Results 51 to 60 of about 19,699 (169)

Una década de experiencias enseñando electrónica y control con un levitador magnético

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI
Los sistemas de levitación magnética han sido utilizados en la enseñanza de determinados conceptos de electrónica y control automático. Son dispositivos con un evidente atractivo para los estudiantes, que permiten ilustrar los efectos de las no ...
Edgar Ramirez-Laboreo   +3 more
doaj   +1 more source

The fireball of November 24, 1970, as the most probable source of the Ischgl meteorite

open access: yesMeteoritics &Planetary Science, Volume 59, Issue 7, Page 1658-1691, July 2024.
Abstract The discovery of the Ischgl meteorite unfolded in a captivating manner. In June 1976, a pristine meteorite stone weighing approximately 1 kg, fully covered with a fresh black fusion crust, was collected on a mountain road in the high‐altitude Alpine environment.
Maria Gritsevich   +15 more
wiley   +1 more source

Robust PID tuning. Application to a Mobile Robot Pathtraking problem. [PDF]

open access: yes, 2000
IFAC Digital Control: Past,Present and Future of PlO Control.Terrassa.Spain.2000This paper presents a methodology for tuning PIDs considering the nominal performance and the robustness as control specifications.
Alacalá, Ismael   +3 more
core  

Approximate optimal control design for quadrotors: A computationally fast solution

open access: yesOptimal Control Applications and Methods, Volume 45, Issue 1, Page 85-105, January/February 2024.
Optimal motion planning of the quadrotor is investigated by using the newly developed finite time Θ‐D technique, which can provide a closed‐form state‐feedback suboptimal control law and has significant online computational efficiency. Those attributes facilitate online implementation of autonomous systems.
Jie Yao, Saeed Rafee Nekoo, Ming Xin
wiley   +1 more source

Simple prefilter design in GPC for a wide class of industrial processes [PDF]

open access: yes, 1999
This paper presents a simple design method for improving the robustness of the GPC using the T polynonial as a filter. Although different methods have been proposed in literature, the one presented here not only proposes a choice of the polynomial, but
Bordons Alba, Carlos   +2 more
core   +1 more source

Advanced Mathematical Methods for Collaborative Robotics

open access: yes, 2018
Mathematical Problems in Engineering, Volume 2018, Issue 1, 2018.
Luis Gracia   +2 more
wiley   +1 more source

Stability Criteria for SIS Epidemiological Models under Switching Policies [PDF]

open access: yes, 2014
We study the spread of disease in an SIS model. The model considered is a time-varying, switched model, in which the parameters of the SIS model are subject to abrupt change. We show that the joint spectral radius can be used as a threshold parameter for
Fabian R. Wirth   +4 more
core   +3 more sources

Extracción de contextos definitorios en textos de especialidad a partir del reconocimiento de patrones lingüísticos

open access: yesLinguamática, 2009
La extracción automática de definiciones a partir de textos de especialidad es una tarea cada vez más demandante para diferentes aplicaciones del Procesamiento de Lenguaje Natural, tales como lexicografía computacional, extracción de información ...
Gerardo Sierra
doaj  

Positivity of discrete singular systems and their stability: An LP-based approach [PDF]

open access: yes, 2014
In this paper we present an efficient approach to the analysis of discrete positive singular systems. One of our main objectives is to investigate the problem of characterizing positivity of such systems.
Ait Rami, Mustapha   +1 more
core   +2 more sources

Editorial

open access: yesIngeniería e Investigación, 1998
Este volumen está dedicado a la ingeniería de Sistemas en sus veinte años de existencia en la Universidad Nacional de Colombia como departamento y como programa de pregrado, pero también está su amplia experiencia en más de tres décadas en programas de ...
Revista Ingeniería e investigación
doaj  

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