Results 111 to 120 of about 11,312 (229)

Uso de software libre para el aprendizaje de la integral definida [PDF]

open access: yes, 2013
Se desarrolla la experiencia de una unidad didáctica en el marco de la teoría de Brousseau y de la Enseñanza para la Comprensión. El Tópico Generativo es la integral definida.
Medina, Mabel Azucena   +1 more
core  

ECG Signal Denoising with SciLab

open access: yesInternational Journal of Intelligent Systems and Applications in Engineering, 2023
This paper presents a study on de-noising electrocardiogram (ECG) signals using Scilab, an open-source software package known for its signal processing capabilities. ECG signals are often contaminated by various noise sources, which can reduce the accurate diagnosis and monitoring of heart health. In this work, digital signal processing methods such as
Ahmad, Imteyaz, Ozaydin, Selma
openaire   +1 more source

SPECTRAL ANALYSIS OF DATA FROM A WRIST-WORN THREE-AXIS ACCELEROMETER TO DETERMINE PHYSICAL ACTIVITY

open access: yesИзмерение, мониторинг, управление, контроль
Background. The relevance of the topic is determined by the increasingly widespread use of accelerometry data in the field of medicine, as well as in everyday life.
Ilya S. Kartashov   +2 more
doaj   +1 more source

Chaotic Behavior in a Switched Dynamical System

open access: yesModelling and Simulation in Engineering, 2008
We present a numerical study of an example of piecewise linear systems that constitute a class of hybrid systems. Precisely, we study the chaotic dynamics of the voltage-mode controlled buck converter circuit in an open loop.
Fatima El Guezar, Hassane Bouzahir
doaj   +1 more source

Modal Analysis Using Digital Image Correlation Technique. [PDF]

open access: yesMaterials (Basel), 2022
Frankovský P   +5 more
europepmc   +1 more source

Forecasts with single-equation Markov-switching model: an application to the gross domestic product of Latvia [PDF]

open access: yes
The paper compares one-period ahead forecasting performance of linear vector-autoregressive (VAR) models and single-equation Markov-switching (MS) models for two cases: when leading information is available and when it is not.
Bušs, Ginters
core   +1 more source

Using business survey in industrial and services sector to nowcast GDP growth:The French case [PDF]

open access: yes
This paper proposes new bridge equations for the short-term French GDP forecasting. This tool allows to nowcast the quarterly GDP growth in France for the current quarter, based on the monthly business surveys in the industrial and services sectors.
Olivier Darne
core  

A Monthly Indicator of the French Business Climate [PDF]

open access: yes
In France, the business tendency surveys conducted in all the important sectors of the economy are key components in diagnosing the economic outlook.
C. MINODIER, L. CLAVEL
core  

PROBLEMA DAS LUZES APAGADAS

open access: yesColloquium Exactarum, 2018
A Ágebra Linear apresenta um papel muito importante nas áreas de exatas, e através dela podemos mostrar sua utilidade na modelagem de um problema que envolve um simples jogo de apagar e acender luzes, depois de modelado o problema, vamos resolve-lo ...
Natalia Rodrigues da Silva   +2 more
doaj   +2 more sources

A Tutorial on Modelling and Control of Two-Wheeled Self-Balancing Robot with Stepper Motor

open access: yesApplications of Modelling and Simulation, 2019
In this paper we describe an approximate mathematical model for a stepper motor based two-wheeled self-balancing (TWSB) robot. We show the usage of this model in computer aided design of a digital controller to balance and to steer the robot. TWSB robots
Fabian Kung
doaj  

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