US Patent Issued to Hunan Agricultural University on June 30 for "Retrieval optimization method based on multi-level knowledge base, medium, and system" (Chinese Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,670,190, issued on June 30, was assigned to Hunan Agricultural University (Changsha, China).

"Retrieval optimization method based on multi-level knowledge base, medium, and system" was invented by Xiaoyi Nie (Changsha, China), Xinghui Zhu (Changsha, China), Zhongsong Liu (Changsha, China), Xiaoyu Li (Changsha, China), Yi Zhang (Changsha, China) and Haitao Zhang (Changsha, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a retrieval optimization method based on a multi-level knowledge base, a medium, and a system. The method includes: hierarchically managing knowledge data to construct a multi-level knowledge base; retrieving the multi-l...