Title:
LINE-OF-SIGHT DIRECTION DATA COLLECTION METHOD, APPARATUS AND DEVICE, AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2024/087797
Kind Code:
A1
Abstract:
Disclosed in the present application are a line-of-sight direction data collection method, apparatus and device, and a storage medium. The method comprises: collecting an object image of a target object by means of a first depth camera, and determining three-dimensional object coordinates of the target object under a coordinate system of the first depth camera according to the object image, wherein the target object is an object at which a user gazes; collecting a facial image of the user by means of a second depth camera, and determining three-dimensional eye coordinates of the eyes of the user under a coordinate system of the second depth camera according to the facial image; determining object coordinates of the three-dimensional object coordinates under a coordinate system of each collection camera, and determining eye coordinates of the three-dimensional eye coordinates under the coordinate system of each collection camera; and determining line-of-sight direction data of the user according to the object coordinates and the eye coordinates under the coordinate systems of all the collection cameras.
Inventors:
ZHOU JUN (CN)
YU YIMING (CN)
YU YIMING (CN)
Application Number:
PCT/CN2023/111752
Publication Date:
May 02, 2024
Filing Date:
August 08, 2023
Export Citation:
Assignee:
ZHEJIANG ZEEKR INTELLIGENT TECH CO LTD (CN)
GEELY HOLDING GROUP CO LTD (CN)
GEELY HOLDING GROUP CO LTD (CN)
International Classes:
G06T7/80; G06T7/73
Foreign References:
| CN115588052A | 2023-01-10 | |||
| CN113553920A | 2021-10-26 | |||
| CN106598221A | 2017-04-26 | |||
| CN108171152A | 2018-06-15 | |||
| US20200305712A1 | 2020-10-01 |
Attorney, Agent or Firm:
CENFO INTELLECTUAL PROPERTY AGENCY (CN)
Download PDF: