needUpdate(object)
object
|
an object inheriting from class modelStruct ,
representing a list of model components, such as corStruct and
varFunc objects.
|
object
needs to be updated. Updating of objects usually takes place in
iterative algorithms in which auxiliary quantities associated with the
object, and not being optimized over, may change.object
needs
to be updated.library(lme) lms1 <- lmeStruct(reStruct = reStruct(pdDiag(diag(2), ~age)), varStruct = varPower(form = ~age)) needUpdate(lms1)