A Map Information Collection Tool for a Pedestrian Navigation System Using Smartphone. - Batubulan, Kadek Suarjuna; Funabiki, Nobuo; Brata, Komang Candra; Kotama, I Nyoman Darma; Kyaw, Htoo Htoo Sandi; Hidayati, Shintami Chusnul (Information, 2025)