Homogeneous approximation property for wavelet frames with matrix dilations. II. (Q1942660)
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scientific article; zbMATH DE number 6146296
| Language | Label | Description | Also known as |
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| English | Homogeneous approximation property for wavelet frames with matrix dilations. II. |
scientific article; zbMATH DE number 6146296 |
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Homogeneous approximation property for wavelet frames with matrix dilations. II. (English)
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19 March 2013
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The authors' study is the homogeneous approximation property, which states that the number of building blocks in a reconstruction of a function up to some error is essentially invariant under time-scale shifts and give conditions on a wavelet function, both in terms of its Fourier transform and the values of the wavelet itself, so that the corresponding wavelet frame with an arbitrary expansive dilation matrix has the homogeneous approximation property. For Part I see [\textit{W. Sun}, Math. Nachr. 283, No. 10, 1488--1505 (2010; Zbl 1201.42027)].
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wavelet frames
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homogeneous approximation property
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matrix dilations
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