R: Get Slepian Tapers

get.slepians {RSEIS} | R Documentation

## Get Slepian Tapers

### Description

Return a matrix of Slepian tapers

### Usage

    get.slepians(npoints = 900, nwin = 5, npi = 3)

### Arguments

`npoints` | Number of points to return
`nwin` | Number of windows (default =5)
`npi` | Pi-Prolate numerber (3)

### Details

This function onlyu returns the tapers for inspection. To apply the tapers use the function mtapspec.

### Value

Matrix: nwin vectors of npoints Slepian tapers

### Author(s)

Jonathan M. Lees<jonathan.lees.edu>

### References

Lees, J. M. and Park, J., 1995: Multiple-taper spectral analysis: A stand-alone C-subroutine, Computers \& Geology, 21(2), 199-236.

### See Also

mtapspec

### Examples

    nwin <- 5
    npi <- 3
    npoints <- 900
    sleps <- get.slepians(npoints, nwin, npi)

    matplot(sleps, type='l', xlab="Index", ylab="Taper Amplitude")
    legend('topleft', legend=1:nwin, lty=1:nwin, col=1:nwin)

[Package RSEIS version 3.7-4 Index]