Search Results - thresholding greedy algorithm

Approximation by polynomials with constant coefficients and the Thresholding Greedy Algorithm

Authors: Berasategui, Miguel Berná, Pablo M. González, David

Source: Carpathian Journal of Mathematics, 2025 Jan 01. 41(1), 31-44.

Access URL: https://www.jstor.org/stable/27372146

Rate of convergence of Thresholding Greedy Algorithms

Authors: Temlyakov, V. N.

Source: Sbornik: Mathematics. 215:275-289

Subject Terms: Mathematics - Functional Analysis, FOS: Mathematics, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), 0101 mathematics, 01 natural sciences, Functional Analysis (math.FA)

Access URL: http://arxiv.org/abs/2304.09586

Democracy of quasi-greedy bases in -Banach spaces with applications to the efficiency of the Thresholding Greedy Algorithm in the Hardy spaces

Authors: Fernando Albiac José L. Ansorena Glenier Bello

Source: RIUR. Repositorio Institucional de la Universidad de La Rioja
Universidad de La Rioja (UR)
Dialnet CRIS Repositorio institucional de la Universidad de La Rioja
instname

Subject Terms: Hardy spaces, democratic basis, quasi-greedy basis, 16. Peace & justice, quasi-Banach spaces

File Description: application/pdf

Access URL: https://investigacion.unirioja.es/documentos/648fd7f6f1a6cb24f859cd6a
https://ur.portalcientifico.es/documentos/648fd7f6f1a6cb24f859cd6a

Democracy of quasi-greedy bases in p-Banach spaces with applications to the efficiency of the thresholding greedy algorithm in the hardy spaces Hp(Dd)

Authors: Albiac Alesanco, Fernando José Ansorena, José L. Bello, Glenier et al.

Contributors: Albiac Alesanco, Fernando José Ansorena, José L. Bello, Glenier et al.

Source: Academica-e. Repositorio Institucional de la Universidad Pública de Navarra
Universidad Pública de Navarra

Subject Terms: Democratic basis, Quasi-Banach spaces, Hardy spaces, Quasi-greedy basis

File Description: application/pdf

Access URL: https://academica-e.unavarra.es/handle/2454/46529

Democracy of quasi-greedy bases in -Banach spaces with applications to the efficiency of the Thresholding Greedy Algorithm in the Hardy spaces

Authors: Albiac, Fernando Ansorena, José L. Bello, Glenier et al.

Subject Terms: Hardy spaces, democratic basis, quasi-greedy basis, quasi-Banach spaces

File Description: application/pdf

Access URL: https://investigacion.unirioja.es/documentos/648fd7f6f1a6cb24f859cd6a

The thresholding greedy algorithm versus approximations with sizes bounded by certain functions f

Authors: Hùng Việt Chu

Source: Journal of Mathematical Analysis and Applications. 539:128570

Subject Terms: Mathematics - Functional Analysis, 41A65, 46B15, FOS: Mathematics, 0101 mathematics, 01 natural sciences, Functional Analysis (math.FA)

Access URL: http://arxiv.org/abs/2209.09628

Rate of convergence of Thresholding Greedy Algorithms

Authors: Temlyakov, V. N.

Index Terms: Mathematics - Numerical Analysis, Mathematics - Functional Analysis, text

URL: http://arxiv.org/abs/2304.09586

Approximation by polynomials with constant coefficients and the Thresholding Greedy Algorithm

Authors: Berasategui, Miguel Berná, Pablo M. González, David

Subject Terms: Mathematics - Functional Analysis, FOS: Mathematics, Functional Analysis (math.FA), 46B15

Access URL: http://arxiv.org/abs/2309.14607

Lebesgue constants for Chebyshev thresholding greedy algorithms

Authors: Chunfang Shao Peixin Ye

Source: Journal of Inequalities and Applications, Vol 2018, Iss 1, Pp 1-23 (2018)

Subject Terms: Chebyshev thresholding greedy algorithm, Convergence property, Trigonometric system, Summing basis, Quasi-greedy basis, Lebesgue constants, Mathematics, QA1-939

File Description: electronic resource

Relation: http://link.springer.com/article/10.1186/s13660-018-1694-y; https://doaj.org/toc/1029-242X

Access URL: https://doaj.org/article/6b0f6bda5f974b3bb6b1018acb12909d

Democracy of quasi-greedy bases in $\boldsymbol p$ -Banach spaces with applications to the efficiency of the Thresholding Greedy Algorithm in the Hardy spaces $\boldsymbol {H_{p}({\mathbb {D}}^{d})}$.

Authors: Albiac, Fernando Ansorena, José L. Bello, Glenier

Source: Proceedings of the Royal Society of Edinburgh: Section A: Mathematics; Jun2024, Vol. 154 Issue 3, p906-928, 23p

Subject Terms: THRESHOLDING algorithms, GREEDY algorithms, HARDY spaces, APPROXIMATION theory, FUNCTIONAL analysis, DEMOCRACY

Lebesgue inequalities for Chebyshev thresholding greedy algorithms

Authors: P. M. Berná Ó. Blasco G. Garrigós et al.

Source: Revista Matemática Complutense

Subject Terms: Mathematics - Functional Analysis, FOS: Mathematics, 0101 mathematics, 01 natural sciences, Functional Analysis (math.FA)

Access URL: http://arxiv.org/pdf/1811.04268
http://arxiv.org/abs/1811.04268
https://dialnet.unirioja.es/servlet/articulo?codigo=7564702
https://link.springer.com/article/10.1007%2Fs13163-019-00328-9

Weak thresholding greedy algorithms in Banach spaces

Authors: Denka Kutzarova Th. Schlumprecht Przemysław Wojtaszczyk et al.

Source: Journal of Functional Analysis. 263:3900-3921

Subject Terms: Banach spaces, Weak thresholding, Thresholding greedy algorithm, 0101 mathematics, 01 natural sciences, Analysis, Greedy approximation

Access URL: https://experts.illinois.edu/en/publications/weak-thresholding-greedy-algorithms-in-banach-spaces
https://core.ac.uk/display/82817049
https://www.sciencedirect.com/science/article/pii/S0022123612003606

On convergence of Weak Thresholding Greedy Algorithm in L1(0,1)

Authors: Smbat Gogyan

Source: Journal of Approximation Theory. 161:49-64

Subject Terms: Weak Thresholding Greedy Algorithm, Haar system, Greedy Algorithm, Quasi-greedy basis, 0101 mathematics, Convergence, 01 natural sciences

Access URL: http://www.sciencedirect.com/science/article/pii/S002190450800169X
https://www.sciencedirect.com/science/article/pii/S002190450800169X
https://dblp.uni-trier.de/db/journals/jat/jat161.html#Gogyan09
https://dialnet.unirioja.es/servlet/articulo?codigo=3077840

Performance of the Thresholding Greedy Algorithm with larger greedy sums

Authors: Hùng Việt Chu

Source: Journal of Mathematical Analysis and Applications. 525:127126

Subject Terms: Mathematics - Functional Analysis, 41A65, 46B15, FOS: Mathematics, 0101 mathematics, 01 natural sciences, Functional Analysis (math.FA)

Access URL: http://arxiv.org/abs/2205.00268

Greedy algorithms: a review and open problems

Authors: Andrea García

Source: Journal of Inequalities and Applications, Vol 2025, Iss 1, Pp 1-22 (2025)

Subject Terms: Greedy algorithm, Greedy bases, Mathematics, QA1-939

File Description: electronic resource

Relation: https://doaj.org/toc/1029-242X

Access URL: https://doaj.org/article/72fb9a44383b4cadaf2b2a85bc1229fe

The Thresholding Greedy Algorithm, Greedy Bases, and Duality: The thresholding greedy algorithm, greedy bases, and duality

Authors: Denka Kutzarova Stephen J. Dilworth Nigel J. Kalton et al.

Source: Constructive Approximation. 19:575-597

Subject Terms: Abstract approximation theory (approximation in normed linear spaces and other abstract spaces), Duality and reflexivity in normed linear and Banach spaces, Summability and bases, functional analytic aspects of frames in Banach and Hilbert spaces, thresholding, duality, greedy bases, greedy approximation, 0101 mathematics, 16. Peace & justice, 01 natural sciences

File Description: application/xml

Access URL: https://zbmath.org/2051472
https://doi.org/10.1007/s00365-002-0525-y
https://link.springer.com/article/10.1007/s00365-002-0525-y
https://link.springer.com/content/pdf/10.1007%2Fs00365-002-0525-y.pdf
http://www.math.uiuc.edu/~denka/dkkt6.pdf
https://experts.illinois.edu/en/publications/the-thresholding-greedy-algorithm-greedy-bases-and-duality

Twenty-five years of greedy bases

Authors: Fernando Albiac José L. Ansorena Vladimir Temlyakov et al.

Contributors: Fernando Albiac José L. Ansorena Vladimir Temlyakov et al.

Source: Academica-e. Repositorio Institucional de la Universidad Pública de Navarra
Universidad Pública de Navarra
Dialnet CRIS Repositorio institucional de la Universidad de La Rioja
instname
RIUR. Repositorio Institucional de la Universidad de La Rioja
Universidad de La Rioja (UR)

Subject Terms: 41A65 (Primary) 41A25, 41A46, 41A17, 46B15 (Secondary), Approximation by arbitrary nonlinear expressions, widths and entropy, Summability and bases, functional analytic aspects of frames in Banach and Hilbert spaces, Rate of convergence, degree of approximation, And quasi-greedy basis, nonlinear approximation, Functional Analysis (math.FA), Mathematics - Functional Analysis, and quasi-greedy basis, Abstract approximation theory (approximation in normed linear spaces and other abstract spaces), FOS: Mathematics, greedy, Thresholding greedy algorithm, Almost greedy, thresholding greedy algorithm, Greedy, Nonlinear approximation, Inequalities in approximation (Bernstein, Jackson, Nikol'skiĭ-type inequalities), almost greedy

File Description: application/pdf; application/xml

Access URL: http://arxiv.org/abs/2405.20939
https://academica-e.unavarra.es/handle/2454/53645
https://ur.portalcientifico.es/documentos/67842b2c05ff3328ea835bac
https://investigacion.unirioja.es/documentos/67842b2c05ff3328ea835bac

On consecutive greedy and other greedy-like type of bases.

Authors: Berasategui, Miguel Berná, Pablo M. Chu, Hùng Việt

Source: Research in the Mathematical Sciences; 10/3/2024, Vol. 11 Issue 4, p1-17, 17p

Subject Terms: THRESHOLDING algorithms, SCHAUDER bases, GREEDY algorithms

Existence of Almost Greedy Bases in Mixed-Norm Sequence and Matrix Spaces, Including Besov Spaces

Authors: Albiac Alesanco, Fernando José Ansorena, José L. Bello, Glenier et al.

Contributors: Albiac Alesanco, Fernando José Ansorena, José L. Bello, Glenier et al.

Source: RIUR. Repositorio Institucional de la Universidad de La Rioja
Universidad de La Rioja (UR)
Dialnet CRIS Repositorio institucional de la Universidad de La Rioja
instname
Academica-e. Repositorio Institucional de la Universidad Pública de Navarra
Universidad Pública de Navarra

Subject Terms: Conditional basis, lp-Spaces, 01 natural sciences, Functional Analysis (math.FA), 46B15 (Primary) 41A65 (Secondary), Mathematics - Functional Analysis, Almost greedy basis, FOS: Mathematics, 41A65, ℓp-Spaces, Thresholding greedy algorithm, Quasi-greedy basis, 0101 mathematics, Subsymmetric basis, 46B15

File Description: application/pdf

Access URL: http://arxiv.org/abs/2208.10203
https://investigacion.unirioja.es/documentos/64e2a5294a4f093d56e71bfb
https://ur.portalcientifico.es/documentos/64e2a5294a4f093d56e71bfb
https://academica-e.unavarra.es/handle/2454/46667

Sparse approximation using new greedy-like bases in superreflexive spaces

Authors: Albiac, Fernando Ansorena, José L. Berasategui, Miguel Hernán et al.

Contributors: Albiac, Fernando Ansorena, José L. Berasategui, Miguel Hernán et al.

Source: Academica-e. Repositorio Institucional de la Universidad Pública de Navarra
Universidad Pública de Navarra

Subject Terms: Superreflexive Banach spaces, TRUNCATION QUASI-GREEDY, BIDEMOCRATIC, 01 natural sciences, Functional Analysis (math.FA), Mathematics - Functional Analysis, Bidemocratic bases, Unconditionality constants, FOS: Mathematics, Thresholding greedy algorithm, SUPERREFLEXIVE, SUBSYMMETRIC, 41A65 (Primary) 41A46, 41A17, 46B15, 46B45 (Secondary), 0101 mathematics

File Description: application/pdf

Access URL: http://arxiv.org/abs/2205.09478
https://academica-e.unavarra.es/handle/2454/46730
http://hdl.handle.net/11336/232871