arXiv
Open Access
2023
Approximation by refinement masks
Elena A. Lebedeva
Abstrak
In the paper we design a Parseval wavelet frame with a compact support. The corresponding refinement mask uniformly approximates an arbitrary continuous periodic function $f$, $f(0)=1$, $|f(x)|^2+|f(x+π)|^2\le 1$. The refinable function has stable integer shifts.
Topik & Kata Kunci
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E
Elena A. Lebedeva
Akses Cepat
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- Tahun Terbit
- 2023
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- en
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- arXiv
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- Open Access ✓