Results 21 to 30 of about 12,622,425 (302)

Processing of Polymers Stress Relaxation Curves Using Machine Learning Methods

open access: yesمجلة بغداد للعلوم, 2023
Currently, one of the topical areas of application of machine learning methods is the prediction of material characteristics. The aim of this work is to develop machine learning models for determining the rheological properties of polymers from ...
Anton S. Chepurnenko   +2 more
doaj   +1 more source

The effectiveness of Benson relaxation methods on menopausal complications in postmenopausal women [PDF]

open access: yesMajallah-i Zanān, Māmā̓ī va Nāzā̓ī-i Īrān, 2021
Introduction: One of the most critical stages of women's life is menopause. However, Menopause is associated with emotional and social crises. Benson sedation affects physical and mental signs and symptoms.
Dina Abadibavil   +3 more
doaj   +1 more source

Relaxation methods for studying transformations in polymer systems

open access: yesPhysics of Complex Systems, 2020
It is known that self-organisation of nanostructures according to the bottom-up approach is driven by the competition of several processes: surface tension, diffusion, gravity, buoyant force and, perhaps, molecular coordination phenomenon.
Кирилл Львович Левин   +2 more
doaj   +1 more source

Relaxation Subgradient Algorithms with Machine Learning Procedures

open access: yesMathematics, 2022
In the modern digital economy, optimal decision support systems, as well as machine learning systems, are becoming an integral part of production processes.
Vladimir Krutikov   +4 more
doaj   +1 more source

Relaxation Projections and the Method of Moments [PDF]

open access: yes, 2000
Theory in spatial ecology has to steer a narrow and challenging course between the Scylla of oversimplification and the Charybdis of intractability. Until about 15 years ago, most of theoretical ecology was based on the mean-field paradigm, thus targeting well-mixed ecological systems.
Dieckmann, U., Law, R.
openaire   +4 more sources

Temperature dependence of relaxation spectra for highly hydrated gluten networks [PDF]

open access: yes, 2010
In the present investigation, the temperature dependence (0e50 C) of the relaxation spectrum of hydrated gluten was studied using novel numerical algorithms. Tikhonov regularization, in conjunction with the L-curve criterion for optimal calculation of
Kasapis, Stefan, Kontogiorgos, Vassilis
core   +1 more source

Analysis of High-Frequency Dispersion Characteristics of Capacitance and Loss Factor of Aramid Paper Impregnated with Various Dielectric Liquids

open access: yesEnergies, 2019
This paper presents research results of the loss factor of high voltage insulation samples made of aramid paper impregnated with various types of insulating oil.
Stefan Wolny
doaj   +1 more source

SDP Relaxation Methods for RSS/AOA-Based Localization in Sensor Networks

open access: yesIEEE Access, 2020
With the fast development of new array technology and intelligent antenna, it is easier to obtain angle of arrival (AOA) measurements. Hybrid received signal strength (RSS) and AOA measurement techniques are proposed for the position computing in sensor ...
Hengnian Qi, Lufeng Mo, Xiaoping Wu
doaj   +1 more source

Calculation of Relaxation Spectra from Stress Relaxation Measurements [PDF]

open access: yes, 2010
Application of stress on materials increases the energy of the system. After removal of stress, macromolecules comprising the material shift towards equilibrium to minimize the total energy of the system.
Kontogiorgos, Vassilis   +1 more
core   +1 more source

Ultrafast methods for relaxation and diffusion

open access: yesProgress in Nuclear Magnetic Resonance Spectroscopy, 2021
Relaxation and diffusion NMR measurements offer an approach to studying rotational and translational motion of molecules non-invasively, and they also provide chemical resolution complementary to NMR spectra. Multidimensional experiments enable the correlation of relaxation and diffusion parameters as well as the observation of molecular exchange ...
Telkki, Ville-Veikko   +2 more
openaire   +3 more sources

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