Almost Optimality of the Orthogonal Super Greedy Algorithm for <i>μ</i>-Coherent Dictionaries

Almost Optimality of the Orthogonal Super Greedy Algorithm for <i>μ</i>-Coherent Dictionaries

We study the approximation capability of the orthogonal super greedy algorithm (OSGA) with respect to <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mi>μ</mi></semantics></math></inline-fo...

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Bibliographic Details
Main Authors: Chunfang Shao, Jincai Chang, Peixin Ye, Wenhui Zhang, Shuo Xing
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Axioms
Subjects:
orthogonal super greedy algorighm
coherence
best <i>n</i>-term approximation
Lebesgue-type inequality
Online Access:https://www.mdpi.com/2075-1680/11/5/186

Internet

https://www.mdpi.com/2075-1680/11/5/186

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