<p>This is a hidden function of the l2boost package.
VAR is a helper function that specifically returns NA if all 
values of the argument x are NA, otherwise, it returns a var 
object.</p>

Efficient implementation of Friedman's boosting algorithm with
l2-loss function and coordinate direction (design matrix columns) basis
functions.

John Ehrlinger

l2boost

Exploring Friedman's Boosting Algorithm for Regularized Linear
Regression

Hemant Ishwaran

VAR function

This is a hidden function of the l2boost package.
VAR is a helper function that specifically returns NA if all 
values of the argument x are NA, otherwise, it returns a var 
object. — VAR

This is a hidden function of the l2boost package.
VAR is a helper function that specifically returns NA if all 
values of the argument x are NA, otherwise, it returns a var 
object.

VAR: This is a hidden function of the l2boost package. VAR is a helper function that specifically returns NA if all values of the argument x are NA, otherwise, it returns a var object.

Description

Usage

Arguments