Patents by Inventor Huida Liu

Huida Liu 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).

  • Historical augmentation of electronic maps
    Patent number: 11593411
    Abstract: Disclosed is a computer implemented method to annotate electronic maps with historical data, the method comprising: receiving a first query from a user, wherein the first query includes a request for historical data of a mapped area. The method also comprises retrieving a plurality of references, wherein each reference includes a location reference, and each reference is related to the mapped area. The method further comprises normalizing each location reference to a common coordinate system. The method also comprises ranking each of the plurality of references. The method further comprises generating a first result, wherein the first result is responsive to the first query, and the first result is based on the ranking. The method further comprises determining a confidence score for the first result, and returning the first result to the user.
    Type: Grant
    Filed: September 13, 2019
    Date of Patent: February 28, 2023
    Assignee: International Business Machines Corporation
    Inventors: Edwin J. Bruce, Marlentae Johnson, Huida Liu, Chaithra Mysore Nagaraj
  • HISTORICAL AUGMENTATION OF ELECTRONIC MAPS
    Publication number: 20210081440
    Abstract: Disclosed is a computer implemented method to annotate electronic maps with historical data, the method comprising: receiving a first query from a user, wherein the first query includes a request for historical data of a mapped area. The method also comprises retrieving a plurality of references, wherein each reference includes a location reference, and each reference is related to the mapped area. The method further comprises normalizing each location reference to a common coordinate system. The method also comprises ranking each of the plurality of references. The method further comprises generating a first result, wherein the first result is responsive to the first query, and the first result is based on the ranking. The method further comprises determining a confidence score for the first result, and returning the first result to the user.
    Type: Application
    Filed: September 13, 2019
    Publication date: March 18, 2021
    Inventors: Edwin J. Bruce, MARLENTAE JOHNSON, Huida Liu, Chaithra Mysore Nagaraj
  • Security camera
    Patent number: D890831
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: July 21, 2020
    Inventors: Yi Zheng, Huida Liu, Dengke Xu