Patents by Inventor Feifan Liu

Feifan 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).

  • Publication number: 20210407679
    Abstract: A method for assessing diagnostic certainty in diagnostic reporting natural language, the method comprising receiving a natural language impression portion of a diagnostic report submitted for certainty evaluation, the impression portion having one or more sentences of natural language, accessing a pre-trained and fine-tuned language model, applying the one or more sentences to the trained language model for evaluation of the one or more sentences as a whole, receiving an assessment of certainty for the respective one or more sentences, based on the evaluation, communicating the assessment of certainty to a user before accepting the impression portion, and accepting submission of the impression portion only after the impression portion satisfies certainty criteria, or if the certainty criteria is not required obtaining validation from the user.
    Type: Application
    Filed: June 25, 2021
    Publication date: December 30, 2021
    Applicant: University of Massachusetts
    Inventors: Feifan Liu, Max P. Rosen
  • Patent number: 10949602
    Abstract: Some aspect include a system for automatically processing text comprising information regarding a patient encounter to prioritize medical billing codes derived from the text. The system comprises at least one storage medium storing processor-executable instructions, and at least one processor configured to execute the processor-executable instructions to analyze the text to extract a plurality of facts from the text, assign a plurality of medical billing codes to the text based at least in part on the plurality of facts, using a model trained at least in part on feedback from a user, order the plurality of medical billing codes in a sequence beginning with a primary medical billing code corresponding to a primary diagnosis associated with the text, and present the ordered sequence of medical billing codes to the user for review.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: March 16, 2021
    Assignee: Nuance Communications, Inc.
    Inventors: Neal E. Snider, Feifan Liu, Girija Yegnanarayanan
  • Publication number: 20180081859
    Abstract: Some aspect include a system for automatically processing text comprising information regarding a patient encounter to prioritize medical billing codes derived from the text. The system comprises at least one storage medium storing processor-executable instructions, and at least one processor configured to execute the processor-executable instructions to analyze the text to extract a plurality of facts from the text, assign a plurality of medical billing codes to the text based at least in part on the plurality of facts, using a model trained at least in part on feedback from a user, order the plurality of medical billing codes in a sequence beginning with a primary medical billing code corresponding to a primary diagnosis associated with the text, and present the ordered sequence of medical billing codes to the user for review.
    Type: Application
    Filed: September 20, 2017
    Publication date: March 22, 2018
    Applicant: Nuance Communications, Inc.
    Inventors: Neal E. Snider, Feifan Liu, Girija Yegnanarayanan