Productos de investigación: Envíos recientes
Mostrando ítems 41-60 de 1460
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Time Series Water Body Analysis Through Planet Satellite Imagery: A Coastal Urban Case Study
(Cartagena de IndiasIngenieríaMaestría en Ingeniería, 2024-06-10)Many water bodies play a crucial role as receiver of several urban basins within the water system of a city, these urban basins often face challenges of pollution and reduction in water flow, such as, the case of the Juan ... -
Improving skin color accuracy in DLP-based 3D reconstruction
(Cartagena de IndiasIngeniería, 2024-06-07)Color accuracy is crucial in several domains such as biomedical imaging, cosmetics, and multimedia. Digital Light Processing (DLP) with LEDs has increasingly become a popular lighting source in 3D scanning systems. Although ... -
Toward a target-free calibration of a multimodal structured light and thermal imaging system
(Cartagena de IndiasIngenieríaCampus Tecnológico, 2024-06-07)Current calibration methods for multimodal systems consisting of structured light and thermography use calibration targets with physical characteristics. However, defects in the manufacturing of these targets are common. ... -
Perchlorate in antarctica, origin, effects, treatments, environmental fate, and astrobiological perspectives: a review
(Cartagena de IndiasCiencias BásicasCampus Tecnológico, 2022-08-19)Perchlorate (ClO4−), which is a powerful endocrine disruptor affecting iodine fixation in the thyroid gland in humans and in biota, is a pollutant of natural and anthropogenic origin. For this reason, this pollutant must ... -
Familias diversas conformadas por sujetos expulsados de sus familias biológicas: una propuesta hermenéutica de protección constitucional
(Cartagena de IndiasDerechoCasa Lemaitre, 2024-08)Como consecuencia de las relaciones familiares de subordinación basadas en la dependencia, algunas personas son expulsadas de sus familias biológicas por ser sexualmente diversas, auto reconocidas con géneros divergentes ... -
Machine learning models for predicting geomagnetic storms across five solar cycles using Dst index and heliospheric variables
(Cartagena de IndiasCiencias BásicasCampus Tecnológico, 2024-08-14)This study aims to improve the understanding of geomagnetic storms by utilizing machine learning models and analyzing several heliophysical variables, such as the interplanetary magnetic field, proton density, solar wind ... -
Calibration method based on virtual phase-to-coordinate mapping with linear correction function for structured light system
(Cartagena de IndiasIngeniería, 2024-08-16)Structured light systems are crucial in fields requiring precise measurements, such as industrial manufacturing, due to their capability for real-time reconstructions. Existing calibration models, primarily based on stereo ... -
Looking back to move forward: shedding light on the dark side of entrepreneurship.
(Cartagena de IndiasEscuela de NegociosCampus TecnológicoAdministración de Empresas, 2024-07-28)Purpose – While entrepreneurship has long been heralded for its positive contributions, there is a growing recognition of its “dark side,” characterized by unproductive, unethical and destructive actions. This exploratory ... -
Metric Mean Dimension and Mean Hausdorff Dimension Varying the Metric
(Cartagena de IndiasCiencias BásicasCampus Tecnológico, 2024-07-07)Let f : M → M be a continuous map on a compact metric space M equipped with a fixed metric d, and let τ be the topology on M induced by d. We denote by M(τ) the set consisting of all metrics on M that are equivalent to d. ... -
Analyzing and Validating Energy Performance through Computational Simulation of a Helical Vertical Axis Wind Turbine
(Cartagena de IndiasIngenieríaCampus TecnológicoIngeniería Mecánica, 2024-07-30)The planning and analysis of a computational study of a wind turbine are conducted starting from the geometric and physical conditions of a system provided by the manufacturer, up to its simulation using fluid dynamics ... -
Multiple Traces of Families of Epoxy Derivatives as New Inhibitors of the Industrial Polymerization Reaction of Propylene
(Cartagena de IndiasCampus Tecnológico, 2024-07-21)In this study, the impact of ethylene oxide, propylene oxide, 1,2-butene oxide, and 1,2- pentene oxide on the polymerization of propylene at an industrial level was investigated, focusing on their influence on the catalytic ... -
Recovery of an Antioxidant Derived from a Phenolic Diphosphite from Wastewater during the Production of a Polypropylene Compound: A Step towards Sustainable Management
(Cartagena de IndiasCampus Tecnológico, 2024-06-11)Organic phosphoester (OPE) antioxidants are currently required due to their contribution to enhancing the quality of polymers, including polypropylene (PP). In this research, an integral methodology is presented for the ... -
Composite Coatings with Liposomes of Melissa officinalis Extract for Extending Tomato Shelf Life
(Cartagena de IndiasCampus Tecnológico, 2024-07-22)In this study, active coatings based on carboxymethylcellulose (CMC) were prepared using liposomes filled with an aqueous extract of Melissa officinalis retained in high acyl gellan gum (HAG), low acyl gellan gum (LAG), ... -
Sustainable Catalysts from Industrial FeO Waste for Pyrolysis and Oxidation of Hospital Polypropylene in Cartagena
(Cartagena de IndiasCampus Tecnológico, 2024-07-11)During the COVID-19 pandemic, polypropylene waste generated in hospitals increased significantly. However, conventional strategies for the final disposal of environmental waste, such as incineration, proved inefficient ... -
Assessing Fuchs Corneal Endothelial Dystrophy Using Artificial Intelligence-Derived Morphometric Parameters From Specular Microscopy Images
(Cartagena de Indias, 2024-09-09)Purpose: The aim of this study was to evaluate the efficacy of artificial intelligence–derived morphometric parameters in characterizing Fuchs corneal endothelial dystrophy (FECD) from specular microscopy images. Methods: ... -
Calidez en la relación médico-paciente: análisis del efecto de la empatía como variable mediadora en la intención de adherencia al tratamiento del paciente
(Cartagena de IndiasComunicación Social, 2023-11-14)La relación médico-paciente ha sido identificada a lo largo del tiempo como una de las claves del éxito del tratamiento médico y ha sido estudiada en contextos europeos, norteamericanos y latinoamericanos con condiciones ... -
Assessing and monitoring air quality in cities and urban areas with a portable, modular and low-cost sensor station: calibration challenges
(Cartagena de Indias, 2024-06-09)Air pollution affects not only the air in cities but also extends to all indoor environments (homes, offices, schools, public places, transportation, etc.), where we spend between 80% and 90% of our time. Both indoor and ... -
El proceso penal mediado por inteligencia artificial
(Cartagena de Indias, 2024-07-29)En el contexto penal, la congestión judicial se justifica, entre otras causas, en que las etapas procesales son lideradas, de forma casi exclusiva, por la actividad humana, generando un desgaste importante de la estructura ... -
Predicting sunspot number from topological features in spectral images I: Machine learning approach
(Cartagena de Indias, 2024-07-19)This study presents an advanced machine learning approach to predict the number of sunspots using a comprehensive dataset derived from solar images provided by the Solar and Heliospheric Observatory (SOHO). The dataset ... -
Cómo informaron los medios colombianos sobre la covid-19: una mirada desde las audiencias
(Cartagena de IndiasCampus TecnológicoComunicación Social, 2024-07-23)La declaración del estado de pandemia de covid-19 en Colombia en marzo de 2020 disparó la producción y consumo de noticias relacionadas con el tema. Este estudio, mediante una encuesta en línea, analizó las percepciones ...
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.
