Abstract
We introduce the notion of the (k, a)-generalized wavelet transform. Particular cases of such generalized wavelet transform are the classical and the Dunkl wavelet transforms. The restriction of the (k, a)-generalized wavelet transform to radial functions is given by the generalized Hankel wavelet transform. We prove for this new transform Plancherel’s formula, inversion theorem and a Calderón reproducing formula. As applications on the (k, a)-generalized wavelet transform, we give some applications of the theory of reproducing kernels to the Tikhonov regularization on the generalized Sobolev spaces. Next, we study the generalized wavelet localization operators.
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Acknowledgements
The author is deeply indebted to the referees for providing constructive comments and helps in improving the contents of this article. The author thanks the professors K. Trimèche, M.W. Wong, S. Ben Said and C. Beddani for their helps.
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This paper is dedicated to my mother Naziha Bakri.
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Mejjaoli, H. \((\varvec{k},\varvec{a})\)-generalized wavelet transform and applications. J. Pseudo-Differ. Oper. Appl. 11, 55–92 (2020). https://doi.org/10.1007/s11868-019-00291-5
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DOI: https://doi.org/10.1007/s11868-019-00291-5
Keywords
- \((k, a)\)-Laguerre semigroup
- \((k, a)\)-generalized Fourier
- \((k, a)\)-generalized wavelet
- \((k, a)\)-generalized
- Theory of reproducing kernels
- Tikhonov regularization
- Localization operators