Your document mentions: "You can also use shaep (https://users.abo.fi/mivainio/shaep/index.php) for free to calculate shaep similarities as suggested by (https://github.com/keiradams/SQUID)." However, when visiting https://users.abo.fi/mivainio/shaep/index.php, it shows "Forbidden. You don't have permission to access /mivainio/shaep/index.php on this server."