Vehicle outside rear-view mirror adjusting method and system based on machine vision and environmental perception

Through the technology based on machine vision and environmental perception, the mirror angle, brightness and reflectivity of the car exterior rearview mirror are automatically adjusted, which solves the problems of cumbersome and inefficient adjustment operations in the prior art, and improves driving safety and experience.

CN119636579AActive Publication Date: 2025-03-18GAC HONDA AUTOMOBILE CO LTD +1
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Patent Information

Application Number
CN202510116391.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-24
Publication Date
2025-03-18
Estimated Expiration
2045-01-24

AI Technical Summary

Technical Problem

In the prior art, the adjustment operation of the car rearview mirror is cumbersome and inefficient, and the adjustment process will distract the driver and increase safety risks.

Method used

The vehicle exterior rearview mirror adjustment method based on machine vision and environmental perception is adopted. By obtaining the driver's face image information, the eye image information is extracted, the pupil center position and the eyeball center position are determined, and the target line of sight is then determined. According to the target line of sight direction and environment information, the mirror angle, brightness and reflectivity of the exterior rearview mirror are automatically adjusted.

Benefits of technology

Improves the efficiency and accuracy of rearview mirror adjustment, reduces the complexity of driver operation, and enhances driving safety and experience.

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Abstract

The invention discloses a vehicle outside rear-view mirror adjusting method and system based on machine vision and environmental perception, and the method comprises the steps: obtaining the face image information of a driver, and extracting the eye image information of the driver according to the face image information; determining a pupil center position and an eyeball center position of the driver according to the eye image information, and determining a target sight direction of the driver according to the pupil center position and the eyeball center position; a corresponding target outside rear-view mirror is determined according to the target sight line direction, and the optimal mirror surface angle of the target outside rear-view mirror is determined; obtaining current environment information, and determining a brightness adjustment value and / or a reflectivity adjustment value of the target outside rear-view mirror according to the current environment information; and adjusting the target outside rear-view mirror according to the optimal mirror surface angle and the brightness adjustment value and / or the reflectivity adjustment value. The rearview mirror adjusting efficiency and accuracy and the driving safety and driving experience of the user are improved, and the method can be widely applied to the technical field of vehicle control.
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