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Mostrando ítems 824-843 de 1374
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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 ... -
Millimeter-wave bandpass filter on LCP using CSRR-loaded triangular-shape quarter-mode substrate integrated waveguide
(John Wiley and Sons Inc., 2015)A millimeter-wave two-pole bandpass filter (BPF) with an asymmetrical frequency response is realized on a flexible liquid crystal polymer substrate for wearable/conformal wireless applications. The design uses the ... -
Minimization of the distribution operating costs with D-STATCOMS: A mixed-integer conic model
(Cartagena de Indias, 2022-07-22)This paper addresses the problem of determining the optimal location and operation of distribution static synchronous compensators (D-STATCOMs) in power distribution networks. Metaheuristic algorithms have been conventionally ... -
Mitigating fluctuations of wind power generation using superconducting magnetic energy storage: A passivity-based approach
(Cartagena de Indias, 2019)Abstract This paper presents the control of the active and reactive power of a superconducting magnetic energy storage (SMES) system for compensating fluctuations of a power system with high penetration of wind energy ... -
Mitochondrial DNA analysis suggests a chibchan migration into Colombia
(Pontificia Universidad Javeriana, 2015)The characterization of mitochondrial DNA (mtDNA) allows the establishment of genetic structures and phylogenetic relationships in human populations, tracing lineages far back in time. We analysed samples of mtDNA from ... -
Mixed-integer programming model for transmission network expansion planning with Battery Energy Storage Systems (BESS)
(Cartagena de Indias, 2020-08-25)This article assesses the costs and benefits of incorporating battery energy storage systems (BESS) in transmission network expansion planning (TEP) over multiple time periods. We propose a mixed-integer programming model ... -
Model of optimization of mining complex for the planning of flow of quarry production of limestone in multiple products and with elements for the analysis of the capacity
(Springer Verlag, 2017)Activities in mining complexes contain multiple decisions that affect the operations of the system for the extraction, transformation, transport and storage of various subsoil components. The purpose of this research is ... -
Modeling a Structured Light System with Open-Source Software
(Cartagena de Indias, 2022)We propose modeling a structured light system with open-source computer graphics software to perform experimental verifications independently of the physical system. Encouraging experimental results show the capabilities ... -
Modeling and control of a small hydro-power plant for a DC microgrid
(Elsevier Ltd, 2020)This paper presents the modeling and control of a small hydro-power plant (SHP) for a DC microgrid based on passivity theory. The SHP is made up of a turbine, a permanent magnet synchronous generator (PMSG), a voltage ... -
Modeling of Asphalt Pavement Considering the Application of Empirical and Mechanistic Design Methodologies
(Cartagena de Indias, 2020)Road infrastructure projects are essential for the economic growth and development of a country, because they provide great advantages in the mobility of people, as well as goods or consumer products, thus making it possible ... -
Modeling of dynamic mass coupled system with Runge-Kutta fourth order
(Institute of Physics Publishing, 2019)This paper shows the mathematical modeling process of a mechanical system of masses coupled by two springs and a shock absorber. The process of capture of movement of the mass system coupled with springs was done with ... -
Modelling of asphalt pavement structures for different design conditions on roads in Northern Colombia
(Cartagena de Indias, 2020)The purpose of this manuscript is to present a collection of data showing the different variables involved in the design of asphalt pavements, obtained from 84 road sectors located in urban and rural roads in the department ...
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.