Description Usage Arguments Value Examples
Group variables via variable selection such that the grouped variables are optimal for multivariate analysis.
1 2 |
x |
a data matrix/frame. Columns are variables to select from. |
z |
a data matrix/frame. Columns are variables with elements 1 or not 1 (any others). |
zscope |
which variables in |
k |
entry/stay value in backward stepwise. |
kf |
entry/stay value in forward stepwise. |
method |
grouping method at each step: pool all the groups selected from each |
direction |
forward selection, backward elimination or both stepwise. |
indicators of grouped variables.
1 2 3 |
R/qtlmt is loaded
$group1
[1] 1 2 3 7 8 9 11 12 14 15 16
$group2
[1] 4 10
$group3
[1] 6
$group4
[1] 13
$remainder
[1] 5
$group1
[1] 2 3 8 11 14 15 16
$group2
[1] 1 7 9 12
$group3
[1] 10
$group4
[1] 4
$group5
[1] 6
$group6
[1] 13
$remainder
[1] 5
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