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Wavelab Toolbox >> Wavelab Toolbox > Periodic Meyer Wavelet Transform Tools > FoldMeyer

FoldMeyer

Fold a vector onto itself using a specified window

Calling Sequence

fldx = FoldMeyer(x, sympts, polarity, Window,deg)

Parameters

Inputs:

x :

signal vector in frequency domain (typically of length n=2^J)

sympts:

symmetry points, of the form [a,b]

polarity:

string selection folding polarity

polarity= 'mp':

=> (-,+) '

polarity= 'pm':

=> (+,-) '

polarity= 'mm':

=> (-,-) '

polarity= 'pp':

=> (+,+) '

Window :

string selecting window

Window= 'm':

=> Mother Meyer Wavelet Window

Window= 't':

=> Truncated Mother Meyer Wavelet Window

Window= 'f':

=> Father Meyer Wavelet Window

deg :

degree of Meyer window

Outputs :

fldx :

folded version of x. Supported on interval [sympts(1),sympts(2)]

See also

Authors

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