CN-121973697-A - Driving behavior early warning method and device, electronic equipment and storage medium

CN121973697ACN 121973697 ACN121973697 ACN 121973697ACN-121973697-A

Abstract

The application discloses a driving behavior early warning method, a device, electronic equipment and a storage medium, which comprise the steps of monitoring the current driving speed of a vehicle and the actual driving behavior of a driver, determining the early warning sensitivity corresponding to the driving speed according to the corresponding relation between a vehicle speed interval and the early warning sensitivity of the driving behavior, triggering early warning and determining the early warning trigger times in a preset monitoring period under the condition that the actual driving behavior meets the early warning trigger time, determining a first adjusting gear for adjusting the early warning sensitivity corresponding to the driving speed according to the early warning trigger times in the monitoring period, adjusting the early warning sensitivity corresponding to the driving speed by adopting the first adjusting gear, and triggering early warning under the condition that the actual driving behavior meets the early warning trigger time corresponding to the driving behavior in the early warning sensitivity after adjustment. The application dynamically adjusts the early warning sensitivity, ensures that the early warning sensitivity is suitable for dynamically changed driving conditions, effectively monitors the behavior of the driver, and realizes accurate and timely triggering of the early warning of the driving behavior.

Inventors

YANG PENGJU
DUAN WENPING
WU HAIYIN

Assignees

赛力斯汽车有限公司

Dates

Publication Date: 20260505
Application Date: 20251231

Claims (10)

1. A driving behavior early warning method, characterized in that the method comprises: monitoring the current running speed of the vehicle and the actual driving behavior of a driver; determining early warning sensitivity corresponding to the running speed according to the corresponding relation between the speed interval and the early warning sensitivity of the driving behavior, wherein the early warning sensitivity comprises early warning trigger time length of at least one driving behavior; Based on the early warning trigger time length of the driving behavior under the early warning sensitivity, triggering early warning and determining early warning trigger times in a preset monitoring period under the condition that the actual driving behavior meets the early warning trigger time length; Determining a first adjustment gear for adjusting the early warning sensitivity corresponding to the running speed according to the early warning trigger times in the monitoring period, and adjusting the early warning sensitivity corresponding to the running speed by adopting the first adjustment gear; and triggering early warning under the condition that the actual driving behavior meets the early warning triggering time length of the corresponding driving behavior in the adjusted early warning sensitivity.
2. The method according to claim 1, wherein the determining a first adjustment gear for adjusting the early warning sensitivity corresponding to the running vehicle speed according to the early warning trigger times in the monitoring period, and adjusting the early warning sensitivity corresponding to the running vehicle speed by using the first adjustment gear further comprises: monitoring a current driving scene and a driving environment of a vehicle, wherein the driving scene comprises single-person driving or multi-person driving, and the driving environment comprises at least one of road type, traffic state and weather condition; and determining a second adjusting gear for adjusting the current early warning sensitivity according to the corresponding relation between the driving scene and/or the driving environment and the driving behavior early warning sensitivity, and adjusting the current early warning sensitivity by adopting the first adjusting gear and the second adjusting gear.
3. The method according to claim 1 or 2, wherein before determining the early warning sensitivity corresponding to the driving speed according to the correspondence between the vehicle speed interval and the driving behavior early warning sensitivity, the method further comprises: dividing the driving behavior early warning sensitivity of a plurality of gears based on the pre-determined early warning trigger time length of the driving behavior, wherein the driving behavior comprises at least one of eye closure, sight line deviation and distraction; And generating a corresponding relation between the vehicle speed interval and the driving behavior early warning sensitivity according to the sequence of the vehicle speed interval from small to large at preset intervals.
4. The method according to claim 1, wherein the early warning trigger duration based on the driving behavior under the early warning sensitivity triggers early warning and determines the number of early warning triggers in a preset monitoring period if the actual driving behavior satisfies the early warning trigger duration, including: Comparing the duration of the actual driving behavior with the early warning trigger duration of the corresponding driving behavior under the early warning sensitivity, and judging whether the actual driving behavior meets the early warning trigger duration or not; If the duration of any actual driving behavior is longer than or equal to the early warning trigger duration of the driving behavior corresponding to the actual driving behavior, determining that the actual driving behavior meets the early warning trigger duration, and triggering early warning.
5. The method according to claim 1, wherein the determining a first adjustment gear for adjusting the early warning sensitivity corresponding to the running vehicle speed according to the number of early warning triggers in the monitoring period, and adjusting the early warning sensitivity corresponding to the running vehicle speed using the first adjustment gear includes: Based on a preset monitoring period, recording the number of times of triggering early warning of the actual driving behavior, and obtaining the number of times of triggering early warning in the monitoring period; comparing the early warning trigger times in the monitoring period with a preset threshold value, and determining to trigger one-time gear adjustment if the early warning trigger times are greater than or equal to the preset threshold value; and responding to the triggering of one-time gear adjustment, determining a first adjustment gear of the early warning sensitivity corresponding to the running vehicle speed, and adopting the first adjustment gear to adjust the early warning sensitivity corresponding to the running vehicle speed.
6. The method of claim 5, wherein determining a first adjustment gear for the early warning sensitivity for the vehicle speed in response to triggering a gear adjustment, and adjusting the early warning sensitivity for the vehicle speed with the first adjustment gear further comprises: Based on the rolling monitoring period, if the gear adjustment is not triggered in the current monitoring period, the early warning triggering times in the current monitoring period are cleared, or And based on the rolling monitoring period, if one gear adjustment is triggered in the current monitoring period, resetting the early warning triggering times in the current monitoring period.
7. The method according to claim 1 or 2, characterized in that the method further comprises: Determining target early warning sensitivity to be adjusted, wherein the target early warning sensitivity is one of early warning sensitivity corresponding to the running speed, early warning sensitivity adjusted by adopting a first adjusting gear and a second adjusting gear; and adjusting the currently written driving behavior early warning sensitivity to the target early warning sensitivity.
8. A driving behavior early warning device, characterized in that the device comprises: the first monitoring module is used for monitoring the current running speed of the vehicle and the actual driving behavior of a driver; The system comprises a first determining module, a second determining module and a first judging module, wherein the first determining module is used for determining the early warning sensitivity corresponding to the driving speed according to the corresponding relation between the driving speed interval and the early warning sensitivity of the driving behavior, and the early warning sensitivity comprises early warning trigger time length of at least one driving behavior; the first early warning module is used for triggering early warning and determining early warning trigger times in a preset monitoring period based on early warning trigger time length of driving behaviors under the early warning sensitivity under the condition that the actual driving behaviors meet the early warning trigger time length; the second determining module is used for determining a first adjusting gear for adjusting the early warning sensitivity corresponding to the running speed according to the early warning trigger times in the monitoring period, and adjusting the early warning sensitivity corresponding to the running speed by adopting the first adjusting gear; and the second early warning module is used for triggering early warning under the condition that the actual driving behavior meets the early warning trigger duration of the corresponding driving behavior in the adjusted early warning sensitivity.
9. An electronic device, comprising: A processor; A memory for storing processor-executable instructions; wherein the processor is configured to execute the instructions to implement the driving behavior early warning method of any one of claims 1 to 7.
10. A readable storage medium, characterized in that the readable storage medium has stored thereon a computer program which, when executed by a processor, implements the driving behavior early warning method according to any one of claims 1 to 7.

Description

Driving behavior early warning method and device, electronic equipment and storage medium Technical Field The application belongs to the technical field of vehicle control, and particularly relates to a driving behavior early warning method, a driving behavior early warning device, electronic equipment and a storage medium. Background With the rapid evolution of intelligent driving technologies of vehicles, driver monitoring systems (Driver Monitoring System, DMS) have become a core component of active safety and human-computer interaction cooperative control of vehicles. The driver monitoring system is usually provided with a camera or other sensors, captures multidimensional physiological and behavioral signals such as facial expression, eye movement, head posture and physical behaviors of the driver in real time, and recognizes and classifies fatigue, distraction and attention states. At present, the early warning trigger of the driver monitoring system adopts fixed parameter threshold value judgment, namely a plurality of parameter threshold values are preset as judgment basis of abnormal states based on physiological and behavior signals, however, the mode of adopting the fixed parameter threshold value to monitor the driver state to trigger the early warning is difficult to adapt to the actual driving condition of dynamic change, influences the accuracy of monitoring the driving state of the driver, easily generates excessive early warning or misjudgment or omission early warning on the driving state, and further influences driving experience and driving safety. Disclosure of Invention The embodiment of the application aims to provide a driving behavior early warning method, a device, electronic equipment and a storage medium, which can solve the problems that the accuracy of monitoring the driving state of a driver is affected by adopting fixed parameter triggering early warning, the driving state is easy to be excessively early warned or misjudged or omitted early warning, and the driving experience and driving safety are further affected. In order to solve the technical problems, the application is realized as follows: In a first aspect, an embodiment of the present application provides a driving behavior early warning method, where the method includes: monitoring the current running speed of the vehicle and the actual driving behavior of a driver; determining early warning sensitivity corresponding to the running speed according to the corresponding relation between the speed interval and the early warning sensitivity of the driving behavior, wherein the early warning sensitivity comprises early warning trigger time length of at least one driving behavior; Based on the early warning trigger time length of the driving behavior under the early warning sensitivity, triggering early warning and determining early warning trigger times in a preset monitoring period under the condition that the actual driving behavior meets the early warning trigger time length; Determining a first adjustment gear for adjusting the early warning sensitivity corresponding to the running speed according to the early warning trigger times in the monitoring period, and adjusting the early warning sensitivity corresponding to the running speed by adopting the first adjustment gear; and triggering early warning under the condition that the actual driving behavior meets the early warning triggering time length of the corresponding driving behavior in the adjusted early warning sensitivity. Optionally, after determining the first adjustment gear for adjusting the early warning sensitivity corresponding to the running speed according to the early warning trigger times in the monitoring period and adjusting the early warning sensitivity corresponding to the running speed by adopting the first adjustment gear, the method further includes: monitoring a current driving scene and a driving environment of a vehicle, wherein the driving scene comprises single-person driving or multi-person driving, and the driving environment comprises at least one of road type, traffic state and weather condition; and determining a second adjusting gear for adjusting the current early warning sensitivity according to the corresponding relation between the driving scene and/or the driving environment and the driving behavior early warning sensitivity, and adjusting the current early warning sensitivity by adopting the first adjusting gear and the second adjusting gear. Optionally, before determining the early warning sensitivity corresponding to the driving speed according to the corresponding relation between the driving behavior early warning sensitivity and the driving speed interval, the method further includes: dividing the driving behavior early warning sensitivity of a plurality of gears based on the pre-determined early warning trigger time length of the driving behavior, wherein the driving behavior comprises at least one of eye closure, sight