Repositorio Universidad Católica del Maule: Envíos recientes
Mostrando publicaciones 421-440 de 5138
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Extreme learning machines for detecting the water quality for human consumption
(2023)Determining the potability of water for consumption is crucial for human health. To assess the water quality, levels of minerals and ions are measured, such as pH, hardness, sodium, chloramines, sulfate, conductivity, ...
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Detection of obfuscated malware by engineering memory functions applying ELM
(2023)Memory analysis is critical to detecting malicious processes, as it can capture various characteristics and behaviors. However, although it is a field in full research, there are still some major obstacles in malware ...
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Extreme learning machines as equalizers on optical OFDM systems
(2023)Optical Fiber Radio (RoF) systems based on OFDM meet the needs of high transmission and reception speeds, as well as offering greater reliability in the system. These systems are exposed to various disturbances, such as ...
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Evaluation of extreme learning machines for detecting heart diseases
(2023)Currently, cardiovascular diseases are the leading cause of human death according to the World Health Organization. Their prediction allows doctors to indicate preventive measures to their patients and perform procedures ...
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Serum concentrations of adiponectin and ultrasensitive C-REACTIVE PROTEIN in obese adolescents
(2023)Introduction: adiponectin is a cytokine secreted into the adipocytes, which produces an anti-inflammatory effect in metabolism. Objective: to determine the serum concentrations of adiponectin and ultrasensitive C-reactive ...
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Adiponectin: ceramidase activity and stress control of the endoplasmic reticle in obesity
(2023)La adiponectina es una citocina sintetizada por los adipocitos, que actúa a través de los receptores AdipoRs (AdipoR1, AdipoR2) y T-cadherina, recientemente se ha identificado APPL1, una proteína endosomal que ...
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Percepción de los estudiantes de educación superior en Chile sobre la responsabilidad social corporativa en el consumo de servicios turísticos en tiempos de COVID-19
(2023)El turismo es un sector económico altamente afectado por la pandemia COVID-19, lo que ha generado desafíos y oportunidades en la implementación de estrategias de responsabilidad social corporativa (RSC). En el presente ...
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Associations and predictive performance of 11 anthropometric measures with incident type 2 diabetes: a prospective cohort study from the UK Biobank
(2023)Objective The study aim was to investigate associations of 11 anthropometric measures with incident type 2 diabetes and compare their predictive performance. Methods This prospective cohort study included 161,127 White ...
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Análisis ontosemiótico de tareas que involucran gráficos estadísticos en libros de texto mexicanos de educación primaria
(2022)La investigación tiene como objetivo analizar el significado pretendido de tareas que involucran gráficos estadísticos en libros de texto de matemáticas de la Educación Primaria en México. Para ello, se utilizan elementos ...
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Feminism and Islam
(2022)Feminismo e Islam parecen ser termino opuestos en primera instancia, sin embargo, y desde los años 90 en adelante han surgidos diversos movimiento que evidencian que ambos conceptos no resultan del todo antagónicos. Y que ...
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Resilience, self-efficacy and motivation as positive psychological characteristics of student and professional dancers
(2023)This research analyzes psychological variables resilience, self-efficacy and motivation of 112 students from the Escola de Dança do Teatro Guaíra took part in this study, 15 professional dancers from Balé Teatro Guaíra and ...
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Aprendizaje-servicio y responsabilidad social universitaria: percepción de estudiantes universitarios de Perú
(2023)Esta investigación tiene como objetivo explorar la percepción de los estudiantes universitarios sobre los proyectos de aprendizaje-servicio en Perú. El aprendizaje-servicio permite cerrar la brecha universidad-sociedad ...
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The role of motivation and life satisfaction on Chilean university students’ physical activity and sedentary behavior
(2023)Motivation is a fundamental element for the practice of physical activity and the feeling of satisfaction with life. However, little is known about the role of such psychological variables in the lifestyle of Chilean ...
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Effects of a multi-professional intervention on body composition, physical fitness and biochemical markers in overweight COVID-19 survivors: a clinical trial
(2023)Introduction: The sequelae post-COVID can affect different systems. In this sense, considering the multi-factorial etiology of COVID-19, multi-professional interventions could be a relevant strategy for recovery health ...
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A computational approach to identifiability analysis for a model of the propagation and control of COVID-19 in Chile
(2023)A computational approach is adapted to analyze the parameteridentifiability of a compartmental model. The model is intended todescribe the progression of the COVID-19 pandemic in Chile duringthe initial phase in early 2020 ...
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Measuring the length of the juvenile phase and corm growth in the chilean endemic geophyte Conanthera bifolia Ruiz et Pavon
(2023)The geophyte Conanthera bifolia is endemic to Chile and belongs to the family Tecophilaeaceae. When in flower, the plant produces an inflorescence with blue florets. Conanthera plants arise from underground structures ...
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Propuesta de valores de referencia para el cuestionario de evaluación del apego adulto: experiences in Close Relationships (ECR-12), en población adulta chilena
(2023)El cuestionario de Experiencias en Relaciones Cercanas (ECR) es un instrumento de auto-reporte ampliamente utilizado para evaluar el apego en la adultez, a partir de dos dimensiones: la ansiedad y la evitación asociadas ...
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Identificando las trayectorias de cambio terapéutico en psicoterapia breve en pacientes chilenos
(2023)Antecedentes: identificar subgrupos de pacientes que demuestren diferentes trayectorias de cambio terapéutico durante psicoterapia en contextos realistas es relevante para el desarrollo de procesos terapéuticos personalizados ...
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Spatial characterization of climatic variables for Arica-Parinacota and Tarapacá, Chile using topoclimatic analysis
(2023)In the present study, models were developed to determine the monthly and annual spatio-temporal variation of temperature, precipitation, and solar radiation based on topoclimatic analysis of Arica-Parinacota and Tarapacá ...