Repositorio Universidad Católica del Maule: Envíos recientes
Mostrando publicaciones 2781-2800 de 5766
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Decreased alertness reconfigures cognitive control networks
(2020)Humans' remarkable capacity to flexibly adapt their behavior based on rapid situational changes is termed cognitive control. Intuitively, cognitive control is thought to be affected by the state of alertness; for example, ...
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Solving problem types contextualized to the quadratic function and error analysis: A case study
(2020)The article aims to determine the academic performance and errors in the resolution of types of problems of application of the quadratic function, of high school students from the Los Lagos Region and Los Rios Region in ...
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Shear locking in one-dimensional finite element methods
(2020)The accuracy of the results obtained with Finite Element Methods depends on the basis functions employed to approximate the displacement fields. If the beam is very thin, there can be shear locking and the numerical ...
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Removal of the epi- and mesocarp from the semi-mature fruit of Peumus boldus and not the use of gibberellic acid promotes the highest seed germination
(2020)Because of climate change, wildfire events have increased in the semi-arid ecosystems of the world. In this context, it is necessary to count with efficient tools for the rehabilitation or restoration of those systems. ...
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The nuclear fuel cycle code ANICCA: Verification and a case study for the phase out of belgian nuclear power with minor actinide transmutation
(2020)The Nuclear Fuel Cycle Code “ANICCA” has been developed by SCK•CEN to answer particular questions about the Belgian nuclear fleet. However, the wide range of capabilities of the code make it also useful for international ...
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GPU tensor cores for fast arithmetic reductions
; ; Barrientos, Ricardo
; ; (2021)
This article proposes a parallel algorithm for computing the arithmetic reduction of $n$ numbers as a set of matrix-multiply accumulate (MMA) operations that are executed simultaneously by GPU tensor cores. The analysis, ...
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Pedestrian walkways for health in Shiraz, Iran, the contribution of attitudes, and perceived environmental attributes
(2020)Walking is important for improving physical activity and public health. The pedestrian walkways called Walkways for Health in Shiraz, Iran, present a high standard of aesthetic and design features which attract many people ...
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Archivo emocional y corpus fotobiográfico. La construcción de la memoria visual de una comunidad escolar
(2019)El presente artículo revisa una selección de documentos visuales de un archivo escolar de un establecimiento educativo de la ciudad de Talca (Chile) con la finalidad de analizar la construcción de un archivo emocional en ...
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An update of the geographical distribution of Pleurodema marmoratum (Duméril & Bibron, 1840) in the chilean Altiplano
(2020)This study summarizes new and historical records of one of the least known anuran species from the Chilean Altiplano, Pleurodema marmoratum (Duméril & Bibron, 1840). The discovery of a new population in the Altiplano of ...
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On the nature of the enzyme–substrate complex and the reaction mechanism in human Arginase I. A combined molecular dynamics and QM/MM study
(2020)We present here a complete detailed theoretical analysis of l-arginine hydrolysis catalyzed by human arginase I (HARGI). Our study combines classical molecular dynamics (MD) simulations of different models for the ...
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Diseño de cuadernillos de auto-instrucción sobre número y operaciones por futuros profesores de educación primaria: un estudio preliminar
(2020)Contexto: Estudio enmarcado en la línea de formación de profesores. Objetivo: Analizar los cuadernillos de auto instrucción que han diseñado e implementado futuros profesores de Educación Primaria para la enseñanza de un ...
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Assessing the influence of allometry on sexual and non-sexual traits: An example in Cicindelidia trifasciata (Coleoptera: Cicindelinae) using geometric morphometrics
(2020)Based on a quantitative mathematical revolution, the study of morphology has had an important emphasis by developing statistical shape analysis. This made possible the combination of multivariate statistical methods and ...
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Simultaneous sound source localization by proposed cuboids nested microphone array based on subband generalized eigenvalue decomposition
(2020)Multiple sound source localization is an important application in speech processing. In this paper, a cuboids nested microphone array (CuNMA) is proposed for sound acquisition. Also, the spatial aliasing is eliminated by ...
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A multi-channel speech enhancement method based on subband affine projection algorithm in combination with proposed circular nested microphone array
(2021)In this paper, a novel multi-channel speech enhancement system is introduced based on a proposed circular nested microphone array (C-NMA) in combination with subband affine projection algorithm (SB-APA). The multi-channel ...
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Development of a spatialized atmospheric emission inventory for the main industrial sources in Brazil
(2020)In this work, atmospheric pollutant emissions of NOx, SOx, CO, particulate matter (PM), total organic compounds (TOC), and CO2 from larger stationary sources of pollutants in Brazil were inventoried and spatialized over ...
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Evaluation of future climate change scenarios in urban heat island and its neighborhood using dynamical downscaling
(2020)According to IPCC reports, global climate change is likely to be accompanied by a greater frequency, intensity, and duration of heat waves in urban areas. This is related to predicted and ongoing variation of atmospheric ...
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Polypharmacy in a semirural community in Chile: Results from Maule Cohort
(2020)Purpose: Although polypharmacy in younger populations is a growing public health concern, most studies addressing polypharmacy focus on elderly populations. Thus, polypharmacy is not yet well understood in younger ...
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Characterization of an Alsodes pehuenche breeding site in the Andes of central Chile
(2020)Alsodes pehuenche, an endemic anuran that inhabits the Andes of Argentina and Chile, is considered “Critically Endangered” due to its restricted geographical distribution and multiple potential threats that affect it. This ...
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Universal mental health screening with a focus on suicidal behaviour using smartphones in a mexican rural community: protocol for the smartscreen population-based survey
(2020)Introduction: Mental disorders represent the second cause of years lived with disability worldwide. Suicide mortality has been targeted as a key public health concern by the WHO. Smartphone technology provides a huge ...