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Remote but Influential : Peer Effects and Reflection in Online Higher Education Classrooms
(Center for Education Policy Analysis, 2014)
eer effects influence productivity in many settings. We examine the case of online learning where all peer effects occur virtually and asynchronously. Using data from one of the largest online universities in the United ...
Upper Limb Motion Tracking and Classification: A Smartphone Approach
(2021-11-05)
Due to the evolution of motion capture devices, natural user interfaces have been applied in several areas, such as neuromotor rehabilitation supported by virtual environments. This paper presents a smartphone application ...
Desenvolvimento de um sistema de recepção de imagens de satélite meteorológico e correção automática das imagens tipo LRPT
(Universidade Federal de Santa MariaBrasilCiência da ComputaçãoUFSMPrograma de Pós-Graduação em Ciência da ComputaçãoCentro de Tecnologia, 2018-03-23)
This study presents the design of a ground station capable of tracking, demodulating and decoding image signals from the Meteor-M N2 Russian weather satellite in the Low-rate Picture Transmission (LRPT) format. The proposed ...
Simulation of dark lanes in post-flare supra-arcades - II. A contribution to the remote sensing of the coronal magnetic field
(Wiley Blackwell Publishing, Inc, 2010-06)
We integrate the MHD ideal equations to simulate dark void sunwardly moving structures in post-flare supra-arcades. In Costa et al. we could numerically reproduce the observations described in Verwichte et al. We showed ...
Utilização de equações diferenciais parciais no tratamento de imagens orbitais
(Universidade Estadual Paulista (Unesp), 2002)
Este trabalho apresenta um modelo matemático alternativo aos filtros passa-baixas convencionais no Processamento Digital de Imagens. O modelo de Equação Diferencial Parcial (EDP) foi aplicado em imagens orbitais para ...
Influência da temperatura da superfície do mar na ocorrência e características físicas dos sistemas convectivos no norte do Nordeste do Brasil
(Universidade Federal do Rio Grande do NorteBrasilUFRNMeteorologia, 2017)
This study investigated the variability of the number of occurrence and physical features of Convective Systems (CS) during the autumn season (from March to May) over the Northern Northeast Brazil (NNEB). Five different ...
Evaluación del rendimiento del sistema de posicionamiento global (GPS) e INS/GPS sobre una trayectoria establecida.
(Escuela Superior Politécnica de Chimborazo, 2020-07-16)
The analysis of the accuracy of the Global Positioning System (GPS) versus hybrid positioning system GPS and Inertial of Navigation. System (INS) allows determining which them offers greater accuracy in following an ...