14. The method of claim 13 wherein step (t) includes the step of: (u) applying the forward-backward algorithm to the word model for the selected incorrect word based on the outputs generated in response to the utterance of the known subject word to determine the plus cumulative count values.
14. The method of claim 13 wherein step (t) includes the step of: (u) applying the forward-backward algorithm to the word model for the selected incorrect word based on the outputs generated in response to the utterance of the known subject word to determine the plus cumulative count values. 15. The method of claim 14 wherein steps (a) through (u) comprise a cycle that is successively repeated for a predefined number of iterations; each cycle being performed with stored values updated in the most recent previous cycle.