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Time Frequency Toolbox >> Time Frequency Toolbox > Time-Frequency representations (C - Toolbox) > Ctfrppage

Ctfrppage

Pseudo Page time-frequency distribution.

Calling Sequence

[TFR,T,F]=Ctfrppage(X)
[TFR,T,F]=Ctfrppage(X,T)
[TFR,T,F]=Ctfrppage(X,T,N)

Parameters

T = time instant(s) (default :

1:length(X)).

N = number of frequency bins (default :

length(X)).

H = frequency smoothing window (default :

Hamming(N/4)).

Description

Computes the pseudo Page distribution for a signal X.

Examples

x = hilbert(sin(2*%pi*0.25*(1:128))+0.5*rand(1,128,'normal'));
t=1:128; [tfr,T,F]=Ctfrppage(x,t,128);
grayplot(T,F,tfr'); xlabel('time'); ylabel('frequency')

See also

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