轻舟智航L2/L4智驾方案解析：一段式、VLA和世界模型

Core Viewpoint - The article discusses the advancements in autonomous driving technology, particularly focusing on the new city NOA solution based on the single journey 6M architecture implemented in the Li Auto L series. It highlights the integration of various algorithms and the overall architecture of the system, emphasizing its potential for real-world applications and safety mechanisms. Group 1: Technical Architecture - The single J6M architecture achieves end-to-end processing with reinforcement learning, showcasing a sophisticated network structure that operates on 128 TOPS computing power [3][5] - The architecture utilizes Safe RL to optimize vehicle trajectory, indicating a focus on safety and reliability in autonomous driving [5] - The input data includes time-sequenced images, Lidar, SD navigation, and vehicle positioning, which are fused to create a global BEV representation [6] Group 2: Algorithmic Innovations - The article mentions the validation of algorithms like DiffusionDrive and Flow Matching by multiple companies, indicating their readiness for mass production [5] - It introduces two recommended algorithms, Diffusion Planner and Flow Planner, with the latter being an improved version developed by a team from Tsinghua University [5] - The Flow-Matching Planner is used to decode vehicle motion predictions and multi-modal vehicle trajectories, enhancing the system's predictive capabilities [7] Group 3: Future Developments - The next-generation autonomous driving model architecture combines VLA with World Model into a unified end-to-end system, suggesting a significant evolution in the technology [11] - The article notes that the VLA system is not merely a demonstration of capabilities but serves as foundational infrastructure for the scalable operation of L4 autonomous systems [12] - The CEO of the company expresses that neither VLA nor the world model will be the ultimate solution for autonomous driving technology, indicating ongoing development and exploration in the field [13]