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Methods and apparatus object-oriented rule-based dialogue management

  • US 6,044,347 A
  • Filed: 08/05/1997
  • Issued: 03/28/2000
  • Est. Priority Date: 08/05/1997
  • Status: Expired due to Term
First Claim
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1. A method for use in a processing system for managing a dialogue between the system and a user, the method comprising the steps of:

  • receiving an input signal representing one of speech and text associated with at least a portion of the dialogue;

    processing a set of frames characterizing a subject of the dialogue, associated with the input signal, each frame including one or more properties that describe a corresponding object which may be referenced during the dialogue, wherein a weight is assigned to each of at least a subset of the properties represented by the set of frames, such that the assigned weights indicate the relative importance of the corresponding properties;

    utilizing the weights to determine which of a plurality of possible responses the system should generate for a given user input during the dialogue; and

    generating an output signal for sensory perception by the user representing at least one of the plurality of possible responses.

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