Plots an Object of Type stft.
Usage
plot.stft(Y, col=gray(63:0/63))
Arguments
Y
|
An object of class stft as obtained by the function
stft .
|
col
|
An optional colormap. By default 64 gray values are used,
where white corresponds to the minimum value and black to the
maximum.
|
Description
An object of class stft
is plotted as a gray scale
image. The x-axis corresponds to time, the y-axis to frequency. If the
default colormap is used, dark regions in the plot correspond to high
values at the particular time/frequency location.Value
No return value. This function is only for plotting.Author(s)
Andreas WeingesselSee Also
stftExamples
x<-rnorm(500)
y<-stft(x)
plot(y)