public static function get_all_prediction_processors() {

        $mlbackends = \core_component::get_plugin_list('mlbackend');

        $predictionprocessors = array();
        foreach ($mlbackends as $mlbackend => $unused) {
            $classfullpath = '\mlbackend_' . $mlbackend . '\processor';
            $predictionprocessors[$classfullpath] = self::get_predictions_processor($classfullpath, false);
        }
        return $predictionprocessors;
    }