12th International Conference on Knowledge and Smart Technology, KST 2020, Pattaya, Chonburi, Thailand, January 29 - Feb. 1, 2020 KST IEEE 2020 978-1-7281-4466-5 https://ieeexplore.ieee.org/xpl/conhome/9046108/proceeding db/conf/kst/kst2020.html