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Mostrando ítems 813-832 de 1373
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Mathematical and physical techniques of modeling and simulation of pattern recognition in the stock market
(Cartagena de Indias, 2021-06-10)The following article presents the analysis through mathematical and physical techniques of large databases, which are very common today, due to the large number of variables (especially in the information and physics ... -
Mathematical model for assigning an optimal frequency of buses in an integrated transport system
(Springer Verlag, 2018)This paper proposes a mathematical model to estimate the frequency setting of the buses for a specific route on any given hour in public transportation systems. This model can be used for three different purposes: determine ... -
Mathematical modeling of a system composed of parabolic trough solar collectors integrated with a hydraulic energy storage system
(Cartagena de Indias, 2020)In this work we propose to model a 7.5 kWe power generation system, implementing a Parabolic Trough Collector system, coupled to an Organic Rankine Cycle (PTC/ORC) and a bladder-type hydraulic accumulator system. The purpose ... -
Mayorships with efficacious, efficient and effective public managementpreviously planned during the political campaign [Alcaldías con gestión pública eficaz, eficiente y efectiva planeada desde la campaña política]
(2010)In Colombian towns, public management is led by the mayor, appointed by popular election. During the political campaign, candidates implement different strategies to show the citizens they deserve to be elected. Political ... -
Mean Dimension and Metric Mean Dimension for Non-autonomous Dynamical Systems
(Cartagena de Indias, 2020-10-07)In this paper we extend the definitions of mean dimension and metric mean dimension for non-autonomous dynamical systems. We show some properties of this extension and furthermore some applications to the mean dimension ... -
Measuring material thickness changes through tri-aperture digital speckle pattern interferometry
(Cartagena de Indias, 2023)A configuration for the measurement of thickness changes in materials through one-shot digital speckle pattern interferometry (DSPI) was developed. The phase maps calculation was made by adding carrier fringes by the ... -
Measuring material thickness variations through tri-aperture DSPI
(Cartagena de IndiasCampus Tecnológico, 2023-06-15)A configuration for the measurement of thickness changes in materials through one-shot digital speckle pattern interferometry (DSPI) was developed. The phase maps calculation was made by adding carrier fringes by the ... -
Mechatronic design of an automated storage system located inside a confined space
(Institute of Electrical and Electronics Engineers Inc., 2014)It is here presented the mechatronic design of an system with automatic storing and picking of small products. The design concept presents the system as a four degrees-of-freedom robot capable of storing objects at different ... -
Medición del nivel de orientación emprendedora en empresas de Cartagena /
(2020)La orientación emprendedora (OE) de las empresas es objeto de investigación actual en los campos de la gestión y los negocios. No obstante, son prácticamente nulos las investigaciones respecto a este constructo en nuestro ... -
Medios noticiosos y audiencias : una exploración al consumo y a la credibilidad y confianza en estos durante la cuarentena por covid-19 en Colombia
(Cartagena de Indias, 2021-08-15)Durante la cuarentena decretada por la pandemia de covid-19 en Colombia, se realizó una investigación exploratoria acerca de hábitos de consumo de medios noticiosos donde se abordó también la percepción de credibilidad ... -
Memorias generizadas en Colombia: una aproximación desde el análisis de espacios comunitarios de reconstrucción de memoria liderados por mujeres
(Cartagena de IndiasCampus TecnológicoDerecho, 2022-11-07)Este trabajo aborda —desde el paradigma socio-jurídico con enfoque feminista— los vínculos entre la reconstrucción de la memoria colectiva y el género en Colombia. Mediante grupos focales con mujeres líderes de procesos ... -
Method for estimating solar energy potential based on photogrammetry from unmanned aerial vehicles
(Cartagena de Indias, 2020-12-14)This study presents a method to estimate the solar energy potential based on 3D data taken from unmanned aerial devices. The solar energy potential on the roof of a building was estimated before the placement of solar ... -
Method for large-scale structured-light system calibration
(Cartagena de Indias, 2021-05-24)We propose a multi-stage calibration method for increasing the overall accuracy of a large-scale structured light system by leveraging the conventional stereo calibration approach using a pinhole model. We first calibrate ... -
Methodology of classification, forecast and prediction of healthcare providers accredited in high quality in Colombia
(Cartagena de Indias, 2021-05-11)This research presents a methodology for classification, forecasting and prediction of healthcare providers accredited in Colombia. For this purpose, a quantitative, descriptive and predictive analysis was carried out of ... -
Methodology of data envelopment analysis (DEA) - GLMNEt for assessment and forecasting of financial efficiency in a free trade zone - Colombia
(Centro de Informacion Tecnologica, 2019)This research work proposes a methodology for evaluation and forecasting for companies located in the Industrial Port Zone of the city of Barranquilla, Colombia. Based on an empirical and rational analysis, supported by ... -
Methodology of Machine Learning for the classification and Prediction of users in Virtual Education Environments
(Centro de Informacion Tecnologica, 2019)A methodology to classify and predict users in virtual education environments, studying the interaction of students with the platform and their performance in exams is proposed. For this, the machine learning tools, main ... -
Método de control estadístico multivariante para valorar las dimensiones de calidad en una empresa de lavado de tanques industriales
(Cartagena de Indias, 2020)Esta investigación propone un método para valorar las dimensiones de calidad del servicio en una empresa de lavado de tanques industriales, articulando una carta de control y un nuevo indicador de calidad multivariante. ... -
Método de evaluación de la calidad del servicio de una unidad de atención al usuario en una empresa de servicio de agua en Colombia
(Cartagena de Indias, 2020-08)En esta investigación se propuso un método de evaluación de la calidad del servicio de una unidad de atención al usuario en una empresa de servicio de agua en Colombia. Apoyados en la fundamentación teórica asociada a la ... -
Microscopic shape from focus using white light interferometric fringes
(OSA - The Optical Society, 2018)In this work we study the use of a focus measure to improve the 3D reconstruction of low reflectivity microscopic samples using white light interference microscopy. Simulation and experimental results show the improved ... -
Microwave characteristics of sol-gel based Ag-doped (Ba 0.6Sr0.4)TiO3 thin films
(Elsevier, 2014)Dielectric Ba0.6Sr0.4TiO3 (BST) thin films with a different concentration of Ag-dopant of 0.5, 1, 1.5, 2, 3, and 5 mol % have been prepared using an alkoxide-based sol-gel method on a Pt(111)/TiO 2/SiO2/Si substrate and ...
Universidad Tecnológica de Bolívar - 2017 Institución de Educación Superior sujeta a inspección y vigilancia por el Ministerio de Educación Nacional. Resolución No 961 del 26 de octubre de 1970 a través de la cual la Gobernación de Bolívar otorga la Personería Jurídica a la Universidad Tecnológica de Bolívar.