Results 11 to 20 of about 8,538 (212)

Adaptive us-mrac for disturbance cancellation [PDF]

open access: yesElectronics Letters, 1995
A variable structure, model reference adaptive control (VS-MRAC) devoted to cancel interferences without the requirement of an auxiliary input is proposed.
Bertran Albertí, Eduardo   +1 more
core   +5 more sources

Enhanced Control Strategies for Lower Limb Rehabilitation Robots: A Comparative Study of MRAC, PID-ZN, and MRAC-PSO Controllers

open access: yesApplied Bionics and Biomechanics
Wearable robots for rehabilitation have dramatically advanced the medical field regarding helping patients suffering from lower limb impairments to regain mobility and ameliorate their range of motion (ROM).
Mustapha Amine Sadi   +5 more
doaj   +2 more sources

Design and Implementation of MRAC & MRAC-PID Feedback for Turntable

open access: yesGazi University Journal of Science, 2023
The paper explains a control method for turntable by feedback a PID controller with the traditional model reference adaptive controller (MRAC) based on the MIT rule. The traditional MRAC is designed for a first-order system with the adjustment of a two-variable parameter.
Saıbal MANNA   +2 more
openaire   +2 more sources

M-MRAC with normalization [PDF]

open access: yes53rd IEEE Conference on Decision and Control, 2014
This paper presents a normalization based modified reference model adaptive control method for multi-input multi-output (MIMO) uncertain systems in the presence of bounded external disturbances. It has been shown that desired tracking performance can be achieved for the system's output and input signals with the proper choice of design parameters.
Vahram Stepanyan, Kalmanje Krishnakumar
openaire   +1 more source

Kendali MRAC PID pada Kecepatan Motor DC dengan Analisa Robustness

open access: yesSimetris: Jurnal Teknik Mesin, Elektro dan Ilmu Komputer, 2023
Pada penelitian ini dilakukan pengendalian kecepatan motor DC menggunakan Proportional Integral Derivative Model Reference Adaptive Control (PID MRAC).
Imroatul Hudati, Jans Hendri
doaj   +1 more source

Accuracy and precision of zero-echo-time, single- and multi-atlas attenuation correction for dynamic [11C]PE2I PET-MR brain imaging

open access: yesEJNMMI Physics, 2020
Background A valid photon attenuation correction (AC) method is instrumental for obtaining quantitatively correct PET images. Integrated PET/MR systems provide no direct information on attenuation, and novel methods for MR-based AC (MRAC) are still under
João M. Sousa   +10 more
doaj   +1 more source

A revision of African Psammoecus (Coleoptera, Silvanidae) and descriptions of two new species from the collection of the Musée royal de l’Afrique centrale [PDF]

open access: yes, 2012
A revision of the known African species of Psammoecus is given, including redescriptions and illustrations of diagnostic characters. Extensive material from the Musée royal de l’Afrique centrale (Tervuren) is studied.
Karner, Michael
core   +3 more sources

West African pholcid spiders: an overview, with descriptions of five new species (Araneae, Pholcidae) [PDF]

open access: yes, 2013
This paper summarizes current knowledge about West African pholcids. West Africa is here defined as the area south of 17°N and west of 5°E, including mainly the Upper Guinean subregion of the Guineo-Congolian center of endemism.
Huber, Bernhard A., Kwapong, Peter
core   +2 more sources

Controlador adaptativo MRAC em um pêndulo amortecido baseado em modelos matemáticos determinísticos

open access: yesRevista Principia, 2021
Os sistemas de controle automático têm grande importância no progresso da Engenharia e da Tecnologia. O controle adaptativo tem a capacidade de modificar seus parâmetros, quando necessário, para diminuir o erro do sistema.
Brunna Santana de Vasconcellos   +3 more
doaj   +1 more source

Oosagitta gen. nov. from tropical Africa, with revision of two species and description of four new species (Coleoptera: Chrysomelidae, Galerucinae) [PDF]

open access: yes, 2013
After our taxonomic revision of Ootheca Chevrolat, 1837, and the description of Oothecoides Kortenhaus & Wagner, 2011 and Ootibia Kortenhaus & Wagner, 2012, it became clear that a further four galerucine species, closely related to the above named taxa ...
Kortenhaus, Sabine, Wagner, Thomas
core   +3 more sources

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