Remove a user-registered vimpute() method
unregister_vimpute_method(name)Invisibly TRUE on success.
register_vimpute_method(), vimpute_methods()
Other vimpute method registry:
register_vimpute_method(),
vimpute_methods()
register_vimpute_method("cart",
learner = list(regr = "regr.rpart", classif = "classif.rpart"))
unregister_vimpute_method("cart")