US Patent Issued to Lanzhou Jiaotong University on Sept. 9 for "Method for multi-scale digital elevation model generation based on curvature wavelet transform" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,337, issued on Sept. 9, was assigned to Lanzhou Jiaotong University (Lanzhou, China).

"Method for multi-scale digital elevation model generation based on curvature wavelet transform" was invented by Jingzhong Li (Lanzhou, China), Ben Ma (Lanzhou, China), Haowen Yan (Lanzhou, China), Min Deng (Lanzhou, China), Shihong Du (Lanzhou, China), Liang Wu (Lanzhou, China) and Min Yang (Lanzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multi-scale DEM generation method based on curvature wavelet transform is provided. The method includes following steps: obtaining a wavelet basis function and a wavelet decomposition layer number of the curvatur...