Search Results - Block structures with rectangular Toeplitz blocks

Block structures, g.a.c.s. approximation, and distributions

Authors: Adriani, Andrea Schiavoni-Piazza, Alec Jacopo Almo Serra-Capizzano, Stefano

Source: Boletín de la Sociedad Matematica Mexicana. 31(2)

Subject Terms: Block structures with rectangular Toeplitz blocks, Asymptotic distributions in the Weyl sense, Generalized approximating class of sequences, Matrix approximation and preconditioning

File Description: electronic

Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-552049
https://doi.org/10.1007/s40590-025-00719-7

Blocking structures, approximation, and preconditioning.

Authors: Barakitis, Nikos Donatelli, Marco Ferri, Samuele et al.

Source: Numerical Algorithms; Dec2025, Vol. 100 Issue 4, p1893-1927, 35p

Subject Terms: LINEAR systems, TOEPLITZ matrices, EIGENVALUES, SIMULATION methods & models, APPROXIMATION error

Three‐dimensional gravity forward modelling based on rectilinear grid and Block–Toeplitz Toeplitz–Block methods.

Authors: Wan, Ling Li, Shihe Ye, Rui et al.

Source: Geophysical Prospecting. Feb2025, Vol. 73 Issue 2, p459-470. 12p.

Subject Terms: *GRAVITY anomalies, *GRIDS (Cartography), *TOEPLITZ matrices, *BOREHOLE gravimetry, *MATHEMATICAL optimization

Reviews & Products: MATLAB (Computer software)

A Korovkin-Based Approximation of Multilevel Toeplitz Matrices (with Rectangular Unstructured Blocks) via Multilevel Trigonometric Matrix Spaces

Authors: Capizzano, Stefano Serra

Source: SIAM Journal on Numerical Analysis, 1999 Jan 01. 36(6), 1831-1857.

Access URL: https://www.jstor.org/stable/2587224

Block Circulant and Toeplitz Structures in the Linearized Hartree–Fock Equation on Finite Lattices: Tensor Approach

Authors: Khoromskaia, Venera Khoromskij, Boris N.

Source: Computational Methods in Applied Mathematics ; volume 17, issue 3, page 431-455 ; ISSN 1609-9389 1609-4840

Availability: https://doi.org/10.1515/cmam-2017-0004
https://www.degruyter.com/view/journals/cmam/17/3/article-p431.xml
https://www.degruyter.com/document/doi/10.1515/cmam-2017-0004/xml
https://www.degruyter.com/document/doi/10.1515/cmam-2017-0004/pdf

OLRIV: a new fast adaptive algorithm for rectangular-block Toeplitz systems: OLRIV: A new fast adaptive algorithm for rectangular-block Toeplitz systems

Authors: V. Buzenac-Settineri M. Najim

Source: IEEE Transactions on Signal Processing. 48:2519-2534

Subject Terms: Signal theory (characterization, reconstruction, filtering, etc.), overdetermined systems, 0209 industrial biotechnology, OLRIV, Toeplitz matrices, adaptive filtering, 0202 electrical engineering, electronic engineering, information engineering, overdetermined lattice recursive instrumental variable, 02 engineering and technology, blind adaptive identification of AR channels

File Description: application/xml

Fast inverse Cholesky decomposition for rectangular Toeplitz-block matrix.

Authors: Yunlan, Fang Huirao, Zheng Xiao, Hu

Source: Wuhan University Journal of Natural Sciences; Dec1997, Vol. 2 Issue 4, p418-422, 5p

A Korovkin-Based Approximation of MultilevelToeplitz Matrices (With Rectangular Unstructured Blocks) via Multilevel Trigonometric Matrix Spaces: A Korovkin-based approximation of multilevel Toeplitz matrices (With rectangular unstructured blocks) via multilevel trigonometric matrix spaces

Authors: SERRA CAPIZZANO, STEFANO

Source: SIAM Journal on Numerical Analysis. 36:1831-1857

Subject Terms: Linear symmetric and selfadjoint operators (unbounded), Toeplitz matrices, 4. Education, Multilinear algebra, tensor calculus, Approximation by positive operators, linear positive operators, matrix spaces, 0101 mathematics, matrix algebras, 01 natural sciences

File Description: application/xml

Access URL: https://epubs.siam.org/doi/abs/10.1137/S0036142997322497
https://www.jstor.org/stable/2587224
https://hdl.handle.net/11383/1490585

Light scattering by rectangular solids in the discrete-dipole approximation: a new algorithm exploiting the Block–Toeplitz structure

Authors: Bruce T. Draine Graeme L. Stephens Piotr J. Flatau

Source: Journal of the Optical Society of America A. 7:593

Subject Terms: 0103 physical sciences, 01 natural sciences, 0105 earth and related environmental sciences

Access URL: https://www.osapublishing.org/josaa/abstract.cfm?uri=josaa-7-4-593
http://ui.adsabs.harvard.edu/abs/1990JOSAA...7..593F/abstract
https://collaborate.princeton.edu/en/publications/light-scattering-by-rectangular-solids-in-the-discrete-dipole-app

Fast Implementation of FEM for Integral Fractional Laplacian on Rectangular Meshes

Authors: Sheng, Changtao Wang, Li-Lian Chen, Hongbin et al.

Contributors: Sheng, Changtao Wang, Li-Lian Chen, Hongbin et al.

Source: Communications in Computational Physics. 36:673-710

Subject Terms: Integral fractional Laplacian, Stiffness matrix with Toeplitz structure, Mathematical Sciences

On the fast solution of Toeplitz-block linear systems arising in multivariate approximation theory

Authors: Becuwe, Stefan Cuyt, Annie A.M.

Source: Numerical algorithms

Subject Terms: 0101 mathematics, 01 natural sciences

Access URL: https://hdl.handle.net/10067/620170151162165141

Properties of multilevel block -circulants

Authors: Trench, William F.¹ wtrench@trinity.edu

Source: Linear Algebra & its Applications. Oct2009, Vol. 431 Issue 10, p1833-1847. 15p.

Subject Terms: *TOEPLITZ matrices, *FOURIER transforms, *COMPUTER simulation, *EIGENVALUES, *MATRICES (Mathematics), *NUMERICAL analysis

Isotropy groups of the action of orthogonal *congruence on Hermitian matrices.

Authors: Starčič, Tadej^1,2 (AUTHOR) tadej.starcic@pef.uni-lj.si

Source: Linear Algebra & its Applications. Aug2024, Vol. 694, p101-135. 35p.

Subject Terms: *TOEPLITZ matrices, *ISOTROPY subgroups, *COMPLEX matrices, *EQUATIONS

Kronecker product approximations for dense block Toeplitz-plus-Hankel matrices.

Authors: Kilmer, M. E. Nagy, J. G.

Source: Numerical Linear Algebra with Applications; Oct2007, Vol. 14 Issue 8, p581-602, 22p, 1 Black and White Photograph, 1 Diagram, 1 Chart, 6 Graphs

Subject Terms: KRONECKER products, MATRICES (Mathematics), FACTORIZATION, IMAGE processing, ALGORITHMS

Linear eigenvalue statistics of XX′ matrices.

Authors: A. S., Kiran Kumar Maurya, Shambhu Nath Saha, Koushik

Source: Journal of Mathematical Physics; Dec2023, Vol. 64 Issue 12, p1-27, 27p

Subject Terms: TOEPLITZ matrices, STATISTICS, MATRICES (Mathematics), RANDOM variables, GAUSSIAN distribution

A Graduated Non-Convexity Technique for Dealing Large Point Spread Functions.

Authors: Boccuto, Antonio Gerace, Ivan Giorgetti, Valentina

Source: Applied Sciences (2076-3417); May2023, Vol. 13 Issue 10, p5861, 28p

Subject Terms: TOEPLITZ matrices, IMAGE reconstruction, SYMMETRIC matrices, ENERGY function, IMAGE denoising, IMAGE reconstruction algorithms

Reduced Order Modeling for First Order Hyperbolic Systems with Application to Multiparameter Acoustic Waveform Inversion.

Authors: Borcea, Liliana Garnier, Josselin Mamonov, Alexander V. et al.

Source: SIAM Journal on Imaging Sciences; 2025, Vol. 18 Issue 2, p851-880, 30p

Isotropy groups of the action of orthogonal similarity on symmetric matrices.

Authors: Starčič, Tadej^1,2 (AUTHOR) tadej.starcic@pef.uni-lj.si

Source: Linear & Multilinear Algebra. Mar2023, Vol. 71 Issue 5, p842-866. 25p.

Subject Terms: *TOEPLITZ matrices, *ISOTROPY subgroups, *COMPLEX matrices, *SYMMETRIC matrices, *EQUATIONS

Kryging: geostatistical analysis of large-scale datasets using Krylov subspace methods.

Authors: Majumder, Suman Guan, Yawen Reich, Brian J. et al.

Source: Statistics & Computing; Oct2022, Vol. 32 Issue 5, p1-16, 16p

Adaptive Target Detection and DOA Estimation With Uniform Rectangular Arrays in the Presence of Unknown Mutual Coupling

Authors: Lan Lan Massimo Rosamilia Augusto Aubry et al.

Source: IEEE Transactions on Radar Systems. 1:325-338

Subject Terms: MFLRT, GLRT, mutual coupling, Adaptive radar detection, mutual coupling, uniform rectangular arrays, GLRT, MFLRT, Adaptive radar detection, uniform rectangular arrays

Access URL: https://ieeexplore.ieee.org/abstract/document/10164202
https://hdl.handle.net/11588/978524
https://ieeexplore.ieee.org/abstract/document/10164202
https://doi.org/10.1109/trs.2023.3289991
https://hdl.handle.net/11588/978524