Výsledky vyhľadávania - "Thresholding greedy algorithm"

Twenty-five years of greedy bases

Autori: Fernando Albiac José L. Ansorena Vladimir Temlyakov a ďalší

Prispievatelia: Fernando Albiac José L. Ansorena Vladimir Temlyakov a ďalší

Zdroj: 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)

Predmety: 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

Popis súboru: application/pdf; application/xml

Prístupová URL adresa: 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

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

Autori: Albiac Alesanco, Fernando José Ansorena, José L. Bello, Glenier a ďalší

Prispievatelia: Albiac Alesanco, Fernando José Ansorena, José L. Bello, Glenier a ďalší

Zdroj: 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

Predmety: 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

Popis súboru: application/pdf

Prístupová URL adresa: 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

Bidemocratic Bases and Their Connections with Other Greedy-Type Bases

Autori: Albiac, Fernando Ansorena, José L. Berasategui, Miguel Hernán a ďalší

Prispievatelia: Albiac, Fernando Ansorena, José L. Berasategui, Miguel Hernán a ďalší

Zdroj: 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
RIUR. Repositorio Institucional de la Universidad de La Rioja
Universidad de La Rioja (UR)

Predmety: THRESHOLDING GREEDY ALGORITHM, 41A65 (Primary) 41A46, 46B15, 46B45 (Secondary), DEMOCRACY, Democracy, 01 natural sciences, Functional Analysis (math.FA), Mathematics - Functional Analysis, QUASI-GREEDY BASIS, FOS: Mathematics, Thresholding greedy algorithm, Quasi-greedy basis, 0101 mathematics, NONLINEAR APPROXIMATION, Nonlinear approximation

Popis súboru: application/pdf

Prístupová URL adresa: http://arxiv.org/abs/2105.15177
https://ur.portalcientifico.es/documentos/63a75aa29ac45918ff1f8fbd
https://academica-e.unavarra.es/handle/2454/45136
https://investigacion.unirioja.es/documentos/63a75aa29ac45918ff1f8fbd
http://hdl.handle.net/11336/213287

Sparse approximation using new greedy-like bases in superreflexive spaces

Autori: Albiac, Fernando Ansorena, José L. Berasategui, Miguel Hernán a ďalší

Prispievatelia: Albiac, Fernando Ansorena, José L. Berasategui, Miguel Hernán a ďalší

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

Predmety: 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

Popis súboru: application/pdf

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

Counterexamples in isometric theory of symmetric and greedy bases

Autori: Albiac, Fernando Ansorena, José L. Blasco, Óscar a ďalší

Predmety: Property (A), Suppression unconditional basis, Thresholding greedy algorithm, Greedy basis, Symmetric basis

Popis súboru: application/pdf

Prístupová URL adresa: https://investigacion.unirioja.es/documentos/652b2930ebee473633a36d6b

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

Autori: Albiac, Fernando Ansorena, José L. Bello, Glenier a ďalší

Zdroj: Dialnet CRIS Repositorio institucional de la Universidad de La Rioja
instname

Predmety: Conditional basis, Almost greedy basis, 41A65, ℓp-Spaces, Thresholding greedy algorithm, Quasi-greedy basis, Subsymmetric basis, 46B15

Popis súboru: application/pdf

Prístupová URL adresa: https://ur.portalcientifico.es/documentos/64e2a5294a4f093d56e71bfb

Linear versus nonlinear forms of partial unconditionality of bases

Autori: Albiac, Fernando Ansorena, José L. Berasategui, Miguel a ďalší

Zdroj: Dialnet CRIS Repositorio institucional de la Universidad de La Rioja
instname

Predmety: Bounded-oscillation unconditionality, Nearly unconditional bases, Partial unconditionality, Thresholding greedy algorithm

Popis súboru: application/pdf

Prístupová URL adresa: https://ur.portalcientifico.es/documentos/66b88c59110bef475d850c99

Weak forms of unconditionality of bases in greedy approximation

Autori: Albiac, Fernando Ansorena, José L. Berasategui, Miguel Hernán a ďalší

Prispievatelia: Albiac, Fernando Ansorena, José L. Berasategui, Miguel Hernán a ďalší

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

Predmety: GREEDY, GT-space, 01 natural sciences, Functional Analysis (math.FA), Mathematics - Functional Analysis, UNCONDITIONAL, BASES, FOS: Mathematics, Non-linear approximation, NEARLY UNCONDITIONAL, Thresholding greedy algorithm, Quasi-greedy basis, 41A65 (Primary) 41A46, 41A17, 46B15, 46B45 (Secondary), 0101 mathematics

Popis súboru: application/pdf

Prístupová URL adresa: http://arxiv.org/abs/2106.00975
https://academica-e.unavarra.es/handle/2454/46466
http://hdl.handle.net/11336/214863

Linear versus nonlinear forms of partial unconditionality of bases

Autori: Albiac, Fernando 0000-0001-7051-9279 Ansorena, José L. 0000-0002-4979-1080 Berasategui, Miguel

Predmety: Bounded-oscillation unconditionality, Nearly unconditional bases, Partial unconditionality, Thresholding greedy algorithm

Popis súboru: application/pdf

Relation: info:eu-repo/semantics/altIdentifier/eissn/1096-0783; info:eu-repo/semantics/altIdentifier/pissn/0022-1236; Linear versus nonlinear forms of partial unconditionality of bases, 2024, vol. 287, núm. 9; https://investigacion.unirioja.es/documentos/66b88c59110bef475d850c99

Dostupnosť: https://investigacion.unirioja.es/documentos/66b88c59110bef475d850c99
https://doi.org/10.1016/J.JFA.2024.110594

Counterexamples in isometric theory of symmetric and greedy bases

Autori: Albiac, Fernando 0000-0001-7051-9279 Ansorena, José L. 0000-0002-4979-1080 Blasco, Óscar 0000-0001-9512-0598 a ďalší

Predmety: Greedy basis, Property (A), Suppression unconditional basis, Symmetric basis, Thresholding greedy algorithm

Popis súboru: application/pdf

Relation: info:eu-repo/semantics/altIdentifier/eissn/1096-0430; info:eu-repo/semantics/altIdentifier/pissn/0021-9045; Counterexamples in isometric theory of symmetric and greedy bases, 2024, vol. 297; https://investigacion.unirioja.es/documentos/652b2930ebee473633a36d6b

Dostupnosť: https://investigacion.unirioja.es/documentos/652b2930ebee473633a36d6b
https://doi.org/10.1016/J.JAT.2023.105970

Bidemocratic Bases and Their Connections with Other Greedy-Type Bases

Autori: Albiac, Fernando Ansorena, José L. Berasategui, Miguel a ďalší

Zdroj: Dialnet CRIS Repositorio institucional de la Universidad de La Rioja
instname

Predmety: Thresholding greedy algorithm, Quasi-greedy basis, Nonlinear approximation, Democracy

Popis súboru: application/pdf

Prístupová URL adresa: https://ur.portalcientifico.es/documentos/63a75aa29ac45918ff1f8fbd

Elton's near unconditionality of bases as a threshold-free form of greediness

Autori: Albiac, Fernando Ansorena, José L. Berasategui, Miguel a ďalší

Zdroj: Dialnet CRIS Repositorio institucional de la Universidad de La Rioja
instname

Predmety: Nearly unconditional bases, Thresholding greedy algorithm

Popis súboru: application/pdf

Prístupová URL adresa: https://ur.portalcientifico.es/documentos/64a0c05e92f9861a6d05f0f0

Elton's near unconditionality of bases as a threshold-free form of greediness

Autori: Albiac, Fernando 0000-0001-7051-9279 Ansorena, José L. 0000-0002-4979-1080 Berasategui, Miguel

Predmety: Nearly unconditional bases, Thresholding greedy algorithm

Popis súboru: application/pdf

Relation: info:eu-repo/semantics/altIdentifier/eissn/1096-0783; info:eu-repo/semantics/altIdentifier/pissn/0022-1236; Elton's near unconditionality of bases as a threshold-free form of greediness, 2023, vol. 285, núm. 7; https://investigacion.unirioja.es/documentos/64a0c05e92f9861a6d05f0f0

Dostupnosť: https://investigacion.unirioja.es/documentos/64a0c05e92f9861a6d05f0f0
https://doi.org/10.1016/J.JFA.2023.110060

A remark on approximation with polynomials and greedy bases

Autori: Pablo M. Berná Antonio Pérez Ministerio de Economía y Competitividad (España) a ďalší

Prispievatelia: Pablo M. Berná Antonio Pérez Ministerio de Economía y Competitividad (España) a ďalší

Zdroj: Digital.CSIC. Repositorio Institucional del CSIC
instname

Predmety: Mathematics - Functional Analysis, Greedy bases, FOS: Mathematics, Thresholding greedy algorithm, Almost greedy bases, 0101 mathematics, 01 natural sciences, Functional Analysis (math.FA)

Prístupová URL adresa: http://arxiv.org/pdf/1903.01763
http://arxiv.org/abs/1903.01763
http://hdl.handle.net/10261/200202
https://www.sciencedirect.com/science/article/abs/pii/S0022247X19304391
https://digital.csic.es/handle/10261/200202

Unconditional and quasi-greedy bases in $L_p$ with applications to Jacobi polynomials Fourier series

Autori: Fernando Albiac Jose L. Ansorena Juan L. Varona a ďalší

Prispievatelia: Fernando Albiac Jose L. Ansorena Juan L. Varona a ďalší

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

Predmety: Mathematics - Functional Analysis, Unconditional basis, L-p-spaces, Jacobi polynomials, FOS: Mathematics, Thresholding greedy algorithm, Quasi-greedy basis, 0101 mathematics, 46B15 (Primary), 41A65 (Secondary), 01 natural sciences, Functional Analysis (math.FA)

Popis súboru: application/pdf

Prístupová URL adresa: https://academica-e.unavarra.es/xmlui/bitstream/2454/35946/1/2019060303_Albiac_UnconditionalQuasigreedy.pdf
http://arxiv.org/abs/1507.05934
https://investigacion.unirioja.es/documentos/5de8edcb29995218771dd931
https://academica-e.unavarra.es/handle/2454/35946
https://hdl.handle.net/2454/35946
https://ur.portalcientifico.es/documentos/5de8edcb29995218771dd931
https://www.ems-ph.org/journals/show_abstract.php?issn=0213-2230&vol=35&iss=2&rank=7
https://investigacion.unirioja.es/documentos/5de8edcb29995218771dd931
http://ui.adsabs.harvard.edu/abs/2015arXiv150705934A/abstract
https://academica-e.unavarra.es/handle/2454/35946
https://dialnet.unirioja.es/servlet/articulo?codigo=7154920

Lebesgue-Type Inequalities for Quasi-greedy Bases

Thesis Advisors: UAM. Departamento de Matemáticas

Zdroj: Constructive Approximation 38.3 (2013): 447-470
0176-4276 (print)
1432-0940 (online)
447
3
470
38

Predmety: Bounded variation, Democracy functions, Lebesgue-type inequalities, Non-linear approximation, Quasi-greedy bases, Thresholding greedy algorithm, Matemáticas

Prístupová URL adresa: http://hdl.handle.net/10486/669628

Lebesgue constants for Chebyshev thresholding greedy algorithms

Autori: Chunfang Shao Peixin Ye

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

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

Popis súboru: electronic resource

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

Prístupová URL adresa: https://doaj.org/article/6b0f6bda5f974b3bb6b1018acb12909d

Conditional Quasi-Greedy Bases in Non-superreflexive Banach Spaces

Autori: Przemysław Wojtaszczyk Jose L. Ansorena Fernando Albiac a ďalší

Prispievatelia: Przemysław Wojtaszczyk Jose L. Ansorena Fernando Albiac a ďalší

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

Predmety: Reflexivity, Conditional basis, Conditionality constants, Superreflexivity, Functional Analysis (math.FA), Mathematics - Functional Analysis, Cotype, Banach spaces, Finite representability, FOS: Mathematics, Thresholding greedy algorithm, Type, 46B15, 41A65, Quasi-greedy basis, Super property

Popis súboru: application/pdf

Prístupová URL adresa: https://academica-e.unavarra.es/xmlui/bitstream/2454/34670/1/04_Albiac_ConditionalQuasigreedy.pdf
http://arxiv.org/abs/1702.06326
https://hdl.handle.net/2454/34670
https://academica-e.unavarra.es/handle/2454/34670
https://investigacion.unirioja.es/documentos/5bbc68cdb750603269e80fde
https://ur.portalcientifico.es/documentos/5bbc68cdb750603269e80fde
http://ui.adsabs.harvard.edu/abs/2017arXiv170206326A/abstract
https://academica-e.unavarra.es/xmlui/handle/2454/34670
https://link.springer.com/article/10.1007/s00365-017-9399-x
https://academica-e.unavarra.es/xmlui/bitstream/2454/34670/1/04_Albiac_ConditionalQuasigreedy.pdf
https://core.ac.uk/display/78511722
https://pbn.nauka.gov.pl/sedno-webapp/works/840823

Equivalencias de bases en aproximación greedy ; Equivalences of bases in greedy approximation

Autori: Berasategui, Miguel Hernán Lassalle, Silvia Beatriz

Prispievatelia: Berasategui, Miguel Hernán Lassalle, Silvia Beatriz

Predmety: ALGORITMO GREEDY, ALGORITMO GREEDY DE CHEVYSHEV, BASES SEMI-GREEDY, INCONDICIONALIDAD PARCIAL, BASES QUASI-GREEDY, THRESHOLDING GREEDY ALGORITHM, CHEBYSHEV THRESHOLDING GREEDY ALGORITHM, SEMI-GREEDY BASES, PARTIAL UNCONDITIONALITY, QUASI-GREEDY BASES

Popis súboru: application/pdf

Relation: https://hdl.handle.net/20.500.12110/tesis_n7571_Berasategui

Dostupnosť: https://hdl.handle.net/20.500.12110/tesis_n7571_Berasategui
https://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=aextesis&d=tesis_n7571_Berasategui_oai

Conditionality constants of quasi-greedy bases in super-reflexive Banach spaces

Autori: Albiac, F. Ansorena, J.L. Garrigós, G. a ďalší

Zdroj: 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)

Predmety: Weak parallelogram inequality, Conditional basis, Reflexive space, Uniform convexity, 0103 physical sciences, Super-reflexive space, Thresholding greedy algorithm, Quasi-greedy basis, 0101 mathematics, 01 natural sciences

Popis súboru: application/pdf

Prístupová URL adresa: https://ur.portalcientifico.es/documentos/5bbc6816b750603269e80239
https://investigacion.unirioja.es/documentos/5bbc6816b750603269e80239
https://www.impan.pl/pl/wydawnictwa/czasopisma-i-serie-wydawnicze/studia-mathematica/all/227/2/91216/conditionality-constants-of-quasi-greedy-bases-in-super-reflexive-banach-spaces
http://yadda.icm.edu.pl/yadda/element/bwmeta1.element.bwnjournal-article-doi-10_4064-sm227-2-3
https://eudml.org/doc/285579