TY JOUR TI NEURAL NETWORK SYSTEM FOR DETERMINING HUMAN DROPPINESS BY FACIAL EXPRESSION KW NEURAL NETWORK SYSTEM FOR DETERMINING HUMAN DROPPINESS BY FACIAL EXPRESSION JO Herald of Technological University AU Kurbanov, B.. AU , .. AU Kataseva, D.V. AU Zinnurov, B.R. PY 2025 IS 27 PB Kazan National Research Technological University