Design and implementation of a warning system for detection of sleepiness/drowsiness/sleep state in pilots. - Çoban, İbrahim Halil; Kazan, Fatih Alpaslan (Nigde Omer Halisdemir University Journal of Engineering Sciences / Niğde Ömer Halisdemir Üniversitesi Mühendislik Bilimleri Dergisi, 2025)