Revista Publicaciones e Investigación: Envíos recientes
Mostrando ítems 521-540 de 799
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Estructuración de ataques informáticos por medio de playbooks
(Sello editorial UNAD, 2023-12-11)Este proyecto plantea la necesidad de establecer una base de datos de conocimiento que brinde orientación para responder a eventos o incidentes de ciberseguridad que puedan surgir dentro de la Universidad o involucrar a alguna de sus partes interesadas o comunidades objetivo. La iniciativa busca mejorar las capacidades de ciberseguridad de la Universidad y asegurar una respuesta rápida y efectiva ante posibles amenazas ... -
Diseño de una planta para la producción de bolsas oxo biodegradables, en la ciudad de Ocaña, Norte de Santander
(Sello editorial UNAD, 2023-12-11)This article presents the design of a plant for the production of oxo-biodegradable bags in the city of Ocaña, Norte de Santander, with the aim of reducing the environmental impact generated by plastic bags in the municipality. A market study is conducted to characterize plastic bag consumers and establish demand. In this particular case, customers are focused on the marketplace, retail supermarkets, and plastic bag ... -
El diseño de alimentos como proceso de innovación
(Sello editorial UNAD, 2023-12-11)Gastronomy is a practice inherent to human culture, it is the result of preparing dishes taking care of the presentation, seasoning and creation of new ways of mixing, generating food security, as well as the reception within society in the desire to experience new sensations. gustatory, olfactory, or kinesthetic. This allows us to know the cultural traits of the different communities. It is there where food design ... -
Red Neuronal semántica para la detección de carriles peatonales
(Sello editorial UNAD, 2023-12-11)This work is part of the PG2402ECBTI2022 project approved by the Universidad Nacional Abierta y a Distancia. Its objective is to develop a spatial perception system with artificial intelligence (AI) techniques to improve the orientation and mobility of visually impaired people in Ibagué. The proposed system consists of several modules, and this text focuses on the results of the image processing module oriented to the ... -
Diseño y evaluación de un recubrimiento comestible funcionalizado con compuestos activos, y pectina obtenida de la cáscara de cacao, para fines tecnológicos en la industria alimentaria
(Sello editorial UNAD, 2023-12-11)Despite the significant advances in food preservation, the industry faces high economic losses due to decomposition and a decrease in the product's final quality, affecting its texture, taste, smell, nutritional value, and shelf-life characteristics. Using edible films and coatings is a promising alternative to ensure food quality during processing, distribution, and storage. They consist of thin films of biodegradable ... -
Evaluación de medios de cultivos para el crecimiento de bacterias acido lácticas probióticas y su potencial uso en alimentación de aves de corral
(Sello editorial UNAD, 2023-12-11)En Colombia la industria avícola ha mostrado un crecimiento constante en los últimos años, sin embargo, conforme con este aumento el uso de antibióticos para mantener la salud animal también ha ido en incremento ocasionando la aparición de cepas resistentes tales como Escherichia coli, Salmonella y Campylobacter generando un problema de salud pública. Múltiples estudios han demostrado que el uso de bacterias ácido ... -
Implementación de Biodigestores para el aprovechamiento de residuos en pequeñas unidades productivas agropecuarias
(Sello editorial UNAD, 2023-12-14)In isolated areas that are difficult to access for energy interconnection, it is necessary the production of alternative energies highlighting biomethane which is generated from the anaerobic digestion of organic matter. The objective of this document is to present some results of an intervention experience in 6 agricultural production units located in villages near the city of Fusagasugá, in which biodigesters were ... -
Evaluación de la reducción de pérdidas de tomate (solanum lycopersicum) a partir de la adaptación de un sistema de envase en el proceso logístico de transporte
(Sello editorial UNAD, 2023-12-14)In order to evaluate the reduction of tomato (Solanum lycopersicum) losses from the adaptation of the traditional container for its transport, a diagnosis was made in which all the characteristics and variables to be taken into account in the harvest and post-harvest processes of the fruit were observed, in order to identify factors that could affect the losses of this foodstuff. Taking into account the previous phase, ... -
Modelo basado en machine learning para predecir la aprobación de un curso de ingeniería
(Sello editorial UNAD, 2023-12-11)In the context of virtual and distance education, the course "Introduction to Telecommunications Engineering" at the National Open and Distance University (UNAD) has faced the challenge of student attrition at first enrolment. To address this problem, a research study was carried out to develop a Data Mining model based on the CRISP-DM methodology. The study used a dataset with 808 student records collected in different ... -
Desarrollo de arquitectura SoPC para robot móvil basado en FPGA
(Sello editorial UNAD, 2023-12-11)In the context of the rapid progress in the field of mobile robotics, the need for efficient systems with high embedded processing power has emerged as a fundamental challenge. This paper addresses this issue by using FPGAs, devices underutilized in the literature for the development of architectures with H/S (hardware/software) co-design in mobile robots. The suitability of FPGAs for this purpose is highlighted, as ... -
Membranas electrohiladas con NPS de magnetita para potencial uso de adsorción de metales pesados
(Sello editorial UNAD, 2023-12-11)Water contamination by heavy metal ions is a current problem that affects human health and occurs mainly due to anthropogenic activities. One of the main mechanisms for water decontamination is the use of magnetic adsorbent materials, because it is a method of easy implementation, low cost and easy recovery, with the use of an external magnetic field. In this study, an electrospun polymeric membrane of PVDF-PS with ... -
Pre-selección de criterios para la toma de decisiones en la implementación de ajustes razonables enfocados a discapacidades físicas
(Sello editorial UNAD, 2023-12-11)This research corresponds to the project's first phase "Health and Safety at Work in the Context of Disability", which aims to design a decision support tool for implementing reasonable accommodation. The tool seeks to improve the independence, well-being, performance, and quality of life of employees with physical disabilities while reducing reprocessing and undue burden on the company by addressing the differences ... -
Prácticas de optimización de la cadena de suministro: mapeo de literatura
(Sello editorial UNAD, 2024-04-19)The evolution of logistics operations has been viewed from different perspectives, starting with its initially heuristic approach and transforming into a set of advanced regulations and practices. The main objective of the research is to analyze the most influential publications, authors, institutions, and nations in the field of logistics operations, explore current research trends, and analyze the knowledge evolution ... -
La ética profesional en la contaduría publica: fundamentos y aplicaciones
(Sello editorial UNAD, 2024-04-19)Professional ethics in public accounting represents a fundamental pillar in the practice of this discipline. This article examines the key fundamentals and applications of ethics in this field, highlighting its importance for the responsible and trustworthy practice of accounting. Ethics in accounting are not only based on universal principles of integrity, honesty, and transparency, but also on specific regulations ... -
Gestión del conocimiento: estrategias para la adquisición, gestión y transferencia de conocimientos en las organizaciones
(Sello editorial UNAD, 2024-04-19)Knowledge management is a field of study and practice that has become increasingly relevant in the modern business environment. In a world characterized by rapid technological evolution and increasing global competition, organizations recognize the importance of effectively acquiring, managing, and transferring knowledge to stay competitive. This scientific article focuses on strategies related to knowledge management ... -
Toma de decisiones en cadenas de suministro globales resilientes: Una aproximación teórica
(Sello editorial UNAD, 2023-12-14)The strong competition of global supply chains in international markets requires a quick response from the decision maker that allows the resumption of interrupted operations in the presence of disruptive events. The purpose of this paper is to establish the origin of the decisions that characterize the resilient supply chains together with the tools proposed through academic and investigative efforts that allow ... -
Capacidades dinámicas interactivas e innovación abierta: hacia la conformación de un marco teórico conceptual
(Sello editorial UNAD, 2024-04-19)Las capacidades dinámicas interactivas y la innovación abierta facultan a las organizaciones poseer elementos cognitivos y habilidades para afrontar los entornos cambiantes. El objetivo de este artículo reside en proponer un marco teórico conceptual dirigido a identificar los conceptos vinculantes entre las capacidades dinámicas interactivas y la innovación abierta. La justificación versa en que frecuentemente, se ... -
Evaluación del desempeño docente: herramientas efectivas para la mejora continua en la enseñanza
(Sello editorial UNAD, 2024-04-19)Teacher performance evaluation is a vital component of ensuring educational quality. This scientific article discusses the effective tools used in the evaluation of teacher performance, focusing on their contribution to the continuous improvement of teaching. Through a comprehensive analysis of methods such as class observation, direct feedback, student and peer surveys, as well as the review of pedagogical materials, ... -
Desarrollo del emprendedurismo ante el Efecto del COVID 19, en el caso de la Villa Tamulté de las Sabanas, Tabasco.
(Sello editorial UNAD, 2024-04-19)The present research study analyzes the motivation to undertake in difficult times, being able to undertake is an important factor to contribute in a society with few resources. This work proposes to identify the entrepreneurs that motivate them and promote the success of each entrepreneur. The methodology used for data collection was field research through the application of interviews, 4 cases were studied, which ... -
Marketing de Contenido e Investigación de Mercados en las PYMES
(Sello editorial UNAD, 2024-04-26)The main objective of this article is to expose the importance of content marketing and market research in the context of small and medium-sized enterprises (SMEs). One of the biggest challenges that SMEs currently face is to stand out, but budgets are limited and the cost of carrying out campaigns that actually increase sales seems impossible at the moment, since the root of this environment is in the allocation of ...
