Source

Informedness#

Informedness is a measure of the probability that an estimator will make an informed decision. Its value ranges from -1 through 1 and has a zero value when the test gives yields no useful information.

Estimator Compatibility: Classifier, Anomaly Detector

Output Range: -1 to 1

Example#

use Rubix\ML\CrossValidation\Metrics\Informedness;

$metric = new Informedness();

References#

  • W. J. Youden. (1950). Index for Rating Diagnostic Tests.