Unrefined Models

An unrefined model contains information extracted from the data but is not designed for generating predictions directly. This means that it cannot be added to streams. Unrefined models are displayed as “diamonds in the rough” on the generated models palette.

Figure 1. Unrefined model icon
Unrefined model icon

To see information about the unrefined rule model, right-click the model and choose Browse from the context menu. Like other models generated in IBM® SPSS® Modeler, the various tabs provide summary and rule information about the model created.

Generating nodes. The Generate menu enables you to create new nodes based on the rules.

  • Select Node. Generates a Select node to select records to which the currently selected rule applies. This option is disabled if no rule is selected.
  • Rule set. Generates a Rule Set node to predict values for a single target field. See the topic Generating a Rule Set from an Association Model Nugget for more information.