Results 1 to 10 of about 4,936,197 (302)

A new method for studying the problem of optimal dynamic measurement in the presence of observation interference

open access: yesMeasurement: Sensors, 2021
This paper describes a new method for studying the problem of optimal dynamic measurement in the framework of a new paradigm of dynamic measurements. This paradigm is based, on the one hand, on the automatic control model theory to describe the model of ...
Shestakov Alexandr   +6 more
doaj   +1 more source

Data -driven reliability and availability of electronic equipment

open access: yesVojnotehnički Glasnik, 2023
Introduction/purpose: Reliability and availability are important especially for military, medical, and other professional equipment. Reliability and availability management and/or prognostic reliability calculations have always been data driven.
Slavko J. Pokorni
doaj   +1 more source

On special exponential Diophantine equations [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics, 2023
In this paper, we will focus on the study of a special type of exponential Diophantine equations, including a proof. The main contribution of this article is the mentioned type of equations, which can only be solved by the methods of elementary ...
Tomáš Riemel
doaj   +1 more source

7. Sınıf öğrencilerinin birinci dereceden bir bilinmeyenli denklemler konusuyla ilgili hataları ve kavram yanılgıları

open access: yese-Kafkas Eğitim Araştırmaları Dergisi, 2021
Bu çalışmanın amacı, öğrencilerin birinci dereceden bir bilinmeyenli denklemler konusuyla ilgili hataları ve kavram yanılgılarını belirlemektir. Birinci dereceden bir bilinmeyenli denklemler konusunda öğrencilerin sahip olduğu kavram yanılgılarının ve ...
Meltem Angay   +3 more
doaj   +1 more source

Probe of process of multiple-loop chains of parallel and consecutive joints [PDF]

open access: yesE3S Web of Conferences, 2020
The article describes the formation of low-frequency currents in ferromagnetic oscillatory circuits. As a result of parallel and serial connection of multi-loop ferroresonance circuits, the frequencies of harmonics of the second-order amplitude of soft ...
Shаymamоv B.   +4 more
doaj   +1 more source

The transport parameters of an electron swarm and electron energy distribution in Xe, He and (Xe-He) mixtures using Boltzmann equation [PDF]

open access: yesKirkuk Journal of Science, 2012
The Boltzmann transport equation is used to calculate the electron energy distribution function (EEDF) and the transport parameters in pure Xe, He and their mixtures. The electron swarm parameters are evaluated in the range ( ) V.cm2.
Gulala Muhammad Faraj
doaj   +1 more source

Pressing of porous bodies made of MR wire material

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2020
The paper presents a solution to the problem of determining the basic equation for pressing of porous bodies made of MR material that relates not only the molding pressure to the MR density, but also other physical parameters, including the technological
A. I. Ermakov   +3 more
doaj   +1 more source

piecewiseSEM: Piecewise structural equation modelling in r for ecology, evolution, and systematics [PDF]

open access: yes, 2015
Ecologists and evolutionary biologists rely on an increasingly sophisticated set of statistical tools to describe complex natural systems. One such tool that has gained significant traction in the biological sciences is structural equation models (SEM ...
J. Lefcheck
semanticscholar   +1 more source

An improved equation development for longitudinal dispersion coefficient

open access: yesWater Science and Technology, 2023
The model developed in this paper is an improved equation for the longitudinal dispersion coefficient, which is an important parameter used to monitor and check the assimilatory capacity of rivers.
Chinedu Ukpaka   +1 more
doaj   +1 more source

A new criterion for assessing discriminant validity in variance-based structural equation modeling

open access: yes, 2015
Discriminant validity assessment has become a generally accepted prerequisite for analyzing relationships between latent variables. For variance-based structural equation modeling, such as partial least squares, the Fornell-Larcker criterion and the ...
J. Henseler, C. Ringle, M. Sarstedt
semanticscholar   +1 more source

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