Repositorio Académico de la Universidad de Chile: Recent submissions
Now showing items 30381-30400 of 98852
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(Universidad de Chile, 2019)El presente documento es realizado en la empresa Colbún S.A. (generadora y distribuidora de energía eléctrica), bajo la Gerencia de TI. El caso de estudio nace a partir de una serie de eventos del mercado eléctrico tanto ...
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(Elsevier, 2020)Artificial micromotors evolve to improve multitasking performance in different research areas, and different power sources are combined to give rise to hybrid micromotors. Such combinations can alter physical features and ...
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(Universidad de Chile, 2020)En el presente trabajo se desarrollará una crítica a la utilización del sistema penal como herramienta del control migratorio. Este fenómeno fue identificado y denominado el 2006 por la jurista Juliet Stumpf como ...
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(Elsevier, 2020)Usually in block and panel caving mines, when the caving connects to the surface, monitoring of vertical stresses over production drifts is minimal due to the low probability of seismic events. However, when the stresses ...
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(Elsevier, 2020)We study the relationship between harsh parenting strategies, including psychological and physical aggressions that do not constitute abuse, on early childhood cognitive and socio-emotional development. We estimate a ...
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(BMC, 2020)Background Extracellular vesicles (EVs) have shown great potential for targeted therapy, as they have a natural ability to pass through biological barriers and, depending on their origin, can preferentially accumulate at ...
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(Universidad de Alicante, 2020)Cuando en 1888 se abolió la esclavitud y en 1889 la República sustituyó al Imperio, parte de la intelectualidad del litoral meridional del Brasil creyó imaginar que estos cambios sólo eran el comienzo de un proceso de ...
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(Elsevier, 2020)Chile is one of several countries that recently implemented a fiscal policy to reduce soft drink (SD) intake and obesity. In 2014 the government increased the existing ad-valorem tax on high-sugar SD by 5% and decreased ...
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(Elsevier, 2020)The North Atlantic Current (NAC) as part of the Atlantic Meridional Overturning Circulation (AMOC) is the major supplier of heat into the northern North Atlantic. Pliocene changes of AMOC strength were speculated to either ...
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(Taylor & Francis, 2020)In this paper, we present an automatic method, without human supervision, for the detection and classification of blue whale vocalizations from passive acoustic monitoring (PAM) data using Hidden Markov Model technology ...
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(Frontiers Media, 2020)Amphetamine and its derivatives exhibit a wide range of pharmacological activities, including psychostimulant, hallucinogenic, entactogenic, anorectic, or antidepressant effects. The mechanisms of action underlying these ...
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(Universidad de Chile, 2019)La introducción de herramientas de Machine Learning para resolver problemas de Big Data, han creado diversas oportunidades, en particular en la industrial del retail. Esta tesis está dividida en dos ensayos donde se usan ...
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(IOS Press, 2020)Alzheimer's disease (AD) and frontotemporal dementia (FTD) are the most common neurodegenerative early-onset dementias. Despite the fact that both conditions have a very distinctive clinical pattern, they present with an ...
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(Universidad de Chile, 2019)La justicia administrativa o la jurisdicción contenciosa administrativa, como suele denominarse clásicamente, es un tema que presenta características muy peculiares en el Derecho Administrativo Chileno. Ello producto de ...
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(Universidad de Chile, 2019)El presente estudio se centra en la elaboración de un modelo de madurez para las iniciativas de datos abiertos de las instituciones del Gobierno de Chile. Este modelo identifica “Dimensiones”, “Variables” y “Niveles de ...
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The economics of automated public transport: Effects on operator cost, travel time, fare and subsidy (Elsevier, 2020)It is currently unknown in which city environments, automated vehicles could be deployed at reasonable speeds, given safety concerns. We analytically and numerically assess the impact of automation for optimal vehicle size, ...
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(BMJ, 2020)Background The costoclavicular approach targets the brachial plexus in the proximal infraclavicular fossa, where the lateral, medial, and posterior cords are tightly bundled together. This randomized trial compared single- ...
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(Elsevier, 2020)To successfully infect, Trypanosome cruzi evades and modulates the host immune response. T. cruzi calreticulin (TcCalr) is a multifunctional, endoplasmic reticulum (ER)-resident chaperone that, translocated to the external ...
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(Elsevier, 2020)Previous real-time crash prediction models have scarcely used data disaggregated by vehicle type such as light, heavy and motorcycles. Thus, little effort has been made to quantify the impact of flow composition variables ...
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(Elsevier, 2020)Single-use plastic bags (SUPBs) were introduced to society as a way to facilitate our daily lives, but due to their low post-use value they are found as litter in many different environments, from urban to rural and remote, ...
