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Rescaled pure greedy algorithm for Hilbert and Banach spaces.
- Source :
-
Applied & Computational Harmonic Analysis . Nov2016, Vol. 41 Issue 3, p852-866. 15p. - Publication Year :
- 2016
-
Abstract
- We show that a very simple modification of the Pure Greedy Algorithm for approximating functions by sparse sums from a dictionary in a Hilbert or more generally a Banach space has optimal convergence rates. [ABSTRACT FROM AUTHOR]
Details
- Language :
- English
- ISSN :
- 10635203
- Volume :
- 41
- Issue :
- 3
- Database :
- Academic Search Index
- Journal :
- Applied & Computational Harmonic Analysis
- Publication Type :
- Academic Journal
- Accession number :
- 118077489
- Full Text :
- https://doi.org/10.1016/j.acha.2015.10.008