System and method of determining short term driving tendency of driver

Device for determining a short-term driving tendency of a driver according to an embodiment of the present invention comprises a control unit for determining a short-term driving tendency of the driver based on the data detector and the vehicle speed and the inter-vehicle distance detecting the vehicle speed and the inter-vehicle distance the control unit is characterized in that for determining the short-term operation tendency using the fuzzy result extract values, the fuzzy result values ​​for the set of membership functions for each vehicle speed and the inter-vehicle distance, vehicle speed and the inter-vehicle distance.