Description Usage Arguments Value Author(s) References See Also Examples
This method initializes object
by evaluating its associated
covariate(s) and grouping factor, if any is present, in data
,
calculating various dimensions and constants used by optimization
algorithms involving corStruct
objects (see the appropriate
Dim
method documentation), and assigning initial values for
the coefficients in object
, if none were present.
1 2  ## S3 method for class 'corStruct'
Initialize(object, data, ...)

object 
an object inheriting from class 
data 
a data frame in which to evaluate the variables defined in

... 
this argument is included to make this method compatible with the generic. 
an initialized object with the same class as object
representing a correlation structure.
José Pinheiro and Douglas Bates [email protected]
Pinheiro, J.C., and Bates, D.M. (2000) "MixedEffects Models in S and SPLUS", Springer.
1 2  cs1 < corAR1(form = ~ 1  Subject)
cs1 < Initialize(cs1, data = Orthodont)

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