8. The method of operation of claim 7 wherein employing the classifications in detecting at least one of a start or a stop of speech by the speech detector of the speech recognizer based at least in part on the received classifications of each of the plurality of frames of audio includes, for each of a set of two or more fragments, determining how many of the fragments in the set are classified as a first one of the classifications, and treating the entire set as either speech or non-speech based on the how many of the fragments in the set are classified as the first one of the classifications.
8. The method of operation of claim 7 wherein employing the classifications in detecting at least one of a start or a stop of speech by the speech detector of the speech recognizer based at least in part on the received classifications of each of the plurality of frames of audio includes, for each of a set of two or more fragments, determining how many of the fragments in the set are classified as a first one of the classifications, and treating the entire set as either speech or non-speech based on the how many of the fragments in the set are classified as the first one of the classifications. 10. The method of operation of claim 8 wherein employing the classifications in detecting a start of speech by a speech detector of the speech recognizer is based at least in part on the received classifications of each of the plurality of frames of audio further includes identifying a set of fragments in which the number of fragments individually classified as speech exceeds a threshold as constituting speech.