Results 21 to 30 of about 792,456 (288)

Bootstrap-based model selection in subset polynomial regression

open access: yesIJAIN (International Journal of Advances in Intelligent Informatics), 2018
The subset polynomial regression model is wider than the polynomial regression model. This study proposes an estimate of the parameters of the subset polynomial regression model with unknown error and distribution.
Suparman Suparman   +1 more
doaj   +1 more source

Generalized Polynomial Power Method

open access: yes2023 Sensor Signal Processing for Defence Conference (SSPD), 2023
The polynomial power method repeatedly multiplies a polynomial vector by a para-Hermitian matrix containing spectrally majorised eigenvalue to estimate the dominant eigenvector corresponding the dominant eigenvalue. To limit the order of the resulting vector, truncation is performed in each iteration. This paper extends the polynomial power method from
Khattak, Faizan A.   +2 more
openaire   +2 more sources

Joint motion planning of industrial robot based on hybrid polynomial interpolation

open access: yesXibei Gongye Daxue Xuebao, 2022
To plan an industrial robot's point-to-point joint motion that has velocity constraints, the cubic polynomial interpolation planning method has angular acceleration discontinuity.
PU Yasong   +4 more
doaj   +1 more source

Local polynomial method for frequency response function identification

open access: yesSystems Science & Control Engineering, 2020
Here we propose the local polynomial method to solve the problem of estimating the frequency response function in the linear system. Compared with other nonparametric identification methods based on the windowing strategies, this new identification ...
Dong Xiguang   +2 more
doaj   +1 more source

Atangana-Seda numerical scheme apply to nonlinear circuit problems

open access: yesAlexandria Engineering Journal, 2020
Based on the Newton polynomial which is accurate than the Lagrange polynomial, a new numerical scheme was introduced very recently by Atangana and Seda.
Badr Saad T. Alkahtani   +1 more
doaj   +1 more source

The Investigation of Nonlinear Polynomial Control Systems

open access: yesМоделирование и анализ информационных систем, 2021
The paper considers methods for estimating stability using Lyapunov functions, which are used for nonlinear polynomial control systems. The apparatus of the Gro¨bner basis method is used to assess the stability of a dynamical system. A description of the
Sergei Nikolaevich Chukanov   +1 more
doaj   +1 more source

A Note on the Hyperbolicity Cone of the Specialized V\'amos Polynomial [PDF]

open access: yes, 2015
The specialized V\'amos polynomial is a hyperbolic polynomial of degree four in four variables with the property that none of its powers admits a definite determinantal representation. We will use a heuristical method to prove that its hyperbolicity cone
Kummer, Mario
core   +1 more source

A Novel Sparse Polynomial Expansion Method for Interval and Random Response Analysis of Uncertain Vibro-Acoustic System

open access: yesShock and Vibration, 2021
For the vibro-acoustic system with interval and random uncertainties, polynomial chaos expansions have received broad and persistent attention. Nevertheless, the cost of the computation process increases sharply with the increasing number of uncertain ...
Shengwen Yin, Xiaohan Zhu, Xiang Liu
doaj   +1 more source

A Novel Meshfree Approach with a Radial Polynomial for Solving Nonhomogeneous Partial Differential Equations

open access: yesMathematics, 2020
In this article, a novel radial−based meshfree approach for solving nonhomogeneous partial differential equations is proposed. Stemming from the radial basis function collocation method, the novel meshfree approach is formulated by incorporating ...
Cheng-Yu Ku, Jing-En Xiao, Chih-Yu Liu
doaj   +1 more source

Grothendieck inequalities characterize converses to the polynomial method [PDF]

open access: yesQuantum
A surprising 'converse to the polynomial method' of Aaronson et al. (CCC'16) shows that any bounded quadratic polynomial can be computed exactly in expectation by a 1-query algorithm up to a universal multiplicative factor related to the famous ...
Jop Briët   +2 more
doaj   +1 more source

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