formulaLm

This function constructs a formula containing only the principal factors.

models

Estimation, validation and prediction of models of different types : linear models, additive models, MARS,PolyMARS and Kriging.

<dl> <dt>X</dt>
<dd>a data.frame containing the design of experiments</dd> <dt>Y</dt>
<dd>a vector containing the associated response</dd></dl>

<dl>

 <dt>X</dt>
<dd>a data.frame containing the design of experiments</dd>

 <dt>Y</dt>
<dd>a vector containing the associated response</dd>

</dl>