R: Remove trend from time series signal

detrend {RSEIS} | R Documentation

## Remove trend from time series signal

### Description

Remove trend from time series signal

### Usage

    detrend(x)

### Arguments

`x` | vector

### Details

Removes the trend from a signal.

### Value

vector with linear trend removed.

### Author(s)

Jonathan M. Lees<jonathan.lees@unc.edu>

### See Also

mean

### Examples

    dt <- 0.001

     t <- seq(0, 6, by=0.001)

    y <- 5*sin(2*pi*10*t)

    plot(t,y, type='l')

    y <- y  + 3 * t
    plot(t,y, type='l')

    dy <- detrend(y)

    plot(t,dy, type='l')

[Package RSEIS version 3.7-4 Index]