Results 41 to 50 of about 3,813,510 (369)

Randomized Rank-Revealing QLP for Low-Rank Matrix Decomposition

open access: yesIEEE Access, 2023
The pivoted QLP decomposition is computed through two consecutive pivoted QR decompositions. It is an approximation to the computationally prohibitive singular value decomposition (SVD). This work is concerned with a partial QLP decomposition of matrices
Maboud F. Kaloorazi   +4 more
doaj   +1 more source

DECOMPOSITION METHOD FOR SOLVING FULLY FUZZY LINEAR SYSTEMS [PDF]

open access: yesIranian Journal of Optimization, 2009
In this paper, we investigate the existence of a positive solution of fully fuzzy linear equation systems. This paper mainly to discuss a new decomposition of a nonsingular fuzzy matrix, the symmetric times triangular (ST) decomposition.
M. MOSLEH, M. OTADI, A. KHANMIRZAIE
doaj  

Symplectic analogs of polar decomposition and their applications to bosonic Gaussian channels

open access: yes, 2020
We obtain several analogs of real polar decomposition for even dimensional matrices. In particular, we decompose a non-degenerate matrix as a product of a Hamiltonian and an anti-symplectic matrix and under additional requirements we decompose a matrix ...
Teretenkov, A. E.
core   +1 more source

DECOMPOSITION METHOD FOR SOLVING FULLY FUZZY LINEAR SYSTEMS [PDF]

open access: yesIranian Journal of Optimization, 2010
In this paper, we investigate the existence of a positive solution of fully fuzzy linear equation systems. This paper mainly to discuss a new decomposition of a nonsingular fuzzy matrix, the symmetric times triangular (ST) decomposition.
M. MOSLEH, M. OTADI, A. KHANMIRZAIE
doaj  

Exponential Multi-Modal Discriminant Feature Fusion for Small Sample Size

open access: yesIEEE Access, 2022
Multi-modal Canonical Correlation Analysis (MCCA) is an important information fusion method, and some discriminant variations of MCCA have been proposed.
Yanmin Zhu, Tianhao Peng, Shuzhi Su
doaj   +1 more source

Wave splitting of Maxwell's equations with anisotropic heterogeneous constitutive relations

open access: yes, 2008
The equations for the electromagnetic field in an anisotropic media are written in a form containing only the transverse field components relative to a half plane boundary.
Jonsson, B. L. G.
core   +1 more source

Double Structured Nuclear Norm-Based Matrix Decomposition for Saliency Detection

open access: yesIEEE Access, 2020
Saliency detection aims at identifying the most important and informative area in a scene. Recently low rank matrix recovery (LR) theory becomes an effective tool for saliency detection.
Junxia Li, Ziyang Wang, Zefeng Pan
doaj   +1 more source

Decompositions of ideals of minors meeting a submatrix [PDF]

open access: yes, 2015
We compute the primary decomposition of certain ideals generated by subsets of minors in a generic matrix or in a generic symmetric matrix, or subsets of Pfaffians in a generic skew-symmetric matrix.
Neuerburg, Kent M., Teitler, Zach
core   +3 more sources

Decomposition of matrix sequences

open access: yesIndagationes Mathematicae, 1994
Let \(\{M_ n\}_{n \geq 1}\) be a sequence of non-singular \(k \times k\) matrices which converges to a block-diagonal matrix \(M = \text{diag }(R,S)\), where \(R\) and \(S\) are square matrices. The author finds sufficient conditions for the existence of a sequence \(\{F_ n\}\) of non-singular \(k \times k\) matrices such that \[ F_{n + 1}^{-1} M_ n F_
openaire   +3 more sources

Decomposition results for Gram matrix determinants

open access: yes, 2010
We study the Gram matrix determinants for the groups $S_n,O_n,B_n,H_n$, for their free versions $S_n^+,O_n^+,B_n^+,H_n^+$, and for the half-liberated versions $O_n^*,H_n^*$.
Banica, Teodor, Curran, Stephen
core   +1 more source

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