The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 02, 2025
Filed:
Jul. 22, 2021
Bytedance Inc., Los Angeles, CA (US);
Linjie Luo, Los Angeles, CA (US);
Jing Liu, Los Angeles, CA (US);
Zhili Chen, Los Angeles, CA (US);
Guohui Wang, Los Angeles, CA (US);
Xiao Yang, Los Angeles, CA (US);
Jianchao Yang, Los Angeles, CA (US);
Xiaochen Lian, Los Angeles, CA (US);
BYTEDANCE INC., Los Angeles, CA (US);
Abstract
A positioning model optimization method, a positioning method, and a positioning device are provided. The positioning model optimization method includes: inputting a positioning model for a scene, the positioning model including a three-dimensional (3D) point cloud and a plurality of descriptors corresponding to each 3D point in the 3D point cloud; calculating a significance of each 3D point in the 3D point cloud, and if the significance is greater than a predetermined threshold, outputting the 3D point and the plurality of descriptors corresponding to the 3D point to an optimized positioning model for the scene; and outputting the optimized positioning model for the scene.