Suchergebnisse - Chebyshev thresholding greedy algorithm
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Lebesgue inequalities for Chebyshev thresholding greedy algorithms
ISSN: 1139-1138, 1988-2807Veröffentlicht: Cham Springer International Publishing 01.09.2020Veröffentlicht in Revista matemática complutense (01.09.2020)“… We establish estimates for the Lebesgue parameters of the Chebyshev weak thresholding greedy algorithm in the case of general bases in Banach spaces …”
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Lebesgue constants for Chebyshev thresholding greedy algorithms
ISSN: 1029-242X, 1025-5834, 1029-242XVeröffentlicht: Cham Springer International Publishing 27.04.2018Veröffentlicht in Journal of inequalities and applications (27.04.2018)“… We investigate the efficiency of Chebyshev Thresholding Greedy Algorithm (CTGA) for an n -term approximation with respect to general bases in a Banach space …”
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Greedy algorithms: a review and open problems
ISSN: 1029-242X, 1025-5834, 1029-242XVeröffentlicht: Cham Springer International Publishing 03.02.2025Veröffentlicht in Journal of inequalities and applications (03.02.2025)“… Next, we provide a general overview of the thresholding greedy algorithm and the Chebyshev thresholding greedy algorithm, with particular attention to their applications to bases in p -Banach spaces with 0 < p ≤ 1 …”
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Lebesgue inequalities for Chebyshev Thresholding Greedy Algorithms
ISSN: 2331-8422Veröffentlicht: Ithaca Cornell University Library, arXiv.org 10.11.2018Veröffentlicht in arXiv.org (10.11.2018)“… We establish estimates for the Lebesgue parameters of the Chebyshev Weak Thresholding Greedy Algorithm in the case of general bases in Banach spaces …”
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Efficiency of weak greedy algorithms for m-term approximations
ISSN: 1674-7283, 1869-1862Veröffentlicht: Beijing Science China Press 01.04.2016Veröffentlicht in Science China. Mathematics (01.04.2016)“… spaces.We estimate the corresponding Lebesgue constants for the weak thresholding greedy algorithm …”
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Greedy algorithms: a review and open problems
ISSN: 2331-8422Veröffentlicht: Ithaca Cornell University Library, arXiv.org 06.12.2024Veröffentlicht in arXiv.org (06.12.2024)“… overview of the Thresholding Greedy Algorithm and the Chebyshev Thresholding Greedy Algorithm with regard to bases in p-Banach spaces with \(0 < p \leq 1 …”
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Weak weight-semi-greedy Markushevich bases
ISSN: 0308-2105, 1473-7124Veröffentlicht: Edinburgh, UK Royal Society of Edinburgh Scotland Foundation 01.08.2024Veröffentlicht in Proceedings of the Royal Society of Edinburgh. Section A. Mathematics (01.08.2024)“… In all of the above cases, we also bring to the context of weights the weak greedy and Chebyshev greedy algorithms …”
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On approximation spaces and Greedy-type bases
ISSN: 2639-7390, 2008-8752Veröffentlicht: Cham Springer International Publishing 01.01.2025Veröffentlicht in Annals of functional analysis (01.01.2025)“… The purpose of this paper is to introduce ω -Chebyshev–Greedy and ω -partially greedy approximation classes and study their relation with ω …”
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