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symwavf

Symlet wavelet filter

Description

example

f = symwavf(wname) returns the scaling filter associated with the Symlet wavelet specified by wname. f is a real-valued vector.

Examples

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Specify the order 4 Symlet wavelet.

wname = 'sym4';

Compute the corresponding scaling filter.

f = symwavf(wname);
f'
ans = 8×1

    0.0228
   -0.0089
   -0.0702
    0.2106
    0.5683
    0.3519
   -0.0210
   -0.0536

Input Arguments

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Symlet wavelet with N vanishing moments, where N is a positive integer in the closed interval [1, 45].

See Also

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Introduced before R2006a