Search Results - "Silva, Vinicius S."
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Enhancing high-fidelity nonlinear solver with reduced order model
Published in Scientific reports (23-11-2022)“…We propose the use of reduced order modeling (ROM) to reduce the computational cost and improve the convergence rate of nonlinear solvers of full order models…”
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2
Modeling Schottky Diode Rectifiers Considering the Reverse Conduction for RF Wireless Power Transfer
Published in IEEE transactions on circuits and systems. II, Express briefs (01-03-2022)“…The aim of this work is to model Schottky diodes series rectifier for application in Radio Frequency Energy Harvesting (RFEH). A time-domain approach is…”
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Data Assimilation Predictive GAN (DA-PredGAN) Applied to a Spatio-Temporal Compartmental Model in Epidemiology
Published in Journal of scientific computing (01-01-2023)“…We propose a novel use of generative adversarial networks (GANs) (i) to make predictions in time (PredGAN) and (ii) to assimilate measurements (DA-PredGAN). In…”
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Synergistically Rebalancing the EDP of Container-Based Parallel Applications
Published in IEEE transactions on parallel and distributed systems (01-03-2024)“…The use of containers has become standard in cloud environments. However, many parallel applications in containers will not present gains proportional to the…”
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Employment of Magnetic Poly(Styrene-co-Triethylene Gycol Dimethacrylate) as an Immobilization Matrix for Lipase G: Application of Hexyl Oleate Synthesis and Kinetic Study
Published in Catalysis letters (01-12-2024)“…This study aimed to synthesize the emollient ester hexyl oleate by enzymatic catalysis using lipase G from Penicillium camemberti immobilized on the magnetic…”
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Tuning the magnetic response of cryo-milled BiFeO3 nanoparticles by controlling crystallite sizes and internal strain
Published in Powder technology (01-04-2019)“…High-energy ball cryo-milling is applied to synthesized single-phase BiFeO3 nanoparticles with tunable and enhanced magnetic properties. With cryo-milling time…”
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Smart resource allocation of concurrent execution of parallel applications
Published in Concurrency and computation (01-08-2023)“…Thread‐level parallelism (TLP) has been widely exploited to optimize computational resource usage in high‐performance systems. However, as many applications do…”
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A 2.4 GHz Coplanar Solar Cell Patch Antenna with a Semi-Analytical Evaluation of Temperature Effects
Published in Journal of Microwaves, Optoelectronics and Electromagnetic Applications (01-03-2022)“…Abstract Solar cells integrated with antennas have aroused scientific interest as an attractive energy source alternative in low power devices for IoT and…”
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Digital twins based on bidirectional LSTM and GAN for modelling the COVID-19 pandemic
Published in Neurocomputing (Amsterdam) (22-01-2022)“…•The application of reduced-order models to an epidemiological SEIRS model.•We introduce two digital twins of a SEIRS model applied to an idealised town.•The…”
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Correction to: Data Assimilation Predictive GAN (DA-PredGAN) Applied to a Spatio-Temporal Compartmental Model in Epidemiology
Published in Journal of scientific computing (01-05-2023)Get full text
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Burnout among Brazilian Dentists during the COVID-19 Pandemic: A Cross-sectional Study
Published in Clinical practice and epidemiology in mental health (2023)“…This article identifies the factors associated with burnout among dentists in the state of Bahia, Brazil, during the COVID-19 pandemic. A cross-sectional…”
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Burnout syndrome in healthcare workers during the COVID-19 pandemic: a systematic review
Published in Revista brasileira de medicina do trabalho (2022)“…There is evidence that harm to the mental health of healthcare workers has occurred during the pandemic caused by COVID-19. The burnout syndrome is a form of…”
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13
Double Patch Antenna Array for Communication and Out-of-band RF Energy Harvesting
Published in Journal of Microwaves, Optoelectronics and Electromagnetic Applications (01-09-2020)“…Abstract This paper presents a patch antenna array topology for Simultaneous Wireless Information and Power Transfer (SWIPT) applications. The resulting Double…”
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14
IEEE 802.11b/g Practical Assessment Using a Low-Cost Quasi-Yagi Rectenna for Indoor RF Energy Harvesting
Published in Journal of Microwaves, Optoelectronics and Electromagnetic Applications (01-03-2021)“…Abstract This article presents an experimental analysis of the use of signals transmitted by Wireless Local Area Networks (WLAN) based on the IEEE 802.11b/g…”
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15
Data Assimilation Predictive GAN (DA-PredGAN): applied to determine the spread of COVID-19
Published 18-06-2021“…Journal of Scientific Computing, 94(1), p.25. 2023 We propose the novel use of a generative adversarial network (GAN) (i) to make predictions in time (PredGAN)…”
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16
A survey on low power RF rectifiers efficiency for low cost energy harvesting applications
Published in International journal of electronics and communications (01-12-2019)“…In this paper the analysis, simulation and prototyping of radio frequency rectifier topologies for ambient energy harvesting applications are evaluated,…”
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Generative model-based framework for parameter estimation and uncertainty quantification applied to a compartmental model in epidemiology
Published in Journal of computational science (01-12-2024)“…We propose a new method in which a generative network (GN) set within a reduced-order model (ROM) framework is used to solve inverse problems for partial…”
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18
Assessment of Reaction Parameters in the Polymeric Carbon Nitride Thermal Synthesis and the Influence in Photocatalytic Hydrogen Production
Published in Journal of the Brazilian Chemical Society (01-05-2020)“…In this work, the reaction parameters for polymeric carbon nitride synthesis by thermal polycondensation were assessed, such as type of precursor, heating rate…”
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Rapid modelling of reactive transport in porous media using machine learning: limitations and solutions
Published 23-05-2024“…Reactive transport in porous media plays a pivotal role in subsurface reservoir processes, influencing fluid properties and geochemical characteristics…”
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Generative Network-Based Reduced-Order Model for Prediction, Data Assimilation and Uncertainty Quantification
Published 28-05-2021“…We propose a new method in which a generative network (GN) integrate into a reduced-order model (ROM) framework is used to solve inverse problems for partial…”
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