Extract lme Object Data
If present in the calling sequence used to produce object
, the
data frame used to fit the model is obtained.
## S3 method for class 'lme' getData(object)
object |
an object inheriting from class |
if a data
argument is present in the calling sequence that
produced object
, the corresponding data frame (with
na.action
and subset
applied to it, if also present in
the call that produced object
) is returned;
else, NULL
is returned.
Note that as from version 3.1-102, this only omits rows omitted in the
fit if na.action = na.omit
, and does not omit at all if
na.action = na.exclude
. That is generally what is wanted for
plotting, the main use of this function.
José Pinheiro and Douglas Bates bates@stat.wisc.edu
fm1 <- lme(follicles ~ sin(2*pi*Time) + cos(2*pi*Time), data = Ovary, random = ~ sin(2*pi*Time)) getData(fm1)
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