×

Implicit question query identification

  • US 9,898,554 B2
  • Filed: 11/18/2013
  • Issued: 02/20/2018
  • Est. Priority Date: 11/18/2013
  • Status: Active Grant
First Claim
Patent Images

1. A method implemented in a data processing apparatus, the method comprising:

  • receiving, at the data processing apparatus, a query in unstructured form, the query including a plurality of terms, each of the terms at a respective ordinal position in the query;

    comparing, by the data processing apparatus, the terms of the query to a plurality of query templates, each query template including terms of variable data and terms of invariable data, wherein the terms of variable data specifies a class of terms and the terms of invariable data specifies particular instances of terms;

    determining, by the data processing apparatus and based on the comparison, a match of the query terms to a first query template, wherein the first query template is not determined to be indicative of a question query;

    determining, by the data processing apparatus and based on the first query template, a second query template; and

    determining, by the data processing apparatus, that the query is an implicit question query in response to the second query template being indicative of a question query;

    wherein determining, based on the first query template, the second query template comprises;

    generating synthetic templates from the first template, each synthetic template being the first template in combination with one of a corresponding plurality of question prefix terms; and

    determining that one of the synthetic templates specify the second query template in the plurality of query templates.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×