An Implementation of Self-Organizing Maps for Airfoil Design Exploration via Multi-Objective Optimization Technique

Autor: SungKi Jung, Won Choi, Luiz S. Martins-Filho, Fernando Madeira

Publikováno v: Journal of Aerospace Technology and Management, Vol 8, Iss 2, Pp 193-202 (2016)

Design candidates obtained from optimization techniques may have meaningful information, which provides not only the best solution, but also a relationship between object functions and design variables. In particular, trade-off studies for optimum ai

Externí odkaz: https://doaj.org/article/ce3820d43fd24b128a624bc73a5901ad

Analogia eletrônica no ensino de física

Autor: Ronilson Rocha, Luiz S. Martins-Filho, Romuel F. Machado

Publikováno v: Revista Brasileira de Ensino de Física, Vol 27, Iss 2, Pp 211-218 (2005)

Este artigo introduz um procedimento para o projeto de circuitos eletrônicos analógicos simples que emulam o comportamento dinâmico de sistemas físicos e matemáticos. Tais circuitos podem ser utilizados como uma aproximação experimental para d

Externí odkaz: https://doaj.org/article/61ec9e271f7f41c596fbb4470e581e5e

Development of an Autonomous Redundant Attitude Determination System for Cubesats

Autor: Samuel R.C. Vale, Luiz S. Martins-Filho, Ricardo O. Duarte, Fernando Esquírio Torres

Publikováno v: Journal of Aerospace Technology and Management v.12 2020
Journal of Aerospace Technology and Management
Departamento de Ciência e Tecnologia Aeroespacial (DCTA)
instacron:DCTA
Journal of Aerospace Technology and Management, Volume: 12, Article number: e3020, Published: 29 JUL 2020
Journal of Aerospace Technology and Management, Vol 12, Iss 1, Pp e3020-e3020 (2020)

This work deals with the problem of the design of an autonomous redundant system for the attitude determination of nanosatellites. The system consists of a circuit board equipped with three microcontrollers, a magnetic field sensor in three axes, and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3cdc58d4a58ac9bcd36ae81c5e28f5d8
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S2175-91462020000100329

Aplicação de redes neurais artificiais na estimação de parâmetros em projetos de gemas lapidadas

Autor: Luiz S. Martins-Filho, Ronilson Rocha, Adriano A. Mol

Publikováno v: Anais do 7. Congresso Brasileiro de Redes Neurais.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::56b2b1bd5891d01b755dadf9d8283d32
https://doi.org/10.21528/cbrn2005-001

Experimental Magnetometer Calibration for Nanosatellites’ Navigation System

Autor: Jader de Amorim, Luiz S. Martins-Filho

Publikováno v: Journal of Aerospace Technology and Management v.8 n.1 2016
Journal of Aerospace Technology and Management
Departamento de Ciência e Tecnologia Aeroespacial (DCTA)
instacron:DCTA
Journal of Aerospace Technology and Management, Volume: 8, Issue: 1, Pages: 103-112, Published: MAR 2016

This article deals with the problem of Earth’s magnetic field sensors calibration in the context of low-cost nanosatellites’ navigation systems. The attitude of space vehicles can be determined from the state estimation using information from thr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::84f8b90e98f3ea2f2796d185e68e6792
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S2175-91462016000100103