walsh | R Documentation |
Given a list of n numbers, the Walsh averages are the latex
pairwise averages.
walsh(x)
x |
A numeric vector |
The Walsh averages.
John Kloke, Joseph McKean
Hettmansperger, T.P. and McKean J.W. (2011), Robust Nonparametric Statistical Methods, 2nd ed., New York: Chapman-Hall.
Hollander, M. and Wolfe, D.A. (1999), Nonparametric Statistical Methods, New York: Wiley.
signedrank
median(walsh(rnorm(100))) # Hodges-Lehmann estimate of location
## The function is currently defined as
function (x)
{
n <- length(x)
w <- vector(n * (n + 1)/2, mode = "numeric")
ind <- 0
for (i in 1:n) {
for (j in i:n) {
ind <- ind + 1
w[ind] <- 0.5 * (x[i] + x[j])
}
}
return(w)
}
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