runningmean: Running mean, sum, or median
In patr1ckm/patr1ckm: Handy R code

Description Usage Arguments Value Author(s) Examples

Calculates a running mean, sum or median with a specified window.

1 2	runningmean(pos, value, at, window = 1000, what = c("mean", "sum", "median", "sd"))

`pos`	Positions for the values.
`value`	Values for which the running mean/sum/median/sd is to be applied.
`at`	Positions at which running mean (or sum or median or sd) is calculated. If missing, `pos` is used.
`window`	Window width.
`what`	Statistic to use.

A vector with the same length as the input at (or pos, if at is missing), containing the running statistic.

Karl W Broman kbroman@biostat.wisc.edu

x <- 1:10000
y <- rnorm(length(x))
plot(x,y, xaxs="i", yaxs="i")
lines(x, runningmean(x, y, window=100, what="mean"),
      col="blue", lwd=2)
lines(x, runningmean(x, y, window=100, what="median"),
      col="red", lwd=2)
lines(x, runningmean(x, y, window=100, what="sd"),
      col="green", lwd=2)