Patent ID: 11887472
Assignee: SOUTHEAST UNIVERSITY
Field: Control (Instruments)
Classification: CPC G | IPC G

Claim 1:
2. The method for evaluating road safety based on multi-dimensional influencing factors according to claim 1, comprising: periodically obtaining historical traffic data of each sub-region in the limited region range within the preset duration, wherein the historical traffic data corresponding to each sub-region comprises: population density N of the sub-region, GDP of the sub-region, road network density K of the sub-region, motor vehicle annual average daily traffic AADT1 of the sub-region, a green area ratio L1 of the sub-region, a residential area ratio L2 of the sub-region, a non-residential area ratio L3 of the sub-region, a road area ratio L4 of the sub-region, and an average driving speed V of the sub-region; and
historical traffic data corresponding to each traffic road in each sub-region comprises: a traffic road length D, a traffic road lane quantity J, a traffic road width W, whether the traffic road is provided with an accommodation lane Q, motor vehicle annual average daily traffic AADT2 of the traffic road, A, intersection density A of the traffic road, and a traffic road grade D.