7. The method of claim 6 , wherein transcribing the audio data is performed using a large vocabulary speech recognition system.
7. The method of claim 6 , wherein transcribing the audio data is performed using a large vocabulary speech recognition system. 8. The method of claim 7 , further comprising: comparing the at least one contusion network to at least one model used in the large vocabulary speech recognition system to determine a conformity between the at least one confusion network and the at least one model; and calculating a transcription quality score for each of the audio files from the determined conformity.