizosa, E., Martín-Barragán, B. & Romero Morales, D., 2014, In: Computers & Operations Research. 43, p. 328–334

  Research output: Contribution to journal › Journal article › Research › peer-review

• An SDP Approach for Multiperiod Mixed 0–1 Linear Programming Models with Stochastic Dominance Constraints for Risk Management

  Escudero, L. F., Monge, J. F. & Romero Morales, D., 2014, www: Mathematical Optimization Society, 24 p. (Optimization Online; No. 4524, Vol. 08).

  Research output: Working paper › Research › peer-review

• Clustering Categories in Support Vector Machines

  Carrizosa, E., Nogales-Gómez, A. & Romero Morales, D., 2014, www: Mathematical Optimization Society, 20 p. (Optimization Online; No. 4403, Vol. 06).

  Research output: Working paper › Research › peer-review

• Computational Complexity of Finding Pareto Efficient Outcomes for Biobjective Lot-sizing Models

  Romeijn, H. E., Romero Morales, D. & Van den Heuvel, W., 2014, In: Naval Research Logistics. 61, 5, p. 386–402

  Research output: Contribution to journal › Journal article › Research › peer-review

• Heuristic Approaches for Support Vector Machines with the Ramp Loss

  Carrizosa, E., Nogales-Gómez, A. & Romero Morales, D., 2014, In: Optimization Letters. 8, 3, p. 1125-1135

  Research output: Contribution to journal › Journal article › Research › peer-review

• Revenue Deficiency Under Second-price Auctions in a Supply-chain Setting

  Romero Morales, D. & Steinberg, R., 2014, In: European Journal of Operational Research. 233, 1, p. 131–144

  Research output: Contribution to journal › Journal article › Research › peer-review
• 2013

  Expected Future Value Decomposition Based Bid Price Generation for Large-Scale Network Revenue Management

  Escudero, L. F., Monge, J. F., Romero Morales, D. & Wang, J., 2013, In: Transportation Science. 47, 2, p. 181-197

  Research output: Contribution to journal › Journal article › Research › peer-review

• Polynomial Time Algorithms for the Minimax Regret Uncapacitated Lot Sizing Model

  Li, D. & Romero Morales, D., 2013, www: Mathematical Optimization Society, 6 p. (Optimization Online; No. 4149, Vol. 12).

  Research output: Working paper › Research › peer-review

• Strongly Agree or Strongly Disagree? Rating Features in Support Vector Machines

  Carrizosa, E., Nogales-Gómez, A. & Romero Morales, D., 2013, www: Mathematical Optimization Society, 22 p. (Optimization Online; No. 4082, Vol. 10).

  Research output: Working paper › Research › peer-review
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• Supervised Classification and Mathematical Optimization

  Carrizosa, E. & Romero Morales, D., 2013, In: Computers & Operations Research. 40, 1, p. 150–165

  Research output: Contribution to journal › Journal article › Research › peer-review
• 2011

  Detecting Relevant Variables and Interactions in Supervised Classification

  Carrizosa, E., Martín-Barragán, B. & Romero Morales, D., 2011, In: European Journal of Operational Research. 213, 1, p. 260–269

  Research output: Contribution to journal › Journal article › Research › peer-review
• 2010

  Binarized Support Vector Machines

  Carrizosa, E., Martín-Barragán, B. & Romero Morales, D., 2010, In: I N F O R M S Journal on Computing. 22, 1, p. 154-167

  Research output: Contribution to journal › Journal article › Research › peer-review

• Forecasting Cancellation Rates for Services Booking Revenue Management Using Data Mining

  Romero Morales, D. & Wang, J., 2010, In: European Journal of Operational Research. 202, 2, p. 554–562

  Research output: Contribution to journal › Journal article › Research › peer-review
• 2009

  Existence of Equilibria in a Decentralized Two-level Supply Chain

  Romero Morales, D. & Vermeulen, D., 2009, In: European Journal of Operational Research. 197, 2, p. 642–658

  Research output: Contribution to journal › Journal article › Research › peer-review
• 2008

  Multi-group Support Vector Machines with Measurement Costs: A Biobjective Approach

  Carrizosa, E., Martín-Barragán, B. & Romero Morales, D., 2008, In: Discrete Applied Mathematics. 156, 6, p. 950–966

  Research output: Contribution to journal › Journal article › Research › peer-review
• 2007

  A Biobjective Method for Sample Allocation in Stratified Sampling

  Carrizosa, E. & Romero Morales, D., 2007, In: European Journal of Operational Research. 177, 2, p. 1074–1089

  Research output: Contribution to journal › Journal article › Research › peer-review