Patents by Inventor Kevin C.M. Lai

Kevin C.M. Lai 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).

  • Interactive information retrieval using knowledge graphs
    Patent number: 11645314
    Abstract: A method includes receiving a natural language query at an information system, the natural language query indicating an intent and at least a first factor and a second factor. The method also includes retrieving a set of candidate information from the information system based on the natural language query, the set of candidate information having a type determined by the intent. The method additionally includes selecting a knowledge display template from a set of knowledge display templates using the intent, the first factor and the second factor. The method further includes rendering, using the knowledge display template, a first knowledge graph comprising the set of candidate information, the first knowledge graph indicating a relationship between the set of candidate information based the first factor and the second factor.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: May 9, 2023
    Assignee: International Business Machines Corporation
    Inventors: Liang-Shu Huang, Kevin C. M. Lai, Chih-Hsiung Liu, Jarwow C. H. Wu, Wayen W. J. Wu
  • INTERACTIVE INFORMATION RETRIEVAL USING KNOWLEDGE GRAPHS
    Publication number: 20190057145
    Abstract: A method includes receiving a natural language query at an information system, the natural language query indicating an intent and at least a first factor and a second factor. The method also includes retrieving a set of candidate information from the information system based on the natural language query, the set of candidate information having a type determined by the intent. The method additionally includes selecting a knowledge display template from a set of knowledge display templates using the intent, the first factor and the second factor. The method further includes rendering, using the knowledge display template, a first knowledge graph comprising the set of candidate information, the first knowledge graph indicating a relationship between the set of candidate information based the first factor and the second factor.
    Type: Application
    Filed: August 17, 2017
    Publication date: February 21, 2019
    Inventors: Liang-Shu Huang, Kevin C.M. Lai, Chih-Hsiung Liu, Jarwow C.H. Wu, Wayen W.J. Wu