懂车帝联合中南大学发布报告：辅助驾驶有局限，白天事故占比超八成

Core Insights - The report highlights the increasing prevalence of advanced driver assistance systems (ADAS) and the urgent need to ensure their safety performance in complex real-world traffic environments [1] - It identifies highways as the most common scene for ADAS-related accidents, with rear-end collisions being the most frequent type, primarily due to failures in perception systems [6][12] Accident Analysis - The report categorizes 24 typical accident scenarios involving ADAS, including "car-car" collisions (rear-end, lane change, turning), "car-motorcycle" collisions, and "car-pedestrian" incidents [3] - Four critical edge scenarios that threaten driving safety are highlighted: "ghost head" scenarios, same-direction cut-in scenarios, adverse weather conditions, and construction zones [4] Accident Statistics - Highways account for the highest number of accidents, with 21 incidents reported, followed by urban roads with 15 incidents, and expressways with 4 incidents [6][7] - Daytime is identified as the peak time for accidents, comprising 80.5% of incidents, while nighttime and early morning account for 12.2% and 7.3%, respectively [9] Collision Types - Rear-end collisions involving stationary or slow-moving vehicles account for 39% of incidents, while sudden lane changes or turns leading to collisions with roadside or central fixed objects account for 22% [10] - Failures in perception systems are the leading cause of accidents, with 34.1% attributed to the failure to recognize stationary or slow-moving obstacles [12] User Education and Regulation - The report emphasizes the limitations of current ADAS technology, indicating that users must be educated about the system's boundaries to avoid over-reliance [13] - Regulatory bodies are working to enhance regulations regarding the admission, recall, and software updates of intelligent connected vehicles, aiming to strengthen product quality and safety responsibilities [13]