Decision Tree Expert Options

Maximum Depth. Sets the maximum depth of the tree model to be built.

Minimum percentage of records in a node. Sets the percentage of the minimum number of records per node.

Minimum percentage of records for a split. Sets the minimum number of records in a parent node expressed as a percent of the total number of records used to train the model. No split is attempted if the number of records is below this percentage.

Minimum records in a node. Sets the minimum number of records returned.

Minimum records for a split. Sets the minimum number of records in a parent node expressed as a value. No split is attempted if the number of records is below this value.

Rule identifier. If checked, includes in the model a string to identify the node in the tree at which a particular split is made.

Prediction probability. Allows the model to include the probability of a correct prediction for a possible outcome of the target field. To enable this feature, choose Select, click the Specify button, choose one of the possible outcomes, and then click Insert.

Use Prediction Set. Generates a table of all the possible results for all possible outcomes of the target field.