Advances in Visual Informatics : 7th International Visual Informatics Conference, IVIC 2021, Kajang, Malaysia, November 23-25, 2021, Proceedings - Badioze Zaman, Halimah; Aris, Hazleen; Ibrahim, Nazrita; Jørgensen, Bo Nørregaard; Shih, Timothy K.; Smeaton, Alan F.; Terutoshi, Tada; Velastin, Sergio (Cham Springer International Publishing AG, 2021)