Universidad Tecnológica de Bolivar UTB (Colombia): últimos ingresos
Mostrando ítems 381-400 de 11668
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ACTIVE TEACHING METHODS ASSOCIATED WITH LEARNING ANALYTICS
(Cartagena de Indias, 2022)En el proceso de enseñanza aprendizaje el componente, método, es fundamental para que los alumnos puedan apropiarse de los saberes y de ellos, los activos, propician una participación protagónica de los estudiantes. El ... -
What is photography and where is it going?
(Cartagena de IndiasCampus Tecnológico, 2021-07) -
A mixed-integer convex approximation for optimal load redistribution in bipolar DC networks with multiple constant power terminals
(Cartagena de Indias, 2022)This paper proposes a mixed-integer convex model for optimal load-balancing in bipolar DC networks while considering multiple constant power terminals. The proposed convex model combines the Branch and Cut method with ... -
A Method to Rationalize the Product Portfolio in Retail Stores
(Cartagena de Indias, 2020) -
Which cost of debt should be used in forecasting cash flows?
(Cartagena de Indias, 2009-04-20)Frequently, analysts and teachers use the capitalized rate of interest for the cost of debt when forecasting and discounting cash flows. Others estimate the interest payments when forecasting annual financial statements ... -
A method for evaluating the quality service of a user unit in a water service company in Colombia
(Cartagena de Indias, 2020)This research study proposes a method to evaluate the quality of service of a user service unit in a water service company in Colombia. Based on the theoretical foundation associated with the quality of service and the Six ... -
A mathematical model for the optimization of e-commerce logistics operations in the face of the spread of COVID-19
(Cartagena de Indias, 2021)In this work, it was carry out a new model of attention to product orders in e-commerce operations in a pandemic situation. The model was evaluated in situations that require capacity and flexibility for companies when the ... -
YarpTp Notebooks a Tool for Teaching Programming
(Cartagena de Indias, 2019-10-04)This article shows the design, structure, and part of the functioning of YarpTP Notebooks, as a pedagogical proposal that has been evolving from the experience in the teaching practice of the course Fundamentals of ... -
A machine learning approach for banks classification and forecast
(Cartagena de Indias, 2019-04)n this research, a classification model is developed for the banking sector using the machine earning technique GLMNET. In the first place, a clustering process was developed, where 3 clearly differentiated groups were ... -
A Framework for Water Security Data Gathering Strategies
(Cartagena de Indias, 2022-09)At the international level, the term “water security” (WS) has gained increasing attention in recent decades. At the operational level, WS is assessed using tools that define the concept using a variety of dimensions and ... -
Adaptación y validación del Mathematics and Technology Attitudes Scale (MTAS): Actitudes hacia la matemática mediada por la tecnología en estudiantes de Secundaria de la ciudad de Barranquilla
(11/07/2023)La psicología educativa y del desarrollo, se ha interesado en comprender como los procesos cognitivos, emocionales y sociales influyen en el aprendizaje y el desarrollo de los estudiantes en los diferentes ambientes ... -
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 ... -
A New Route of Valorization of Petrochemical Wastewater : Recovery of 1,3,5-Tris (4-tert-butyl-3-hydroxy-2,6-dimethyl benzyl)–1,3,5-triazine-2,4,6-(1H,3H,5H)-trione (Cyanox 1790) and Its Subsequent Application in a PP Matrix to Improve Its Thermal Stability
(Cartagena de IndiasCampus Tecnológico, 2023-02-21)The various chemicals in industrial wastewater can be beneficial for improving its circularity. If extraction methods are used to capture valuable components from the wastewater and then recirculate them throughout the ... -
Characterization of the Morphological and Chemical Profile of Different Families of Microplastics in Samples of Breathable Air
(Cartagena de IndiasCampus Tecnológico, 2023-01-20)Microplastic (MP) contamination has become a problem of great interest to the community at large. The detection of these particles in different ecosystems and foods has been the subject of study. However, the focus of these ... -
Cambios en el periodismo y su impacto en la autonomía profesional: evidencia del estudio The Worlds of Journalism en siete países de América LatinaA New Route of Valorization of Petrochemical Wastewater: Recovery of 1,3,5-Tris (4-tert-butyl-3-hydroxy-2,6-dimethyl benzyl)–1,3,5-triazine-2,4,6-(1H,3H,5H)-trione (Cyanox 1790) and Its Subsequent Application in a PP Matrix to Improve Its Thermal Stability
(Cartagena de IndiasCampus Tecnológico, 2023-02-21)The various chemicals in industrial wastewater can be beneficial for improving its circularity. If extraction methods are used to capture valuable components from the wastewater and then recirculate them throughout the ... -
The DESI Bright Galaxy Survey: Final Target Selection, Design, and Validation
(Cartagena de Indias, 2023-05-26)Over the next 5 yr, the Dark Energy Spectroscopic Instrument (DESI) will use 10 spectrographs with 5000 fibers on the 4 m Mayall Telescope at Kitt Peak National Observatory to conduct the first Stage IV dark energy galaxy ... -
Quantitatively relating cosmic rays intensities from solar activity parameters based on structural equation modeling
(Cartagena de Indias, 2023-03-06)Cosmic rays measured through neutron monitors on Earth’s surface have a strong correlation with the number of sunspots on the solar photosphere. Other indices that affect the dynamics of the heliosphere and distortions ... -
The DESI Survey Validation: Results from Visual Inspection of Bright Galaxies, Luminous Red Galaxies, and Emission-line Galaxies
(Cartagena de Indias, 2023-01-20)The Dark Energy Spectroscopic Instrument (DESI) Survey has obtained a set of spectroscopic measurements of galaxies to validate the final survey design and target selections. To assist in these tasks, we visually inspect ...