Core Viewpoint - The article emphasizes the importance of high-quality 4D data automatic annotation in the development of autonomous driving systems, highlighting that model algorithms are crucial for initial development but not sufficient for advanced capabilities [3][4]. Group 1: Industry Trends - A new player in the autonomous driving sector has rapidly advanced its intelligent driving capabilities, surpassing competitors like Xiaopeng within six months, leading to a talent war for engineers in the industry [2]. - The industry consensus indicates that the future of intelligent driving relies on vast amounts of automatically annotated data, marking a shift towards high-quality 4D data annotation as a critical component for mass production [3][4]. Group 2: Challenges in Data Annotation - The main challenges in 4D automatic annotation include high requirements for spatiotemporal consistency, complex multi-modal data fusion, difficulties in generalizing dynamic scenes, and the contradiction between annotation efficiency and cost [8][9]. - The automation of dynamic object annotation involves several steps, including offline 3D detection, tracking, post-processing optimization, and sensor occlusion optimization [5][6]. Group 3: Educational Initiatives - The article introduces a course aimed at addressing the challenges of entering the field of 4D automatic annotation, covering the entire process and core algorithms, and providing practical exercises [9][24]. - The course is designed for various audiences, including researchers, students, and professionals looking to transition into the data closure field, requiring a foundational understanding of deep learning and autonomous driving perception algorithms [25].