Results 41 to 50 of about 13,098 (275)

Partial-State Feedback Multivariable MRAC and Reduced-Order Designs [PDF]

open access: yesat - Automatisierungstechnik, 2020
This paper develops a new model reference adaptive control (MRAC) framework using partial-state feedback for solving a multivariable adaptive output tracking problem.
Ge Song, G. Tao
semanticscholar   +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

A revision of the genus Astatoreochromis (Teleostei, Cichlidae), East-Africa [PDF]

open access: yes, 2013
A taxonomic revision of the cichlid genus Astatoreochromis is presented. Eighteen meristic and 23 morphometric measurements were taken on 185 individuals, including type specimens.
Banyankimbona, Gaspard   +2 more
core   +3 more sources

Improved Transient Performance of a Fuzzy Modified Model Reference Adaptive Controller for an Interacting Coupled Tank System Using Real-Coded Genetic Algorithm

open access: yesInternational Journal of Chemical Engineering, 2014
The main objective of the paper is to design a model reference adaptive controller (MRAC) with improved transient performance. A modification to the standard direct MRAC called fuzzy modified MRAC (FMRAC) is used in the paper.
Asan Mohideen Khansadurai   +2 more
doaj   +1 more source

Studies in Liocranidae (Araneae): a new afrotropical genus featuring a synapomorphy for the Cybaeodinae [PDF]

open access: yes, 2013
Cteniogaster, a new genus of small ground spiders is described from Kenya and Tanzania. It encompasses seven new species, three of which are known from both sexes: C. toxarchus sp. nov., the type species, C. conviva sp. nov. and C. hexomma sp. nov. Three
Bosselaers, Jan, Jocqué, Rudy
core   +2 more sources

Warming the early Earth - CO2 reconsidered

open access: yes, 2008
Despite a fainter Sun, the surface of the early Earth was mostly ice-free. Proposed solutions to this so-called "faint young Sun problem" have usually involved higher amounts of greenhouse gases than present in the modern-day atmosphere.
Barbara Stracke   +55 more
core   +1 more source

No significant difference found in PET/MRI CBF values reconstructed with CT-atlas-based and ZTE MR attenuation correction

open access: yesEJNMMI Research, 2019
Background Accurate attenuation correction (AC) is one of the most important issues to be addressed in quantitative brain PET/MRI imaging. Atlas-based MRI AC (AB-MRAC), one of the representative MRAC methods, has been used to estimate the skull ...
Hidehiko Okazawa   +6 more
doaj   +1 more source

An Improved Hybrid MRAC–LQR Control Scheme for Robust Quadrotor Altitude and Attitude Regulation

open access: yesDrones
This paper presents the design and analysis of a hybrid Model Reference Adaptive Controller combined with a Linear Quadratic Regulator (MRAC–LQR) for a quadrotor unmanned aerial vehicle (UAV), addressing challenges posed by nonlinear dynamics ...
Abdelrahman A. Alblooshi   +2 more
doaj   +1 more source

Investigations on MIT and Lyapunov rule-based modified MRAC for noninteracting and interacting two-tank coupled systems [PDF]

open access: yesFME Transactions
The adaptive control method is a technique that measures the dynamic characteristics of the plant automatically and continuously to make a comparison with its required output.
Gupta Dhananjay   +2 more
doaj   +1 more source

Probabilistic Bi-Level Assessment and Adaptive Control Mechanism for Two-Tank Interacting System

open access: yesIEEE Access, 2023
Liquid level control is a fundamental aspect employed across various industries, where the precise regulation of liquid levels and flow rates is of utmost importance. The Proportional-integral-derivative (PID)controller is widely employed but in practice,
Saibal Manna   +5 more
doaj   +1 more source

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