Muh Fajrin Bakri; Shahnaz Tasha Kurnia; Muhammad Fajar B; Andi Baso Kaswar; Dyah Darma Andayani; Fhatiah Adiba; Sanatang; Syahrul. Motorcycle Parking Violation Detection Using YOLOv12 Segmentation and ROI-Guided Orientation Analysis. Proc. eng. technol. innov. 2026.