The company NOESIS has a product called Optimus that allows for external creation of models using plugins. They use the acronym RSM for response surface model.This page describes the RSM plugin.
Sylphide Consulting has developed such a plugin using the ShapeKit technology. If your are interested, please contact us using the contact page on the right menu.
This diaporama provides an idea of what the plugin looks like. You can click on images to see them full size.
