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Aspect oriented programmable dialogue manager and apparatus operated thereby

  • US 20090198496A1
  • Filed: 02/02/2009
  • Published: 08/06/2009
  • Est. Priority Date: 01/31/2008
  • Status: Abandoned Application
First Claim
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1. A dialogue driven system enabling a natural language interaction between a user and the system, comprising:

  • an input component accepting input sequences of words;

    an output component producing output sequences of words; and

    a dialogue manager unit including;

    a memory capable of storing at least one dialogue specification formed according to a dialogue specification language, said dialogue specification including a multitude of statements, said statements including standard statements, point cut statements and advice components;

    an execution memory storing a current execution state;

    a statement interpreter configured to interpret said statements of the dialogue specification to process said input sequences of words and produce output to drive said output component to produce said output sequences of words;

    said statement interpreter including a predetermined point recognizer configured to identify predetermined points during execution of said statements of said dialogue specification whereat execution of said advice components is to be considered;

    a point cut identifier configured to evaluate said point cut statements, in response to said predetermined point identifier identifying one of said predetermined points, and identify said point cut statements which return true evaluations; and

    an advice executer configured to select one of said identified point cut statements which evaluates as true and execute one of said advice components which is associated with said selected one of said point cut statements.

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