public static function predictions(string $rawPredictions, array $labels) : array
{
$numericLabels = self::numericLabels($labels);
$results = [];
foreach (explode(PHP_EOL, $rawPredictions) as $result) {
if (strlen($result) > 0) {
$results[] = array_search($result, $numericLabels);
}
}
return $results;
}