The following node is available in the Open Source KNIME predictive analytics and data mining platform version 2.7.1. Discover over 1000 other nodes, as well as enterprise functionality at http://knime.com.

Category To Number (Apply)

This node takes columns with nominal data and maps every category to an integer. The information for the value mapping is taken from the PMML model.

This node is typically used to apply the same mapping found by a Category To Number node.

Dialog Options

Append columns
If checked, the computed columns will be appended to the input table. Otherwise the computed columns replace their source columns.
Column suffix
The column name of the computed columns are the name of the column in the input appended by this suffix.

Ports

Input Ports
0 PMML document containing value mapping
1 Data
Output Ports
0 Pass-through of the incoming PMML document
1 Data with transformed columns
This node is contained in KNIME Base Nodes provided by KNIME GmbH, Konstanz, Germany.