Patents by Inventor Liangqi LI

Liangqi LI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20210012094
    Abstract: A two-stage person searching method combining face and appearance features, comprises: detecting a face of a person utilizing a face detector, and outputting a face representation vector based on a face comparing model; ranking person sets to be matched according to an Euclidean distance to acquire a face ranking result; selecting a plurality of samples as multi-matching targets at the next stage according to the ranking result; using the selected multi-matching targets of different persons at the next stage in the same data set as mutual negative samples, so as to compress the sample space matched at the next stage; and finally re-recognizing multi-target persons, and ranking the image sets to be matched according to an average distance or similarity with multiple targets to output a final result.
    Type: Application
    Filed: September 23, 2020
    Publication date: January 14, 2021
    Inventors: Hua YANG, Liangqi LI