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NLP duration and duration range comparison methodology using similarity weighting

  • US 9,411,878 B2
  • Filed: 02/19/2014
  • Issued: 08/09/2016
  • Est. Priority Date: 02/19/2014
  • Status: Expired due to Fees
First Claim
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1. A computer program product comprising a computer readable storage medium having a computer readable program stored therein, wherein the computer readable program when executed on a computing device, causes the computing device to:

  • receive an input question concerning an entity;

    generate a plurality of candidate answers to the input question using a corpus of information;

    identify a question-side duration value for the entity identified in the input question;

    identify a policy-side duration value for a policy applied to the to generate each of the plurality of candidate answers;

    determine a duration similarity weight for each of the plurality of candidate answers based on a similarity between the question-side duration value and the policy-side duration value;

    apply the duration similarity weight to each of the plurality of candidate answers;

    rank the plurality of candidate answers based on applying the duration similarity weight to each of the plurality of candidate answers; and

    output one or more of the candidate answers based on the ranking.

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