PACMAN: A Framework for Pulse Oximeter Digit Detection and Reading in a Low-Resource Setting. - Chiraphat Boonnag; Piyalitt Ittichaiwong; Wanumaidah Saengmolee; Narongrid Seesawad; Amrest Chinkamol; Saendee Rattanasomrerk; Kanyakorn Veerakanjana; Kamonwan Thanontip; Warissara Limpornchitwilai; Theerawit Wilaiprasitporn (IEEE Internet Things J., 2023)