noise {seewave}R Documentation

Generate noise

Description

This function generates noise.

Usage

noise(f, d, ...)

Arguments

f sampling frequency of the signal to be generated
d duration of the signal to be generated
... other rnorm parameters.

Details

am is based on rnorm

Value

Returns a one column matrix with random data (by defalut: mean = 0, sd = 1).

Author(s)

Jérôme Sueur jerome.sueur@univ-tours.fr

See Also

synth

Examples

# add noise to a synthetic signal
a<-noise(d=1,f=8000)
b<-synth(f=8000,d=1,cf=2000,plot=FALSE)
c<-a+b
spectro(c,f=8000,wl=512)

[Package seewave version 1.3 Index]