function countSimilarity()
{
$user_dao = new User_dao();
$user = $user_dao->getAll();
//var_dump($user);
$followers_user = $user->followers_count - 1;
$friends_user = $user->friends_count - 1;
//echo $followers_user;
$following_dao = new Following_dao();
$following = $following_dao->getAll();
foreach ($following as $fol) {
$similarity_follower = $fol->common_followers_count / $followers_user;
//echo $similarity_follower;
$following_dao->addSimilarityFollower($fol->id, $similarity_follower);
$similarity_friends = $fol->common_friends_count / $friends_user;
//echo $similarity_friends;
$following_dao->addSimilarityFollowing($fol->id, $similarity_friends);
}
}
