Repositorio Universidad Católica del Maule: Envíos recientes
Mostrando publicaciones 601-620 de 5138
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Review of extreme learning machines for the identification and classification of fingerprint databases
(2022)The fingerprint is one of the most popular and used biometric traits for the identification of people, due to its bio-invariant characteristic, precision, and easy acquisition. One of the stages in the identification of ...
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Extreme learning machine for mass spectrometry data analysis
(2022)In this work, we introduce the use of a weighted extreme learning machine (ELM) to give an automated predictive value to mass spectrometry data. In specific, the data obtained with Matrix-Assisted Laser DesorptioMonization-Time ...
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Web-based personal access control system using facial recognition with deep learning techniques
(2022)This paper presents a web application to control personnel access to a work area without contact; this makes it ideal to help combat the Covid-19 health emergency. For its implementation, deep learning and computer vision ...
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Fuerza de prensión manual. Un sencillo, pero fuerte predictor de salud en población adulta y personas mayores
(2022)Muscle strength can be measured through different methods and handgrip strength is one of the most used techniques in epidemiological studies. Given its easy application, high reliability, and low cost, it is considered ...
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UWB-OFDM System model for breast cancer detection
(2022)This research paper proposes a communication system that can be applied in diagnosis through medical imaging. The objective is to spot abnormalities in breasts with a high level of precision, allowing for diagnostics in ...
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Beneficios de los espacios verdes y actividad física en el bienestar y salud de las personas
(2022)Background: Physical environment can influence well-being, quality of life and health and population health in several ways. Exposure to green spaces improves the physical and mental health of individuals. Chile has ...
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Asociación del fitness cardiorrespiratorio con marcadores de adiposidad corporal: estudio de corte transversal de la Encuesta Nacional de Salud Chile 2016-2017
(2022)Background: Cardiorespiratory fitness (CRF) is inversely associated with metabolic diseases and adiposity markers. Aim: To assess the association of CRF with body mass index (BMI), waist circumference (WC) and obesity ...
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Manejo avanzado del infarto cerebral en un hospital público chileno: trombectomía mecánica en el Hospital Barros Luco Trudeau
(2022)Background: Mechanical thrombectomy is the accepted treatment for acute ischemic stroke in Large Vessel Occlusion. The Barros Luco Trudeau hospital developed endovenous thrombolysis in 2010, and since 2012, implemented ...
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Interrelationship among body mass index, body composition, and biochemical profiles of overweight adolescents in south of Brazil: A cross-sectional study
(2023)Introduction: Obesity in adolescence is associated with severe health complications. Objective: To analyze possible associations among body mass index (BMI), body composition, and biochemical profiles of overweight or ...
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Heterogeneidad en el impacto del COVID-19 sobre las ventas de microempresas en Chile a nivel municipal
(2023)La pandemia por Covid-19 generó consecuencias enormes en la economía mundial. Durante 2020, Chile fue un país enormemente afectado por el número de contagios con una evolución desfavorable de la pandemia a nivel nacional. ...
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Training of management board members in chilean universities affiliated to the admission system
(2023)This research seeks to describe the formal knowledge of directors of private universities in Chile, which are attached to the Admission System to Chilean universities. To do this, a documentary study was carried out, with ...
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Relación entre características antropométricas, autopercepción del índice de masa corporal, condición física y hábitos alimentarios en estudiantes universitarios de salud y educación
(2023)Introducción: La etapa universitaria es un período de modificación en los estilos de vida. Los estudiantes de carreras de pedagogía y de la salud, adicionalmente, asumirán un rol de guías y modelos respecto a conductas ...
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Estudio transversal sobre la calidad de vida y el riesgo psicosocial de trabajadores migrantes
(2023)Introducción Las cifras migratorias sitúan a Chile como uno de los países sudamericanos con mayor número de migrantes. El presente estudio estimó la relación entre características sociodemográficas, calidad de vida y riesgos ...
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Speaker counting based on a novel hive shaped nested microphone array by WPT and 2D adaptive SRP algorithms in near-field scenarios
(2023)Speech processing algorithms, especially sound source localization (SSL), speech enhancement, and speaker tracking are considered to be the main fields in this application. Most speech processing algorithms require knowing ...
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A hybrid algorithm of ML and XAI to prevent breast cancer: a strategy to support decision making
(2023)Worldwide, the coronavirus has intensified the management problems of health services, significantly harming patients. Some of the most affected processes have been cancer patients’ prevention, diagnosis, and treatment. ...
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Plastic behavior of a nanoporous high-entropy alloy under compression
(2023)Nanoporous High-entropy alloys (HEA) have attracted increasing attention in recent years due to their remarkable mechanical properties and their capability as storage devices. However, chemical complexity involves fluctuations ...
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Effects of the foam roller on athletes’ jumping ability: a systematic review
(2023)Introduction: It is proposed that the use of the foam roller (FR) in the sports field can be a good complement to optimize the acute improvement of range of motion and to cause an analgesic effect, however, its use in ...
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Characterization of the 1-(5-(4,5-Dimethyl-1,3,2-dioxoborolan-2-yl)thiophen-2-yl)ethanone using NMR 13C, 1H and 11B through the density functional
(2023)The use of computational methods that allow us to perform characterization on new compounds is not a novelty; nevertheless, the degree of complexity of the structures makes their study more challenging since new techniques ...
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Adiposidad corporal y niveles de actividad física en adolescentes
(2020)Los objetivos del estudio son comparar los niveles de adiposidad corporal expresado por medio de Índice de Masa Corporal IMC y circunferencia de la cintura CC con la referencia americana del Centro para el Control y la ...