US Patent Issued to Northeastern University on April 15 for "Sound-based roller fault detecting method by using double-projection neighborhoods preserving embedding" (Chinese Inventors)

ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,597, issued on April 15, was assigned to Northeastern University (Liaoning, China).

"Sound-based roller fault detecting method by using double-projection neighborhoods preserving embedding" was invented by Xin Sha (Liaoning, China), Lin Feng (Liaoning, China) and Yingwei Zhang (Liaoning, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a sound-based roller fault detecting method by using double-projection neighborhoods preserving embedding, including: acquiring sound data during operation of a roller, performing a wavelet transform energy feature extraction on normal data in the data to obtain wavelet transform energy feature data, th...