tfvar {Rwave}

Variance frequency by frequency

Description

Compute the variance of time-frequency representation frequency by frequency.

Usage

tfvar(input, plot=TRUE)

Arguments

input

time-frequency transform (output of cwt or cgt).

plot

if set to T, displays the values of the energy as a function of the scale (or frequency).

Value

1D array containing the noise estimate.

References

See discussions in the text of “Practical Time-Frequency Analysis”.

See Also

tfmean,tfpct.