GraphAware\Reco4PHP\Common\ObjectSet::getAll PHP Метод

    public function getAll()
    {
        return $this->elements;
    }

 public function createVectors(ObjectSet $tfSource, ObjectSet $tfDestination)
 {
     $ratings = [];
     foreach ($tfSource->getAll() as $source) {
         /** @var \GraphAware\Reco4PHP\Algorithms\Model\Rating $source */
         $ratings[$source->getId()][0] = $source->getRating();
     }
     foreach ($tfDestination->getAll() as $dest) {
         /** @var \GraphAware\Reco4PHP\Algorithms\Model\Rating $dest */
         $ratings[$dest->getId()][1] = $dest->getRating();
     }
     ksort($ratings);
     $xVector = [];
     $yVector = [];
     foreach ($ratings as $k => $rating) {
         $xVector[] = array_key_exists(0, $ratings[$k]) ? $ratings[$k][0] : 0;
         $yVector[] = array_key_exists(1, $ratings[$k]) ? $ratings[$k][1] : 0;
     }
     return array($xVector, $yVector);
 }