RF sensing enabled tracking of human facial expressions using machine learning algorithms. - Hameed, Hira; Elsayed, Mostafa; Kaur, Jaspreet; Usman, Muhammad; Tang, Chong; Ghadban, Nour; Kernec, Julien Le; Hussain, Amir; Imran, Muhammad; Abbasi, Qammer H. (Scientific Reports, 2024)