Proceedings of the 9th International Conference on Computational Science and Technology : ICCST 2022, 27-28 August, Johor Bahru, Malaysia - Kang, Dae-Ki.; Alfred, Rayner; Baharum, Aslina; Ismail, Zamhar Iswandono Bin Awang; Thiruchelvam, Vinesh (Singapore Springer Singapore Pte. Limited, 2023)