Nominal to Numerical


Synopsis

Maps all values to real values (usually simply using the internal indices).


Description

This operator maps all non numeric attributes to real valued attributes. Nothing is done for numeric attributes, binary attributes are mapped to 0 and 1. For nominal attributes one of the following calculations will be done:

At this moment the same applies for ordinal attributes, in a future release more appropriate values based on the ranking between the ordinal values may be included.


Input

, Example set matching at least one selected attribute.


Output


Parameters


ExampleProcess