Suchergebnisse - Complex structure-preserving algorithm
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Dual complex structure-preserving algorithm of dual quaternion singular value decomposition and its applications: Dual complex structure-preserving
ISSN: 2238-3603, 1807-0302Veröffentlicht: Cham Springer International Publishing 01.02.2025Veröffentlicht in Computational & applied mathematics (01.02.2025)“… Innovative dual complex structure-preserving algorithms are introduced to develop efficient and resilient algorithms for singular value decomposition of dual quaternion matrices …”
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A complex structure-preserving algorithm for computing the singular value decomposition of a quaternion matrix and its applications
ISSN: 1017-1398, 1572-9265Veröffentlicht: New York Springer US 01.01.2024Veröffentlicht in Numerical algorithms (01.01.2024)“… This paper, by means of a complex representation of a quaternion matrix, studies the algorithm for the singular value decomposition of a quaternion matrix, and derives a complex structure-preserving …”
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A complex structure-preserving algorithm for the full rank decomposition of quaternion matrices and its applications
ISSN: 1017-1398, 1572-9265Veröffentlicht: New York Springer US 01.12.2022Veröffentlicht in Numerical algorithms (01.12.2022)“… In this paper, based on the Gauss transformation of a quaternion matrix, we study the full rank decomposition of a quaternion matrix, and obtain a direct algorithm and complex structure-preserving …”
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Dual quaternion QR decompositon and its corresponding complex structure-preserving algorithms
ISSN: 1017-1398, 1572-9265Veröffentlicht: New York Springer US 01.11.2025Veröffentlicht in Numerical algorithms (01.11.2025)“… ) of matrices, and the complex structure-preserving algorithm of the DQQRD is proposed. In order to improve the accuracy of the decomposition, a method of column pivoting is given …”
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Dual complex structure-preserving algorithm of dual quaternion singular value decomposition and its applications
ISSN: 2238-3603, 1807-0302Veröffentlicht: 01.02.2025Veröffentlicht in Computational & applied mathematics (01.02.2025)Volltext
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A complex structure-preserving algorithm for split quaternion matrix LDU decomposition in split quaternion mechanics
ISSN: 0008-0624, 1126-5434Veröffentlicht: Cham Springer International Publishing 01.09.2021Veröffentlicht in Calcolo (01.09.2021)“… This paper, by means of a complex representation of split quaternion matrices, introduces Gaussian elimination of split quaternion matrices, and obtains a complex structure-preserving algorithm …”
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A blind color watermarking technique based on quaternion complex structure-preserving Qr decomposition
ISSN: 2306-6172, 2308-9822Veröffentlicht: 01.01.2024Veröffentlicht in Eurasian Journal of Mathematical and Computer Applications (01.01.2024)“… This paper proposes a complex structure-preserving algorithm for solving the QR decomposition of quaternion matrices, which has better computational efficiency compared with previous methods …”
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Real Fast Structure-Preserving Algorithm for Eigenproblem of Complex Hermitian Matrices
ISSN: 1024-123X, 1563-5147Veröffentlicht: Cairo, Egypt Hindawi Publishing Corporation 01.01.2013Veröffentlicht in Mathematical problems in engineering (01.01.2013)“… In the paper, using real operations instead of complex, a real fast structure-preserving algorithm for eigenproblem of complex Hermitian matrices is given …”
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A new structure-preserving algorithm based on the semi-tensor product of matrices for split quaternion matrix LDU decomposition and its applications
ISSN: 0377-0427Veröffentlicht: Elsevier B.V 01.12.2024Veröffentlicht in Journal of computational and applied mathematics (01.12.2024)“… The algorithm is more stable and efficient than the complex structure-preserving algorithm proposed in Wang et al. (2021 …”
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Novel Structure‐Preserving Method for the Dual Quaternion LU Decomposition and Its Applications
ISSN: 0170-4214, 1099-1476Veröffentlicht: Freiburg Wiley Subscription Services, Inc 01.11.2025Veröffentlicht in Mathematical methods in the applied sciences (01.11.2025)“… We develop a structure‐preserving algorithm for dual quaternion matrix LU decomposition (DQLUD). Theoretically, we rely on the dual matrix representation of dual …”
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TWO ALGEBRAIC ALGORITHMS FOR THE LU DECOMPOSITION OF COMMUTATIVE QUATERNION MATRICES AND THEIR APPLICATIONS
ISSN: 2306-6172, 2308-9822Veröffentlicht: 01.01.2023Veröffentlicht in Eurasian Journal of Mathematical and Computer Applications (01.01.2023)“… The first of them is an algebraic algorithm based on a complex representation matrix, and the second is a complex structure-preserving algorithm based on Gaussian elimination of commutative quaternion matrices …”
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A New Complex Structure-Preserving Method for QSVD
ISSN: 0885-7474, 1573-7691Veröffentlicht: New York Springer US 01.05.2024Veröffentlicht in Journal of scientific computing (01.05.2024)“… In this paper, we propose a new structure-preserving algorithm for computing the singular value decomposition of a quaternion matrix …”
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A Fast Structure-Preserving Method for Dual Quaternion Singular Value Decomposition
ISSN: 0188-7009, 1661-4909Veröffentlicht: Cham Springer International Publishing 01.07.2025Veröffentlicht in Advances in applied Clifford algebras (01.07.2025)“… In this paper, we establish a novel dual matrix representation for dual quaternion matrices, which forms the foundation for a fast and innovative dual structure-preserving algorithm for dual …”
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Structure‐preserving modelling of elastic waves: a symplectic discrete singular convolution differentiator method
ISSN: 0956-540X, 1365-246XVeröffentlicht: Oxford, UK Blackwell Publishing Ltd 01.03.2012Veröffentlicht in Geophysical journal international (01.03.2012)“… Theoretically, the approach presented is a structure‐preserving algorithm. Also, some numerical experiments are shown in this paper …”
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Numerical studies on structure-preserving algorithms for surface acoustic wave simulations
ISSN: 0377-0427, 1879-1778Veröffentlicht: Elsevier B.V 15.05.2013Veröffentlicht in Journal of computational and applied mathematics (15.05.2013)“… In this paper, we outline four recently developed structure-preserving algorithms, SA, SDA, TSHIRA and GTSHIRA, for solving the TPQEP …”
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A structure preserving difference scheme with fast algorithms for high dimensional nonlinear space-fractional Schrödinger equations
ISSN: 0021-9991, 1090-2716Veröffentlicht: Cambridge Elsevier Inc 15.01.2021Veröffentlicht in Journal of computational physics (15.01.2021)“… We aim at analyzing a novel structure preserving difference scheme for the high dimensional nonlinear space-fractional Schrödinger equation …”
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Community detection in multiplex networks by deep structure-preserving non-negative matrix factorization
ISSN: 0924-669X, 1573-7497Veröffentlicht: Boston Springer Nature B.V 01.01.2025Veröffentlicht in Applied intelligence (Dordrecht, Netherlands) (01.01.2025)“… However, directly obtaining consensus community assignments using the traditional NMF algorithm poses a challenge due to the presence of complex structures spanning across different layers in the multiplex network …”
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Complex structure-preserving method for Schrödinger equations in quaternionic quantum mechanics
ISSN: 1017-1398, 1572-9265Veröffentlicht: New York Springer US 01.09.2024Veröffentlicht in Numerical algorithms (01.09.2024)“… Schrödinger equation problem, and proposes a novel algebraic method (complex structure-preserving method …”
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Structure-preserving Galerkin POD reduced-order modeling of Hamiltonian systems
ISSN: 0045-7825, 1879-2138Veröffentlicht: Amsterdam Elsevier B.V 01.03.2017Veröffentlicht in Computer methods in applied mechanics and engineering (01.03.2017)“… The proper orthogonal decomposition reduced-order model (POD-ROM) has been widely used as a computationally efficient surrogate model in large-scale numerical simulations of complex systems …”
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Community detection in multiplex networks by deep structure-preserving non-negative matrix factorization: Community detection in multiplex networks by deep
ISSN: 0924-669X, 1573-7497Veröffentlicht: New York Springer US 01.01.2025Veröffentlicht in Applied intelligence (Dordrecht, Netherlands) (01.01.2025)“… However, directly obtaining consensus community assignments using the traditional NMF algorithm poses a challenge due to the presence of complex structures spanning across different layers in the multiplex network …”
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