Names of a pdBlocked Object
Usage
Names(object, asList)
Arguments
object
|
an object inheriting from class pdBlocked
representing a positive-definite matrix with block diagonal
structure
|
asList
|
a logical value. If TRUE a list with the
names for each block diagonal element is returned. If FALSE
a character vector with all column names is returned. Defaults to
FALSE .
|
Description
This method function extracts the first element of the Dimnames
attribute, which contains the column names, for each block diagonal
element in the matrix represented by object
.Value
if asList
is FALSE
, a character vector with column names
of the matrix represented by object
; otherwise, if
asList
is TRUE
, a list with components given by the
column names of the individual block diagonal elements in the matrix
represented by object
.Author(s)
Jose Pinheiro and Douglas BatesSee Also
Names
, Names.pdMat
Examples
library(lme)
data(Orthodont)
pd1 <- pdBlocked(list(~Sex - 1, ~age - 1), data = Orthodont)
Names(pd1)