Rule Builder > Managing Decision Trees > Decision Tree Properties > Editing Preconditions

Preconditions are a set of decision tests that are added in front of any rules generated by the decision tree.

Definitions and preconditions are specified for the whole tree using the Preconditions tab of the Decision Tree Properties Editor, as shown in Figure 13.56.

images/dtree_precond.png

Figure 13.56    Sample of Preconditions

Figure 13.57 shows a decision tree with a precondition set as shown in Figure 13.56. Any rule in this tree is prepended with the specified precondition(s).

images/dtree_precondrule.png

Figure 13.57    Decision Tree with Preconditions

See Also

Editing the Decision Node Decision Test | Rule View


Customer Support | Copyright © 1987-2004 ILOG S.A. All rights reserved. Legal terms. PREVIOUS   NEXT