An approximation of Daubechies wavelet matrices by perfect reconstruction filter banks with rational coefficients |
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| Authors: | L Ephremidze A Gamkrelidze E Lagvilava |
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| Institution: | 1. A. Razmadze Mathematical Institute, University Street, Tbilisi, 0143, Georgia
2. I. Javakhishvili State University, University Street, Tbilisi, 0143, Georgia
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| Abstract: | It is described how the coefficients of Daubechies wavelet matrices can be approximated by rational numbers in such a way that the perfect reconstruction property of the filter bank be preserved exactly. |
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