Search Results - "Díaz, A.G"

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    Finding the minimum k-weighted dominating sets using heuristic algorithms by Barrena, E., Bermudo, S., Hernández-Díaz, A.G., López-Sánchez, A.D., Zamudio, J.A.

    Published in Mathematics and computers in simulation (01-02-2025)
    “…In this work, we propose, analyze, and solve a generalization of the k-dominating set problem in a graph, when we consider a weighted graph. Given a graph with…”
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    Journal Article
  3. 3

    GRASP with strategic oscillation for the α-neighbor p-center problem by Sánchez-Oro, J., López-Sánchez, A.D., Hernández-Díaz, A.G., Duarte, A.

    Published in European journal of operational research (16-11-2022)
    “…•We address the alpha-neighbor p-center problem.•We propose a GRASP and a post-processing method based on Strategic Oscillation.•The improvement for the GRASP…”
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    Journal Article
  4. 4

    GRASP and VNS for solving the p-next center problem by López-Sánchez, A.D., Sánchez-Oro, J., Hernández-Díaz, A.G.

    Published in Computers & operations research (01-04-2019)
    “…•A discrete location problem is addressed motivated by very common situations in humanitarian logistics, the p-next center problem (pNCP).•Two metaheuristic…”
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    Journal Article
  5. 5

    A multi-start algorithm for a balanced real-world Open Vehicle Routing Problem by López-Sánchez, A.D., Hernández-Díaz, A.G., Vigo, D., Caballero, R., Molina, J.

    Published in European journal of operational research (01-10-2014)
    “…•Nine real-world problems that concerns the planning of bus services are solved.•The problem is modeled as a variant of the Open Vehicle Routing Problem.•The…”
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    Journal Article
  6. 6

    A multiobjective GRASP–VND algorithm to solve the waste collection problem by López‐Sánchez, A.D., Hernández‐Díaz, A.G., Gortázar, F., Hinojosa, M.A.

    “…In this paper, the waste collection problem (WCP) of a city in the south of Spain is addressed as a multiobjective routing problem that considers three…”
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    Journal Article
  7. 7

    A discrete-time single-server queueing system with an N-policy, an early setup and a generalization of the Bernoulli feedback by Hernández-Díaz, A.G., Moreno, P.

    Published in Mathematical and computer modelling (01-03-2009)
    “…This paper studies a G e o / G / 1 / ∞ queueing system under an ( m , N ) -policy, i.e., the service station operates under an N -policy with an early setup…”
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    Journal Article
  8. 8

    Planning the transition to a hydrogen economy in Spain by Brey, J.J., Brey, R., Carazo, A.F., Contreras, I., Hernández-Díaz, A.G., Castro, A.

    Published in International journal of hydrogen energy (01-07-2007)
    “…The transition to a hydrogen economy requires appropriate regional planning to take advantage of the each region potential. This paper deals with a first phase…”
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    Journal Article Conference Proceeding
  9. 9

    Designing a gradual transition to a hydrogen economy in Spain by Brey, J.J., Brey, R., Carazo, A.F., Contreras, I., Hernández-Díaz, A.G., Gallardo, V.

    Published in Journal of power sources (22-09-2006)
    “…The lack of sustainability of the current Spanish energy system makes it necessary to study the adoption of alternative energy models. One of these is what is…”
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    Journal Article
  10. 10

    Evaluation of automobiles with alternative fuels utilizing multicriteria techniques by Brey, J.J., Contreras, I., Carazo, A.F., Brey, R., Hernández-Díaz, A.G., Castro, A.

    Published in Journal of power sources (10-06-2007)
    “…This work applies the non-parametric technique of Data Envelopment Analysis (DEA) to conduct a multicriteria comparison of some existing and under development…”
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    Journal Article Conference Proceeding
  11. 11

    Diferentes estrategias para el diagnóstico de la brucelosis ovina por brucella ovis en una majada endémica de Argentina by Fiorentino, M.A., Velilla, A., Manes, J., Díaz, A.G., Clausse, M., Paolicchi, F.A., Estein, S.M.

    Published in InVet : investigación veterinaria (01-12-2017)
    “…Brucella ovis es el agente etiológico de la epididimitis contagiosa del carnero. El diagnóstico se basa en el examen clínico, la serología y en el aislamiento…”
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    Journal Article
  12. 12

    Estudio de la interferencia serológica en el diagnóstico de la brucelosis bovina en el modelo murino by Díaz, A.G., Soto, P., Estein, S.M.

    Published in InVet : investigación veterinaria (01-06-2012)
    “…En Argentina, el control de la brucelosis bovina se apoya en la vacunación obligatoria de las terneras con la cepa 19 de Brucella abortus y en la eliminación…”
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    Journal Article
  13. 13

    WEIGHTED COMPOSITION OPERATORS ON SPACES OF FUNCTIONS WITH DERIVATIVE IN A HARDY SPACE by CONTRERAS, M.D., HERNÁNDEZ-DÍAZ, A.G.

    Published in Journal of operator theory (01-06-2004)
    “…Let φ and ψ be two analytic functions defined on 𝔻 such that φ(𝔻) ⊆ 𝔻. The operator given by f ↦ ψ(f ○ φ) is called a weighted composition operator. For…”
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    Journal Article
  14. 14

    Inhibition of α-amylase by flavonoids: Structure activity relationship (SAR) by Martinez-Gonzalez, A.I., Díaz-Sánchez, Á.G., de la Rosa, L.A., Bustos-Jaimes, I., Alvarez-Parrilla, E.

    “…Flavonoids are recognized to regulate animals' food digestion processes trough interaction with digestive enzymes. The binding capacity of hesperetin (HES),…”
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    Journal Article
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    Vertical position during the first stage of the course of labor, and neonatal outcome by Díaz, A G, Schwarcz, R, Fescina, R, Caldeyro-Barcia, R

    “…This study included 369 normal term labors. In 145 cases the women were sitting, standing or walking at will during the first stage, whereas 224 remained lying…”
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    Journal Article
  16. 16

    Cesarean section and maternal age in low-risk nulliparas by Delgado, L R, Nieto, F, Diaz, A G, Schwarcz, R

    “…The relationship between maternal age and cesarean section in low-risk nulliparas was analysed in 7454 perinatal clinical records selected from eleven…”
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    Journal Article
  17. 17

    Measurement of the dispersal of large seeds and fruits with a magnetic locator by Alverson, W.S. (University of Wisconsin, Madison, WI), Diaz, A.G

    Published in Biotropica (01-03-1989)
    “…We report a new method for measuring the dispersal of individual seeds and fruits by animals. Magnets weighing 2.2 and 0.25 g were inserted into palm fruits,…”
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    Journal Article
  18. 18

    Use of Radial Basis Functions and Rough Sets for Evolutionary Multi-Objective Optimization by Santana-Quintero, L.V., Serrano-Hernandez, V.A., Coello Coello, C.A., Hernandez-Diaz, A.G., Molina, J.

    “…This paper presents a new multi-objective evolutionary algorithm (MOEA) which adopts a radial basis function (RBF) approach in order to reduce the number of…”
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    Conference Proceeding