Marketing information system based on unsupervised visual data to manage transportation industry using signal processing. - Kapil Aggarwal; Bui Thanh Khoa; K. V. Daya Sagar; Ruchi Agrawal; Mallika Dhingra; Jagrit Dhingra; R. Lakshmana Kumar (Expert Syst. J. Knowl. Eng., 2025)