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Published in 2021 at "Acta Mathematica Hungarica"
DOI: 10.1007/s10474-021-01159-1
Abstract: We introduce the concept of mixed sumset and estimate the lower bound for its cardinality by means of the polynomial method. The result generalizes the well known Cauchy–Davenport Theorem and a theorem of Alon, Nathanson…
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Keywords:
lower bound;
polynomial method;
bound cardinality;
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Published in 2020 at "Mechanics of Advanced Materials and Structures"
DOI: 10.1080/15376494.2020.1860273
Abstract: Compared to the traditional integer-order viscoelastic model, a fractional-order derivative viscoelastic model is shown to be advantageous. A quadrature-free Legendre polynomial method combining th...
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Keywords:
legendre polynomial;
quadrature free;
free legendre;
polynomial method ... See more keywords
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Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3199702
Abstract: The majority of the paper is devoted to debunking flawed methods proposed in the literature within the context of multiresonant control systems for grid-connected converters and then a novel approach is proposed. Several flawed approaches…
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Keywords:
polynomial method;
grid tied;
current controllers;
naslin polynomial ... See more keywords
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Published in 2019 at "IEEE Transactions on Medical Imaging"
DOI: 10.1109/tmi.2018.2881919
Abstract: Existing single-photon emission computed tomography (SPECT) reconstruction methods are mostly based on discrete models that may be viewed as piecewise constant approximations of a continuous data acquisition process. Due to low accuracy order of piecewise…
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Keywords:
order;
method;
spect reconstruction;
higher order ... See more keywords
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Published in 2018 at "Acoustical Physics"
DOI: 10.1134/s1063771018010050
Abstract: The effectiveness of the projection minimal polynomial method for solving the problem of determining the number of sources of signals acting on an antenna array (AA) with an arbitrary configuration and their angular directions has…
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Keywords:
polynomial method;
antenna array;
method;
method estimating ... See more keywords