Browsing by Author "Franco, Carlos"
Now showing items 1-20 of 27
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A column generation approach for solving a green bi-objective inventory routing problem
Franco, Carlos; López-Santana E.R.; Méndez-Giraldo G.The aim of this paper is present a multi-objective algorithm embedded with column generation to solve a green bi-objective inventory routing problem. In contrast with the classic Inventory Routing Problem where the main ...Documento de conferencia. 2016
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A distance measure between fuzzy variables
Figueroa-García J.C.; López-Santana E.R.; Franco, CarlosThis paper shows some distance measures based on memberships and centroids for comparing fuzzy variables which are commonly used in fuzzy logic systems and rule-based models. An application example is provided, and some ...Documento de conferencia. 2017
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A fuzzy inference system to scheduling tasks in queueing systems
López-Santana E.R.; Franco, Carlos; Figueroa-Garcia J.C.This paper studies the problem of scheduling customers or tasks in a queuing system. Generally the customers or a set of tasks in queuing system are attended according with different rules as round robin, equiprobable, ...Documento de conferencia. 2017
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A fuzzy linear fractional programming approach to design of distribution networks
López-Santana E.; Franco, Carlos; Figueroa-García J.C.This paper studies the distribution network design problem considering the uncertain information in the demand, capacities, costs and prices in a multi-product environment and multiple periods. We consider a fractional ...Documento de conferencia. 2018
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A hybrid rule-based and fuzzy logic model to diagnostic financial area for MSMEs
Giraldo G.M.; López-Santana E.; Franco, CarlosThe importance of the micro, small and medium enterprises (MSMEs) in the regional and global economy causes the academic community to worry about its development and growth that is why several institutions publics and ...Documento de conferencia. 2018
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A Hybrid Scatter Search Algorithm to Solve the Capacitated Arc Routing Problem with Refill Points
López Santana, Eduyn Ramiro; Méndez Giraldo, Germán Andrés; Franco, CarlosEste artículo presenta un algoritmo de búsqueda de dispersión híbrida para resolver el problema de enrutamiento de arco capacitado con puntos de recarga (CARP-RP). Los arcos de servicio del vehículo deben rellenarse en el ...Parte de libro. 2016
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A Hybrid System Dynamics and Fuzzy Logic Approach to Social Problem of Corruption in Colombia
Méndez-Giraldo, Germán Andres; López-Santana, Eduyn Ramiro; Franco, CarlosThis paper presents a system dynamics approach to the corruption problem in Colombia. The main causes were identified in service systems and their relation to drug trafficking. Each of these problems were modeled following ...Libro. 2017
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A Mathematical Model Under Uncertainty for Optimizing Medicine Logistics in Hospitals
Franco, Carlos; López-Santana E.R.; Figueroa-García J.C.Managing resources in hospitals is one of the most challenging duties in healthcare. The complexity of supply chain management in hospitals is high due to different factors such as life cycle of medicines, demand uncertainty, ...Documento de conferencia. 2018
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A note about the (x, y) coordinates of the centroid of a fuzzy set
Figueroa-García J.C.; López-Santana E.R.; Franco, CarlosThis paper presents some considerations about the centroid of a fuzzy set, where the y-coordinate (or vertical centroid) is defined and discussed. An interesting fact about the y-centroid is analyzed using some results for ...Documento de conferencia. 2018
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A simulation model to evaluate pharmaceutical supply chain costs in hospitals: the case of a Colombian hospital
Franco, CarlosBackground: Healthcare costs is one of the most studied issue in our days because of increasing demand and the aging of population. Final costs of medicines is one of the most important issue in patient treatment and ...Diario. 2018
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A structured review of quantitative models of the pharmaceutical supply chain
Franco, Carlos; Alfonso-Lizarazo, EdgarThe aim of this review is to identify and provide a structured overview of quantitative models in the pharmaceutical supply chain, a subject not exhaustively studied in the previous reviews on healthcare logistics related ...Revisión. 2017
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A three-step deep neural network methodology for exchange rate forecasting
Figueroa-García J.C.; LóPez-Santana E.; Franco, CarlosWe present a methodology for volatile time series forecasting using deep learning. We use a three-step methodology in order to remove trend and nonlinearities from data before applying two parallel deep neural networks to ...Documento de conferencia. 2017
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A two-phase method to periodic vehicle routing problem with variable service frequency
López-Santana E.; Franco, Carlos; Giraldo G.M.This paper presents a method to solve the periodic vehicle routing problem with service frequency. The problem consists in finding a set of paths for a crew of vehicles to deliver products or services to a set of customers ...Documento de conferencia. 2018
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A Variable Neighborhood Search Approach for the Capacitated m-Ring-Star Problem
Franco, Carlos; López-Santana, Eduyn; Mendez-Giraldo, GermánIn this paper, we proposed an algorithm based on variable neighborhood search (VNS) for the capacitated m-Ring-Star problem. This problem has several real applications in communications networks, rapid transit system ...Parte de libro. 2016
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Adapting the Archetype Accidental Adversaries in Humanitarian Operations
Guzmán-Cortés D.C.; Franco, CarlosThe present work is focused on the involuntary obstruction problem between stakeholders in humanitarian operations, specifically in search and rescue operations. The archetype of accidental adversaries is used to represent ...Documento de conferencia. 2019
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Algoritmo basado en generación de columnas para resolver problemas combinados de ruteo e inventarios
Franco, Carlos ; Figueroa-García, Juan CarlosEste trabajo presenta un algoritmo basado en generación de columnas para la solución de problemas combinados de ruteo e inventarios. Este problema trata de coordinar los niveles de inventario del cliente mediante envíos a ...Artículo. 2016
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Collaborative strategies for humanitarian logistics with System Dynamics and Project Management
Franco, Carlos ; Guzmán Cortés,Diana Carolina; González Rodríguez,Leonardo JoséEste artículo presenta un enfoque de simulación del problema de programar clientes en una red de colas utilizando un sistema de inferencia difusa. Por lo general, en los sistemas de colas existen reglas como round robin, ...Parte de libro. 2018
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Colombia will attain a precise knowledge of the costs of diabetes
Pinzón, Olga Lucía; Latorre-Santos, Catalina; Franco, Carlos; Ortega Guerrero, MarisolLa planeación financiera y la proyección de costos efectiva permiten un mejor manejo de recursos en los hospitales y un servicio óptimo para los pacientes con enfermedades crónicas como la diabetes. El investigador de la ...Artículo. 2020
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Dynamic inventory routing problem : Policies considering network disruptions
Morales, Francisco; Franco, Carlos; Mendez-Giraldo, GermanIn this paper, we introduce an inventory routing problem with network disruptions. In this problem, not only decisions on inventory levels and vehicle routing are made simultaneously, but also, we consider disruptions over ...Artículo. 2018
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Fuzzy Approach to Optimal Placement of Health Centers
Figueroa-García J.C.; Franco, Carlos; Kreinovich V.In countries with socialized medicine, it is important to decide how to distribute limited medical resources – in particular, where to place health centers. In this paper, we formulate and solve the corresponding constraint ...Documento de conferencia. 2019