private function setAssocProperties(AssocRule $inputRule)
{
$leftCount = 0;
$rightCount = 0;
$leftRightCount = 0;
foreach ($this->assocRules as $rule) {
$leftInput = $inputRule->getFullLeftTerms();
$leftCompare = $rule->getFullLeftTerms();
$rightInput = $inputRule->getFullRightTerms();
$rightCompare = $rule->getFullRightTerms();
Util::translateArr($leftInput);
Util::translateArr($leftCompare);
Util::translateArr($rightInput);
Util::translateArr($rightCompare);
if (count(array_intersect($leftInput, $leftCompare)) === count($leftInput)) {
$leftCount++;
if (count(array_intersect($rightInput, $rightCompare)) === count($rightInput)) {
$leftRightCount++;
}
}
if (count(array_intersect($rightInput, $rightCompare)) === count($rightInput)) {
$rightCount++;
}
}
$total = count($this->assocRules);
$inputRule->setP2000Support($leftCount / $total);
$inputRule->setNewsSupport($rightCount / $total);
$inputRule->setTotalSupport($leftRightCount / $total);
$inputRule->setConfidenceLeft($inputRule->getTotalSupport() / $inputRule->getP2000Support());
$inputRule->setConfidenceRight($inputRule->getTotalSupport() / $inputRule->getNewsSupport());
$inputRule->setLift($inputRule->getTotalSupport() / ($inputRule->getP2000Support() * $inputRule->getNewsSupport()));
}
