5. The speech recognition system according to claim 3 , wherein the one or more processors are further configured to convert the phoneme graph to a word-phoneme graph, the word-phoneme graph assigning a word and associated phonetic transcription to each edge.
3. The speech recognition system according to claim 1 , wherein the one or more processors are further configured to extract from the sound block a phoneme graph, the phoneme graph assigning a phoneme to each edge, and wherein the phonetic transcription of the words in the word graph is based on the phoneme graph.