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Mostrando publicaciones 2273-2292 de 5004
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Fast finger vein recognition based on sparse matching algorithm under a multicore platform for real-time individuals identification
; Barrientos, Ricardo
; ; ; Mora, Marco ; ; (2019)
Nowadays, individual identification is a problem in many private companies, but also in governmental and public order entities. Currently, there are multiple biometric methods, each with different advantages. Finger vein ...
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Fast kNN query processing over a multi-node GPU environment
Barrientos, Ricardo; ; ; ; (2022)
The kNN (k nearest-neighbors) search is currently applied in a wide range of applications, such as data mining, multimedia, information retrieval, machine learning, pattern recognition, among others. Most of the solutions ...
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Fast tuning of extreme learning machine neural networks based with simple optimization algorithms
; Mora, Marco; ; ; (2022)
Extreme Learning Machine (ELM) is a neural network training paradigm that is characterized by simplicity, speed and high level of accuracy. The tuning of the network parameters is normally carried out with non-linear ...
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Fat-free mass and bone mineral density of young soccer players: Proposal of equations based on anthropometric variables
(2019)Background: The assessment of body composition may assist in optimizing competitive efficiency and monitoring the success of training regimes for young soccer players. The purpose of this study was to determine the predictors ...
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Fatigue and conformist traits in the performance of young swimmers
(2021)Objetivo: Determinar la relación entre la fatiga de los nadadores adolescentes en competencias de alto nivel, durante dos períodos continuos de máximo rendimiento, y el grado en que los nadadores se ajustan a las normas ...
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Fear of COVID-19 scale: validity, reliability and factorial invariance in Argentina’s general population
(2022)This study evaluated the psychometric properties of the Scale of Fear of COVID-19 (FCV-19S) in a sample of 1,291 Argentines. The two-related factor structure of the FCV-19S had satisfactory goodness-of-fit indices using ...
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Fear of COVID-19 scale: validity, reliability and factorial invariance in Argentina’s general population
(2022)This study evaluated the psychometric properties of the Scale of Fear of COVID-19 (FCV-19S) in a sample of 1,291 Argentines. The two-related factor structure of the FCV-19S had satisfactory goodness-of-fit indices using ...
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Feasibility of a virtual reality-based psychoeducational tool (VRight) for depressive patients
(2020)E-health is opening new prospects in the management of mental disorders. Virtual reality (VR)-based interventions, which provide a safe nonjudging environment, may improve symptoms awareness in patients with depressive ...
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Feasibility of using paper pulp residues into fired clay bricks
(2020)In accordance with global estimations, approx. 15 million tons of residues are yearly generated from paper and pulp industry, which are traditionally used as biofuels or just disposed in landfills. However, residues ...
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Feedback information transfer in the human brain reflects bistable perception in the absence of report
(2023)In the search for the neural basis of conscious experience, perception and the cognitive processes associated with reporting perception are typically confounded as neural activity is recorded while participants explicitly ...
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Females of the four-eyed frog, pleurodema thaul (anura, leptodactylidae), respond behaviourally to conspecific male scent
(2021)Among amphibians, conspecific chemical communication has been widely studied in Caudata. Adult anurans, by contrast, have received less attention. Recently, it was shown that chemical scents are also relevant for adult ...
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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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Las ferias costumbristas y la reinvención de la comunidad en el Wallmapu
(2021)El estrés socioambiental experimentado en la década de 2000 llevó a las comunidades rurales mapuche a proteger sus territorios. Frente a la expansión de los mercados agrícolas, forestales y turísticos, las ferias y ...
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Field performance of various Pinus radiata breeding families established on a drought-prone site in central Chile
(2017)Background: Pinus radiata D.Don is in its third generation of selective breeding on contrasting site types in central Chile, creating interest in its responses to selection and any differential adaptation to site types. ...
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La fiesta pública como dispositivo de animación y resignificación del espacio público vecinal: Cuatro casos en la ciudad de Talca
(2016)En el marco del debate académico en torno a la privatización de los espacios públicos de la ciudad, y de la pérdida de relevancia del barrio en la identidad de los habitantes, el interés de este artículo es reflexionar en ...
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La figura del héroe en la lectura complementaria El principito para el desarrollo del pensamiento crítico talleres de lectura en 7° año básico
(Universidad Católica del Maule, Facultad de Ciencias de la Educación, Escuela de Pedagogía en Educación General Básica con mención en Lenguaje y Comunicación, 2015)La presente investigación pretende describir e interpretar la percepción de un grupo de estudiantes de 7mo año básico sobre su experiencia vivida en la aplicación de cuatro talleres de lectura, en los cuales se analizará ...
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Filarial nematodes in domestic dogs and mosquitoes (Diptera: Culicidae) from semi-rural areas in Central Chile
Cancino-Faure, Beatriz; ; ; ; ; ; ; ; ; ; ; ; ; (2023)
Climate change, competent vectors, and reservoir animals are the main factors for developing vector-borne zoonotic diseases. These diseases encompass a significant and widespread category of pathogens (e.g., viruses, ...
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Filling gaps in the diversity and biogeography of Chilean millipedes (Myriapoda: Diplopoda)
(2022)Research on the diversity and biogeography of Chilean millipedes represents a significant gap in knowledge. To reduce this gap we conducted a study: (1) to investigate the current state of knowledge of millipede diversity, ...
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Filling gaps in the knowledge of the Colombian Darwin wasps (Hymenoptera: Ichneumonidae): new records, description of unknown males, and taxonomical notes
(2023)Darwin wasps (Hymenoptera: Ichneumonidae) are parasitoids and a natural enemy of a wide range of holometabolous insects and spiders and are considered one of the largest families in the animal kingdom. Unfortunately, there ...
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Film dressings based on hydrogels: Simultaneous and sustained-release of bioactive compounds with wound healing properties
(2019)This research proposes the rational modeling, synthesis and evaluation of film dressing hydrogels based on polyvinyl alcohol crosslinked with 20 different kinds of dicarboxylic acids. These formulations would allow the ...