Extract Covariate from an Object
Usage
getCovariate(object, form, data)
Arguments
object
|
any object with a covariate component
|
form
|
an optional one-sided formula specifying the covariate(s)
to be extracted. Defaults to formula(object) .
|
data
|
a data frame in which to evaluate the variables defined in
form .
|
Description
This function is generic; method functions can be written to handle
specific classes of objects. Classes which already have methods for
this function include corStruct
, corSpatial
,
data.frame
, and varFunc
.Value
will depend on the method function used; see the appropriate documentation.Author(s)
Jose Pinheiro and Douglas BatesSee Also
getCovariateFormula
Examples
## see the method function documentation