update.lmRob {robust} | R Documentation |
This is a method for the function update
for objects inheriting from class lmRob
. See update
for the general behavior of this function and for the interpretation of the arguments.
## S3 method for class 'lmRob': update(object, formula, evaluate = TRUE, class, ...)
object |
an lmRob object. |
formula |
a modeling formula, such as y ~ a + b . A single dot . on either side of the ~ gets replaced by the left or right side of the formula in object . The dot on the left can be omitted. By default, it refits object using the same formula as in object . |
evaluate |
a logical value. If TRUE the updated call is evaluated and returned. Otherwise the unevaluated call is returned. |
class |
a single character value specifying the fitting class for the new object. |
... |
additional arguments passed to the generic update function. |
If formula
is missing, update.lmRob
alternates between the initial estimates and final estimates. If formula
is present, update.lmRob
functions just like update.default
.
either a new updated object, or else an unevaluated expression for creating such an object.