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A fuzzy DEA slacks-based approach
(Elsevier, 2022-04)
This paper deals with the problem of efficiency assessment using Data Envelopment Analysis (DEA) when the input and output data are given as fuzzy sets. In particular, a fuzzy extension of the measure of inefficiency ...
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A COVID-19 Recovery Strategy Based on the Health System Capacity Modeling. Implications on Citizen Self-management
(Elsevier, 2020-04)
Confinement ends, and recovery phase should be accurate planned. Health System (HS) capacity, specially ICUs and plants capacity and availability, will remain the key stone in this new Covid-19 pandemic life cycle phase. ...
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Arrival and service time dependencies in the single- and multi-visit selective traveling salesman problem
(Elsevier Ltd., 2024-06)
We analyze several time dependency issues for the selective traveling salesman problem with time-dependent profits. Specifically, we consider the case in which the profit collected at a vertex depends on the service time, ...
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Digital twin model with machine learning and optimization for resilient production–distribution systems under disruptions
(Elsevier Ltd., 2024-05)
Inspired by a real-life problem in the semiconductor industry, we introduce a novel digital twin model for a company subject to the adverse effects of unpredictable disruptions. Specifically, this company manufactures a ...
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New strategy for anti‑loop formulations
(Springer, 2024)
This paper presents a strategy based on binary labelling of nodes for the creation of anti-loop formulations from existing strategies. This strategy prevents by default the formation of odd cycles, therefore it can ...
Artículo
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Novel Approaches to the Formulation of Scheduling Problems
(MDPI, 2024)
This paper presents two novel formulations for scheduling problems, namely order- position hybrid formulation (OPH) and order-disjunctive hybrid formulation (ODH), which extend and combine parts of existing formulation ...