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Nonorthogonal Approximate Joint Diagonalization With Well-Conditioned Diagonalizers [PDF]

open access: yesIEEE Transactions on Neural Networks, 2009
To make the results reasonable, existing joint diagonalization algorithms have imposed a variety of constraints on diagonalizers. Actually, those constraints can be imposed uniformly by minimizing the condition number of diagonalizers. Motivated by this, the approximate joint diagonalization problem is reviewed as a multiobjective optimization problem ...
Guoxu Zhou   +3 more
openaire   +3 more sources

An observation on spaces with a zeroset diagonal [PDF]

open access: yesMathematica Bohemica, 2020
We say that a space $X$ has the discrete countable chain condition (DCCC for short) if every discrete family of nonempty open subsets of $X$ is countable. A space $X$ has a zeroset diagonal if there is a continuous mapping $f X^2 \rightarrow[0,1]$ with $\
Wei-Feng Xuan
doaj   +1 more source

Study of the forming process effects on the wrinkling and thinning percentage of the micro-channels with serpentine layout [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage, 2023
In the present study, the lubricated and non-lubricated stamping processes are used for fabrication of the metallic bipolar plates (MBPPs) with a thickness of 0.1 mm made of SS3316 with a serpentine flow field. Experimental tests together with the finite
Hossein Talebi Ghadikolaee   +2 more
doaj   +1 more source

Diagonal Denoising for Spatially Correlated Noise Based on Diagonalization Decorrelation in Underwater Radiated Noise Measurement

open access: yesJournal of Marine Science and Engineering, 2022
In underwater radiated noise measurement using a vertical linear array, a diagonalization-decorrelation-based diagonal denoising method is proposed to improve the denoising effect for spatially correlated noise.
Guoqing Jiang, Chao Sun, Lei Xie
doaj   +1 more source

Cardinalities of DCCC normal spaces with a rank 2-diagonal [PDF]

open access: yesMathematica Bohemica, 2016
A topological space $X$ has a rank 2-diagonal if there exists a diagonal sequence on $X$ of rank $2$, that is, there is a countable family $\{\mathcal U_n n\inømega\}$ of open covers of $X$ such that for each $x \in X$, $\{x\}=\bigcap\{{\rm St}^2(x ...
Wei-Feng Xuan, Wei-Xue Shi
doaj   +1 more source

Refined analysis on cross arm arrangement of a 1 000 kV UHV steel tube tower

open access: yesZhejiang dianli, 2023
In order to reduce the probability of damage to the cross arm of a 1 000 kV UHV steel tube tower, the general software TTA and the finite element software ANSYS are used for refined analysis on the internal force of the cross arm.
BAO Yunan   +5 more
doaj   +1 more source

Diagonal conditions in ordered spaces [PDF]

open access: yesFundamenta Mathematicae, 1997
Summary: For a space \(X\) and a regular uncountable cardinal \(\kappa\leq | X|\) the authors say that \(\kappa\in D(X)\) if for each \(T\subset X^2-\Delta(X)\) with \(| T|=\kappa\), there is an open neighborhood \(W\) of \(\Delta(X)\) such that \(| T-W|=\kappa\).
Bennett, Harold R., Lutzer, David J.
openaire   +2 more sources

Combinatorics of Nahm sums, quiver resultants and the K-theoretic condition

open access: yesJournal of High Energy Physics, 2021
Algebraic Nahm equations, considered in the paper, are polynomial equations, governing the q → 1 limit of the q-hypergeometric Nahm sums. They make an appearance in various fields: hyperbolic geometry, knot theory, quiver representation theory ...
Dmitry Noshchenko
doaj   +1 more source

Diagonal type conditions on group C*-algebras [PDF]

open access: yesProceedings of the American Mathematical Society, 2000
Let G G be a locally compact group with
Spronk, Nico, Wood, Peter
openaire   +1 more source

Integrals Involving Product of Polynomials and Daubechies Scale Functions [PDF]

open access: yesMathematics Interdisciplinary Research, 2021
In this paper, we will introduce an algorithm for obtaining integrals of the form ∫x0 tm φ(t)dt, m ∈ N ∪ {0}, where φ is the scaling functions of Daubechies wavelet.
Amjad Alipanah   +2 more
doaj   +1 more source

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