Phpml\Association\Apriori::support PHP Method

Calculates support for item set $sample. Support is the relative amount of sets containing $sample in the data pool.

See also: Phpml\Association\Apriori::samples

private support ( array $sample ) : float
$sample	array
return	float

    private function support(array $sample) : float
    {
        return $this->frequency($sample) / count($this->samples);
    }

Apriori