Patent ID: 8301446

Claim:
A method of training an acoustic model, the method comprising: generating a specific text element set as a subset of a general text element set; generating a combined phoneme set, the combined phoneme set including ordinate phonemes occurring in the general text element set and renamed specific phonemes corresponding to at least some of the ordinate phonemes occurring in the specific text element set; generating a combined dictionary, the combined dictionary including text elements from the general text element set outside the specific text element set with phonetic spellings including the ordinate phonemes and renamed specific text elements from the specific text element set with phonetic spellings including the renamed specific phonemes; generating a combined transcription set, the combined transcription set including transcriptions with the text elements from the general text element set outside the specific text element set and the renamed specific text elements; and training the acoustic model using the combined phoneme set, the combined dictionary, the combined transcription set and an audio file set.