ltsgreg:

Usage Arguments Examples

Usage

1
ltsgreg(x, y, tr = 0.2, h = NA)

Arguments

x
y
tr
h

Examples

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
##---- Should be DIRECTLY executable !! ----
##-- ==>  Define data, use random,
##--	or do  help(data=index)  for the standard data sets.

## The function is currently defined as
function (x, y, tr = 0.2, h = NA) 
{
    x <- as.matrix(x)
    library(MASS)
    X <- cbind(x, y)
    X <- elimna(X)
    np <- ncol(X)
    p <- np - 1
    x <- X[, 1:p]
    x <- as.matrix(x)
    y <- X[, np]
    if (is.na(h)) 
        h <- length(y) - floor(tr * length(y))
    temp <- ltsReg(y ~ x)$coef
    START <- temp
    coef <- nelderv2(X, np, FN = lts.sub, START = START, h = h)
    res <- y - x %*% coef[2:np] - coef[1]
    list(coef = coef, residuals = res)
  }

musto101/wilcox_R documentation built on May 23, 2019, 10:52 a.m.