Identify Important Attributes

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  1. Create a Filter Columns node:

    1. Click Transforms and select Filter Columns.
    2. Move the mouse to the place in the workflow Transformations where you want to place the node. Click.
    3. Name the node FilterAI.
    4. Right-click MINING_DATA_BUILD_V, and select Connect. Use the mouse to draw the link to FilterAI. Click to end the line.
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  2. Double-click the node FilterAI to open Edit Filter Columns Node.

  3. Click Settings.

  4. The default is to not calculate important attributes. Click Attribute Importance and select AFFINITY_CARD as the target. This selection calculates the attributes that are important in predicting the value of AFFINITY_CARD.
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    Click OK to close the settings dialog; click OK again to close the edit dialog.

  5. Right-click FilterAI, and select Run.

  6. After execution completes (the node has a green check mark), double click the node again to view the hints.

  7. Two different kinds of information are available:

  8. Decide which columns to ignore. It makes sense to ignore all columns where minimum importance was not reached. To mark these columns to be ignored, click output indicator in the Output column. The entry in the Output column turns to ignore field, and the column is not passed to subsequent nodes in the workflow.

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The cue cards icon Next step is to extract the attribute importance results.