Patent ID: 11887473
Assignee: BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.
Field: Control (Instruments)
Classification: CPC G | IPC G

Claim 3:
4. The road congestion detection method according to claim 1, wherein
the performing the target detection on the image to obtain the area ratio information comprises:
performing the target detection on the image to obtain vehicle detection information, the vehicle detection information comprising a vehicle detection box for each vehicle image content in the case that the image comprises the vehicle image content;
determining an area of each vehicle on the lane of the target road section, the area being an area of the lane covered by the vehicle detection box in the image; and
determining a ratio of the area of the lane covered by the vehicle detection boxes in the image to the area of the lane of the target road, so as to obtain the area ratio information.