p. 221-224
In recent years, the automobile manufacturers, the development of the pre-crash safety system to reduce the damage of the accident has been attracting attention. However, this system is a system that is not a system that eliminates the accident, to reduce the damage of an accident. In order to prevent accidents, it is necessary to correctly perceive the various potential risks to the environment information of the traffic that varies with time. In this study, it is aimed at to develop a model for estimating the risk of hazard.