Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Feature importance and classification criteria. a Feature importance according to two independent feature selection methods (left to right): Chi squared test and information gain. b Decision tree classification criteria: colours represent predicted outcome (purple non-target, green target). In each node, numbers represent (from top to bottom): outcome (0: non-target, 1: target), number of observations in node per class (left non-target, right target), percentage of observations in node
