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Now showing items 11-20 of 29
Modelo de selección de portafolio óptimo de acciones mediante el análisis de Black-Litterman
Dentro de las diversas teorías financieras que se enfocan en la asignación óptima de recursos en un portafolio de inversión, la propuesta de Black-Litterman es la única que incorpora las expectativas futuras que tienen los ...
De las ciencias a la vida o sobre la productividad en la Ciénaga de Ayapel y su praccis
The praccis teaching’s strategy looks for, to translate dialogically, something strange, something from the world of science, into an approaching or perhaps something of his self, in the world of life. The scientist facts ...
La sostenibilidad en el diseño de cadenas de suministro de biocombustibles
The challenge of using renewable energy sources means that the production of biofuels and the design of their supply chains, should be pursue environmental and social benefits beyond the purely economic benefit. In this ...
Modelo de inventarios para control económico de pedidos en empresa comercializadora de alimentos
In this study a proposal to improve the inventory system for a distributor of food in the city of Santa Marta is made, in order to achieve a reduction in inventory costs and increased economic benefit of the organization, ...
Análisis y simulación de un rectificador trifásico controlado Active Front End (AFE)
This paper presents a result of research financed with own resources; It presents a state-space model of a three-phase controlled Active Front End rectifier. Using this model, we design a control law oriented voltage (VOC), ...
Equilibrio, termodinámica y modelos cinéticos en la adsorción de Rojo 40 sobre tuza de maíz
Adsorption is a widely used method for treatment of dissolved pollutants. Diverse agro-industrial wastes have been explored as potential adsorbents, showing high efficiency in the removal of dyes. To scale this process ...
Balance horizontal de líneas de ensamble para modelos mixtos
Traditionally assembly lines have been used to produce high volumes of a single model. To take advantage of these lines in flexible manufacturing environments, we can implement mixed model lines which allow manufacturing ...
Análisis de la percepción de seguridad en puentes peatonales: una aproximación mediante modelación híbrida
This article of scientific and technological research studies safety perception on pedestrian bridges, through an approach based on two main areas: the microeconomic and psychological. This paper estimates simultaneously ...
Un enfoque multinivel para la recuperación de procesos de negocio
Nowadays business process reuse is critical in companies that need to build flexible and service-based business solutions in order to react quickly and cost-effective to dynamic market-conditions. For this reason, many ...
Tostación asistida con microondas para el procesamiento mejorado de muestras de minería de oro colombiana
This research article, supported by Universidad Industrial de Santander (Vicerrectoría de Investigación y Extensión), shows the results achieved after using the electromagnetic cavity of a microwave oven and a temperature ...