Title:
METHOD AND APPARATUS FOR DETECTING DRIVER STATE, AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2023/108364
Kind Code:
A1
Abstract:
Embodiments of the present application relate to the technical field of computer vision, in particular to a method and apparatus for detecting a driver state, and a storage medium. The method comprises: obtaining a first image frame and a second image frame, the first image frame and the second image frame being both image frames comprising a driver face, and the first image frame being an image frame collected before the second image frame; obtaining first detection information of the first image frame and second detection information of the second image frame, the first detection information and the second detection information both indicating an eye state and a head posture of the driver; and when the second detection information indicates that a first eye state corresponding to the second image frame is an eye closed state, according to the first detection information and the second detection information, determining a second eye state corresponding to the second image frame. According to the embodiments of the present application, three scenes of normally closing the eyes, taking a glance down, and napping which are almost not different from each other from analysis of the image can be accurately distinguished, and an eye opening and closing state recognition effect having high precision and strong robustness is ensured.
More Like This:
| JP7054392 | Posture estimation device, method and program |
| WO/2023/157005 | AN AUGMENTED REALITY INTERFACE FOR WATCHING LIVE SPORT GAMES |
| JP2022051873 | EYELID SHAPE ESTIMATION |
Inventors:
TIAN YONG (CN)
XU WENKANG (CN)
XU WENKANG (CN)
Application Number:
PCT/CN2021/137537
Publication Date:
June 22, 2023
Filing Date:
December 13, 2021
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
G06T7/70; G08B21/06; G08B23/00
Foreign References:
| US20190122044A1 | 2019-04-25 | |||
| CN113536967A | 2021-10-22 | |||
| US20170236016A1 | 2017-08-17 | |||
| CN109670421A | 2019-04-23 | |||
| CN108701214A | 2018-10-23 | |||
| CN111079476A | 2020-04-28 | |||
| CN112949370A | 2021-06-11 |
Attorney, Agent or Firm:
BEIJING GLOBAL INTELLECTUAL PROPERTY LAW FIRM (CN)
Download PDF: