Výsledky vyhľadávania - "weak Chebyshev greedy algorithm"

The Weak Chebyshev Greedy Algorithm (WCGA) in $L^p (\log L)^\alpha$ spaces

Autori: Garrigós, Gustavo

Témy: Mathematics - Functional Analysis, Mathematics - Category Theory, Mathematics - Numerical Analysis, text

URL: http://arxiv.org/abs/2209.05404

On the generalized approximate weak Chebyshev greedy algorithm

Autori: Anton Dereventsov

Zdroj: Studia Mathematica. 237:153-175

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

Prístupová URL adresa: http://arxiv.org/pdf/1603.09006
http://arxiv.org/abs/1603.09006
https://arxiv.org/pdf/1603.09006v2
https://www.arxiv.org/abs/1603.09006
https://ui.adsabs.harvard.edu/abs/2016arXiv160309006D/abstract

On the Approximate Weak Chebyshev Greedy Algorithm in uniformly smooth Banach spaces

Autori: Anton Dereventsov

Zdroj: Journal of Mathematical Analysis and Applications. 436:288-304

Predmety: FOS: Mathematics, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), 0101 mathematics, 01 natural sciences

Prístupová URL adresa: http://arxiv.org/abs/1505.00232
https://arxiv.org/pdf/1505.00232.pdf
https://arxiv.org/abs/1505.00232
http://ui.adsabs.harvard.edu/abs/2015arXiv150500232D/abstract
https://www.sciencedirect.com/science/article/abs/pii/S0022247X15011129
https://www.sciencedirect.com/science/article/pii/S0022247X15011129
https://128.84.21.199/abs/1505.00232

Approximation properties of some vector weak biorthogonal greedy algorithms.

Autori: Wang, Xianhe Xu, Xu Ye, Peixin a ďalší

Zdroj: International Journal of Wavelets, Multiresolution & Information Processing; Nov2024, Vol. 22 Issue 6, p1-14, 14p

Predmety: SPARSE approximations, BANACH spaces, ALGORITHMS

The WCGA in Lp(logL)α Spaces.

Autori: Garrigós, Gustavo¹ (AUTHOR) gustavo.garrigos@um.es

Zdroj: Constructive Approximation. Feb2025, Vol. 61 Issue 1, p115-147. 33p.

Predmety: *ORLICZ spaces, *BANACH spaces, *GREEDY algorithms, *NONLINEAR systems, *COMMERCIAL space ventures, *ORTHOGONAL matching pursuit

Approximation Properties of the Vector Weak Rescaled Pure Greedy Algorithm.

Autori: Xu, Xu Guo, Jinyu Ye, Peixin a ďalší

Zdroj: Mathematics (2227-7390); May2023, Vol. 11 Issue 9, p2020, 23p

Predmety: HILBERT space, GREEDY algorithms, BANACH spaces, ORTHOGONAL functions, APPROXIMATION algorithms

On greedy approximation in complex Banach spaces

Autori: Gasnikov, A. Temlyakov, V.

Témy: Mathematics - Functional Analysis, Mathematics - Numerical Analysis, text

URL: http://arxiv.org/abs/2408.03214

Improving Greedy Algorithms for Rational Approximation

Autori: Adler, James H. Hu, Xiaozhe Wang, Xue a ďalší

Témy: Mathematics - Numerical Analysis, 41A20, 65K10, 65N30, 65F08, text

URL: http://arxiv.org/abs/2407.15775

Randomized Greedy Algorithms for Neural Network Optimization in Solving Partial Differential Equations.

Autori: Xu, Jinchao Xu, Xiaofeng

Zdroj: Journal of Scientific Computing; Oct2025, Vol. 105 Issue 1, p1-35, 35p

Sparse sampling recovery by greedy algorithms

Autori: Temlyakov, V.

Témy: Mathematics - Numerical Analysis, Mathematics - Functional Analysis, text

URL: http://arxiv.org/abs/2312.13163

Lebesgue-type inequalities in sparse sampling recovery

Autori: Dai, F. Temlyakov, V.

Témy: Mathematics - Numerical Analysis, Mathematics - Functional Analysis, text

URL: http://arxiv.org/abs/2307.04161

Improving Greedy Algorithms for Rational Approximation

Autori: James H. Adler Xiaozhe Hu Xue Wang a ďalší

Zdroj: SIAM Journal on Scientific Computing. :S50-S65

Predmety: 41A20, 65K10, 65N30, 65F08, FOS: Mathematics, Mathematics - Numerical Analysis, Numerical Analysis (math.NA)

Prístupová URL adresa: http://arxiv.org/abs/2407.15775

Biorthogonal Greedy Algorithms in convex optimization.

Autori: Dereventsov, A.V. Temlyakov, V.N.

Zdroj: Applied & Computational Harmonic Analysis. Sep2022, Vol. 60, p489-511. 23p.

Predmety: *BIORTHOGONAL systems, *GREEDY algorithms, *MATHEMATICAL optimization, *BANACH spaces, *CONVEX sets, *FUNCTION spaces, *CONVEX functions

Stability of Weak Rescaled Pure Greedy Algorithms.

Autori: Li, Wan Lu, Man Ye, Peixin a ďalší

Zdroj: Axioms (2075-1680); Jun2025, Vol. 14 Issue 6, p446, 26p

Predmety: SMOOTHNESS of functions, GREEDY algorithms, BANACH spaces, SIGNAL processing, MACHINE learning

Sparse sampling recovery by greedy algorithms

Autori: Temlyakov, V.

Zdroj: IMA Journal of Numerical Analysis.

Predmety: Mathematics - Functional Analysis, FOS: Mathematics, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), Functional Analysis (math.FA)

Prístupová URL adresa: http://arxiv.org/abs/2312.13163

Efficiency of weak greedy algorithms for m-term approximations.

Autori: Ye, PeiXin Wei, XiuJie

Zdroj: SCIENCE CHINA Mathematics; Apr2016, Vol. 59 Issue 4, p697-714, 18p

Biorthogonal Greedy Algorithms in Convex Optimization

Autori: Dereventsov, Anton Temlyakov, Vladimir

Témy: Mathematics - Numerical Analysis, Mathematics - Optimization and Control, text

URL: http://arxiv.org/abs/2001.05530

A NEW ANALYSIS OF EMPIRICAL INTERPOLATION METHODS AND CHEBYSHEV GREEDY ALGORITHMS.

Autori: YUWEN LI

Zdroj: SIAM Journal on Numerical Analysis; 2025, Vol. 63 Issue 2, p931-948, 18p

Predmety: GREEDY algorithms, APPROXIMATION algorithms, EMPIRICAL research, ENTROPY

Research Work at the Chair of Theory of Functions and Functional Analysis.

Autori: Kashin, B. S. Beloshapka, V. K. Bogachev, V. I. a ďalší

Zdroj: Moscow University Mathematics Bulletin; Feb2025, Vol. 80 Issue 1, p42-55, 14p

Sparse Approximation and Recovery by Greedy Algorithms.

Autori: Livshitz, Eugene D. Temlyakov, Vladimir N.

Zdroj: IEEE Transactions on Information Theory; Jul2014, Vol. 60 Issue 7, p3989-4000, 12p

Predmety: CHEBYSHEV approximation, GREEDY algorithms, SPARSE approximations, BANACH spaces, HILBERT space