Results 1 to 10 of about 204,086 (161)

Editors’ preface for the topical issue “Advances in Numerical Analysis and Numerical Linear Algebra” [PDF]

open access: yesOpen Mathematics, 2012
[No abstract available]
Cvetković Ljiljana   +3 more
doaj   +3 more sources

Sequential network‐flow based power‐flow method for hybrid power systems

open access: yesIET Generation, Transmission & Distribution, 2021
This paper presents a sequential network‐flow graph‐based method for a steady‐state power flow solution in hybrid multi‐terminal power systems. The proposed method is a unique and novel one, which differs from other established methods that involve the ...
Ayman M.O. Mohamed   +1 more
doaj   +1 more source

Robust static output feedback Nash strategy for uncertain Markov jump linear stochastic systems

open access: yesIET Control Theory & Applications, 2021
In this article, robust static output feedback (SOF) Nash games for a class of uncertain Markovian jump linear stochastic systems (UMJLSSs) are investigated, in which each player may have access to local/private SOF information.
Hiroaki Mukaidani, Hua Xu, Weihua Zhuang
doaj   +1 more source

Image encryption algorithm for crowd data based on a new hyperchaotic system and Bernstein polynomial

open access: yesIET Image Processing, 2021
A new two‐dimensional chaotic system in the form of a cascade structure is designed, which is derived from the Chebyshev system and the infinite collapse system.
Donghua Jiang   +3 more
doaj   +1 more source

Analysis and numerical solution of linear delay differential-algebraic equations [PDF]

open access: yesBIT Numerical Mathematics, 2015
This clear and well-structured paper is devoted to the numerical analysis of delay differential algebraic equations, with one single delay parameter \(\tau\). The studied systems write \[ E(t)\dot{x}(t)=A(t)x(t)+B(t)x(t-\tau)+f(t) \] so are linear w.r.t. the unknown \(t \mapsto x(t)\).
Ha, Phi, Mehrmann, Volker
openaire   +2 more sources

Unified left eigenvector (ULEV) for blind source separation

open access: yesElectronics Letters, 2022
A joint analysis method is proposed for source separation from multiple datasets. In this method, sources with the greatest impact on the multiple datasets are identified and then are sequentially separated. The method utilizes the advantage of structure
Erfan Naghsh   +2 more
doaj   +1 more source

Data‐driven power system linear model identification for selective modal analysis by frequency interpolations

open access: yesIET Generation, Transmission & Distribution, 2021
This paper proposes a new approach to identify a data‐based power system linear model by means of frequency interpolations, aiming to obtain a suitable system representation for selective‐modal analysis purposes.
Francisco Zelaya‐A.   +3 more
doaj   +1 more source

Distribution of Eigenvalues and Upper Bounds of the Spread of Interval Matrices

open access: yesMathematics, 2023
The distribution of eigenvalues and the upper bounds for the spread of interval matrices are significant in various fields of mathematics and applied sciences, including linear algebra, numerical analysis, control theory, and combinatorial optimization ...
Wenshi Liao, Pujun Long
doaj   +1 more source

An image denoising algorithm based on adaptive clustering and singular value decomposition

open access: yesIET Image Processing, 2021
Self‐similarity, a prior of natural images, has attracted much attention. The attribute means that low‐rank group matrices can be constructed from similar image patches.
Ping Li   +3 more
doaj   +1 more source

A novel scheme for the hyperbolic partial differential equation through Fibonacci wavelets

open access: yesJournal of Taibah University for Science, 2022
In this study, we generated the operational matrices of integration based on the Fibonacci wavelets through the concept of linear algebra and developed the novel technique known as the Fibonacci wavelet collocation method (FWCM).
S Kumbinarasaiah, Mallanagoud Mulimani
doaj   +1 more source

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