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Article
Gibbs effects using Daubechies and Coiflet tight framelet systems
Contemporary Mathematics
  • Mutaz Mohammad, Zayed University
  • En Bing Lin, Central Michigan University
Document Type
Article
Publication Date
1-1-2018
Abstract

© 2018 American Mathematical Society. In this article, we study the Gibbs phenomenon for compactly supported framelets, such as Daubechies and Coiflets framelets to illustrate the Gibbs effect. The tight framelets representation of a square integrable function is essentially a generalized wavelet representation. We show a numerical evidence that there is no Gibbs phenomenon when we exhibit the framelets expansion for a square integrable function by using 1st order Daubechies tight framelets for two generators. The investigation of Gibbs phenomenon in Daubechies tight framelets, however, shows that it exists for higher order. Also, we provide a numerical values of the overshoots and undershoots when we use Coiflets tight frame representation.

Publisher
American Mathematical Society
Keywords
  • Coiflets,
  • Daubechies wavelets,
  • Gibbs phenomenon,
  • Tight wavelet frames,
  • Unitary extension principle
Scopus ID
85049894926
Indexed in Scopus
Yes
Open Access
No
https://doi.org/10.1090/conm/706/14209
Citation Information
Mutaz Mohammad and En Bing Lin. "Gibbs effects using Daubechies and Coiflet tight framelet systems" Contemporary Mathematics Vol. 706 (2018) p. 271 - 282 ISSN: <a href="https://v2.sherpa.ac.uk/id/publication/issn/0271-4132" target="_blank">0271-4132</a>
Available at: http://works.bepress.com/mutaz-mohammad/1/