12. The method of claim 1 , further comprising: measuring characteristics of the received sample inputs; and using the characteristics to create a classifier configured for providing an indication of which of the response classes corresponds to subsequent speech inputs.
12. The method of claim 1 , further comprising: measuring characteristics of the received sample inputs; and using the characteristics to create a classifier configured for providing an indication of which of the response classes corresponds to subsequent speech inputs. 13. The method of claim 12 , further comprising evaluating a level of confidence for the indication of which of the response classes corresponds to subsequent speech inputs.