The present invention discloses a careless driving classification system for determining whether the state of a driver involves a visual carelessness or a cognitive carelessness, without addition of a large additional device, using general information such as vehicle lane change information and steering angle change information. The careless driving classification system is equipped with an MSDLP calculation module, a steering angle detection module, a SRR calculation module, and a careless driving classification module.
CARELESS DRIVING CLASSIFICATION SYSTEM