Artículos Científicos: Envíos recientes
Mostrando publicaciones 2561-2580 de 3929
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Mathematics teacher' perceptions and adaptations in developing online classes - ideas for teacher training
(2020)The wide availability of digital tools, as well as the current global pandemic has transformed the way in which teachers and students interact. This of course will have consequences on the learning of in physics and ...
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Association between motor performance, cognitive maturity and socio-demographic aspects in preschooler children
(2020)The identification of low motor proficiency in children of preschool age allows intervention programs to be proposed, to minimize the losses in school activities, social relationships and Physical Education classes. Thus, ...
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Efficacy of single versus multiple exposure by electromagneticmodalities on gram-negative and positive bacterial strains in an in-vitromodel
(2021)Objectives: The primary purpose of the recent experiment was to scrutinize the dissimilarity between single and multiple exposures by electrotherapeutic modalities to determine the development of Gram-positive and Gram ...
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Caracterización de las habilidades STEM en procesos de etnomodelado con alumnos/as trabajadores/as migrantes haitianos/as de la ciudad de Talca
(2020)El artículo presenta los resultados de un diagnóstico que se realizó en la cuidad de Talca a un grupo de migrantes haitianos/as trabajadores/as que ingresan al sistema escolar a validar estudios de enseñanza media. El ...
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Convolutional neural networks for off-line writer identification based on simple graphemes
Mora, Marco
; ; (2020)
The writer’s identification/verification problem has traditionally been solved by analyzing complex biometric sources (text pages, paragraphs, words, signatures, etc.). This implies the need for pre-processing techniques, ...
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Propuesta de valores de referencia para la Escala de Dificultades de Regulación Emocional (DERS-E) en población adulta chilena
(2020)Background: There are no reference values for the Difficulties in Emotion Regulation Scale (DERS-E) for the Chilean population. Aim: To elaborate reference values for the interpretation of the DERS-E for the Chilean ...
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Bases modeloteóricas para la ciencia escolar. La noción de “comparabilidad empírica”
(2020)En este trabajo se intenta explorar algunos de los aportes que la filosofía de la ciencia puede ofrecer a la didáctica de las ciencias empíricas. Inicialmente se brinda una breve caracterización de la llamada “ciencia ...
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Pro-resolving lipid mediator resolvin E1 mitigates the progress of diethylnitrosamine-induced liver fibrosis in sprague-dawley rats by attenuating fibrogenesis and restricting proliferation
(2020)Liver fibrosis is a complex process associated to most types of chronic liver disease, which is characterized by a disturbance of hepatic tissue architecture and the excessive accumulation of extracellular matrix. Resolvin ...
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Robust single target tracking using determinantal point process observations
(2020)The efficiency and robustness of modern visual tracking systems are largely dependent on the object detection system at hand. Bernoulli and Multi-Bernoulli filters have been proposed for visual tracking without explicit ...
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Walking toward metro stations. The contribution of distance, attitudes, and perceived built environment
(2020)Walking as an active means of travel is important as a sustainable mode of transport. Moreover, the level of walking in the surrounding areas of metro stations would contribute to maintaining the minimum rate of physical ...
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Psychological demands and health. An examination of the role of core self-evaluations in the stress-coping process
(2020)This study examined the direct and interactive effects of core self-evaluations (CSEs), psychological demands (i.e., quantitative and emotional demands) and coping strategies on mental and physical health in a sample of ...
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Pesticide application, educational treatment and infectious respiratory diseases. A mechanistic model with two impulsive controls
; Cordova-Lepe, Fernando; ; (2020)
In this paper, we develop and analyze an SIS-type epidemiological-mathematical model of the interaction between pesticide use and infectious respiratory disease transmission for investigating the impact of pesticide ...
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Exhaustive similarity search on a many-core architecture for finger-vein massive identification
Barrientos, Ricardo; ; ; (2020)
In massive biometric identification systems, response times mainly depends on the database searching algorithms. Thus, in large databases, an increment in the simultaneous queries traffic becomes a critical factor. This ...
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Writer verification based on simple graphemes and extreme learning machine approaches
Mora, Marco; ; ; ; Barrientos, Ricardo ; ; (2020)
Traditional literature presents complex biometric sources, descriptors, and classifiers to solve the writer's verification problem. The simple graphemes have been studied recently considering classifiers such as multilayer ...
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Traducción al español y validación de una medida breve de ansiedad por la COVID-19 en estudiantes de ciencias de la salud
(2020)Introducción y objetivos: La COVID-19 ha generado consecuencias negativas para la salud mental de las personas. Este es el caso del Perú, uno de los países latinoamericanos más afectados por la pandemia. En este sentido, ...
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La perspectiva de género en la formación inicial docente en la educación física chilena
Castillo Retamal, Franklin; ; (2021)
El presente trabajo tiene como propósito entregar una visión actual de la formación inicial docente de la educación física chilena desde la perspectiva de género, tomando como referencias la participación del estudiantado ...
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Experiential learning as Learner Centered Approach (LCA) in english language classroom
(2020)English language has been enjoying a privileged status in India and occupies a vital place not only in the lives of people but also in Education. English stretches out and expands in all walks of life, from consumer packing ...
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Morfometría geométrica y sus nuevas aplicaciones en ecología y biología evolutiva. Parte 2
(2020)La presente revisión entrega una visión actualizada del estudio de la morfometría geométrica y sus aplicaciones más actuales en ecología y biología evolutiva, metodología con una amplia variación en los últimos 5 años de ...
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Mapping past landscapes using landsat data. Upper Paraná River Basin in 1985
(2020)During the last decades, the science of remote sensing of the Earth's surface has produced an enormous amount of data. In parallel, with the increase in computational capacity, several classification methods have been ...
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Migración, una epistemología ausente. Aproximación teológico fundamental
Albornoz Olivares, Luis Mauricio (2020)
La movilidad humana es un fenómeno social que ha puesto en la sensibilidad pública nacional una serie de iquietudes, que han derivado en definciones normativas desde la política pública. Tras decisiones de orden administrativo, ...