Create Models

To create models by using Decision Tree nodes:
  1. Select the Model tab on the node toolbar and drag a Decision Tree node into the diagram workspace.
  2. Connect the Text Topic node to the Decision Tree node.
  3. Select the Model tab on the node toolbar and drag a Decision Tree node into the diagram workspace.
  4. Right-click the Decision Tree node, and select Rename.
  5. Enter Decision Tree — CST in the Node Name field, and then click OK.
  6. Connect the Text Topic — CST node to the Decision Tree — CST node.
  7. Select the Model tab on the node toolbar and drag a Decision Tree node into the diagram workspace.
  8. Right-click the Decision Tree node, and select Rename.
  9. Enter Decision Tree — TRB in the Node Name field, and then click OK.
  10. Connect the Text Rule Builder node to the Decision Tree — TRB node.
    Process flow diagram
  11. Right-click the Decision Tree node in the diagram workspace, and select Run. Click Yes in the Confirmation dialog box.
  12. Click Results in the Run Status dialog box when the node has finished running.
  13. Select the Tree window, and explore the tree that was obtained.
  14. Close the Results window.
  15. Right-click the Decision Tree — CST node in the diagram workspace, and select Run. Click Yes in the Confirmation dialog box.
  16. Click Results in the Run Status dialog box when the node has finished running.
  17. Select the Tree window, and explore the tree that was obtained. How does this tree differ from the previous tree? The primary difference is that different topics were used for each decision point.
  18. Close the Results window.
  19. Right-click the Decision Tree — TRB node in the diagram workspace, and select Run. Click Yes in the Confirmation dialog box.
  20. Click Results in the Run Status dialog box when the node has finished running.
  21. Select the Tree window, and explore the tree that was obtained. How does this tree differ from the previous two trees? The primary difference is that instead of topics, single or multi-term rules were used for each decision point.
  22. Close the Results window.