US Patent Issued to SHANGHAITECH UNIVERSITY on Sept. 9 for "Global registration method based on spherical harmonic transformation (SHT) and iterative optimization" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,287, issued on Sept. 9, was assigned to SHANGHAITECH UNIVERSITY (Shanghai).

"Global registration method based on spherical harmonic transformation (SHT) and iterative optimization" was invented by Chengzhang He (Shanghai) and Yajun Ha (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A global registration method based on spherical harmonic transformation (SHT) and iterative optimization is provided. Two assumptions are provided: firstly, it is predefined that a minimum percentage of a correct matching pair in an input point cloud is represented as a limit on a quantity of outliers in the point cloud, and secondly, a distance threshold used t...