Driving Assistance System, In Vehicle Control Device, Driving Assistance Method, And Driving Assistance Program

Abstract: A database conversion unit (154) accumulates, in a driving situation database (160), driving situation data in which the following are associated with a driver identifier: a feature quantity representing a feature of a driving operation; travel environment information including a travel point and a road shape; driver information including a driver attribute and vehicle type information for a vehicle; and whether the driver has experience driving the vehicle. A driving characteristic estimation unit (155) estimates, on the basis of the driving situation database (160), a driving characteristic of a driver who is currently driving a vehicle. On the basis of the driving situation database (160), the database conversion unit (154): determines whether a subject driver has experience driving a subject vehicle; determines whether there was a change in the driving experience of the subject driver with respect to the subject vehicle; and if it is determined that there was a change, updates the driving experience of the subject driver with respect to the subject vehicle in the driving situation database (160).

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