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A semi-Lagrangian relaxation heuristic algorithm for the simple plant location problem with order
ArticleAbstract: The Simple Plant Location Problem with Order (SPLPO) is a variant of the Simple Plant Location ProblPalabras claves:Lagrangian relaxation, Preferences, semi-Lagrangian relaxation, Simple plant location problemAutores:García S., Xavier CabezasFuentes:googlescopusA two-stage location problem with order solved using a lagrangian algorithm and stochastic programming for a potential use in covid-19 vaccination based on sensor-related data
ArticleAbstract: Healthcare service centers must be sited in strategic locations that meet the immediate needs of patPalabras claves:heuristic algorithm, Lagrangian and semi-Lagrangian relaxations, Mathematical pro-gramming, SARS-COV2, Sensing and data extraction, Simple plant and uncapacitated facility location problems, XPRESS softwareAutores:Carlos Martin-Barreiro, Erwin J. Delgado, García S., Leiva V., Xavier CabezasFuentes:googlescopusCálculo actuarial con cadenas de markov, una aplicación
ArticleAbstract: Comenzando con un análisis de la economía del seguro y la teoría del riesgo, luego de la definiciónPalabras claves:Autores:Fernando Sandoya Sanchez, Xavier CabezasFuentes:rraaeAn Equity-Based Optimization Model to Solve the Location Problem for Healthcare Centers Applied to Hospital Beds and COVID-19 Vaccination
ArticleAbstract: Governments must consider different issues when deciding on the location of healthcare centers. In aPalabras claves:facility location problem, Gini index, linear programming, multi-objective optimization, SARS-COV-2, Simulations, Spatial accessibility, two-step floating catchment area methodAutores:Carlos Martin-Barreiro, Erwin J. Delgado, Leiva V., Rojas F., Xavier CabezasFuentes:googlescopusWeibull Regression and Machine Learning Survival Models: Methodology, Comparison, and Application to Biomedical Data Related to Cardiac Surgery
ArticleAbstract: In this article, we propose a comparative study between two models that can be used by researchers fPalabras claves:binary trees, Harrell index, model diagnostics, non-normal regression, random forest, statistical software, survival statistical analysis, variable importance, Weibull modelAutores:Carlos Martin-Barreiro, Cavalcante T., Leiva V., Ospina R., Xavier CabezasFuentes:googlescopusThe r-hypergeometric distribution: Characterization, mathematical methods, simulations, and applications in sciences and engineering
ArticleAbstract: In this article, we introduce a novel univariate discrete distribution called the r-hypergeometric mPalabras claves:applied sciences, binomial, f-binomial and hypergeometric distributions, no-order sampling, python and R computer languages, random numbers, sampling with replacementAutores:Carlos Martin-Barreiro, Díaz-Rodríguez M., Leiva V., Mahdi E., Xavier CabezasFuentes:googlescopus