Large Vocabulary Continuous Speech Recognition - Berlin Chen
Large Vocabulary Continuous Speech Recognition - Berlin Chen
Large Vocabulary Continuous Speech Recognition - Berlin Chen
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WC: Acoustic Look-ahead (1/3)• The Chinese language is well known for its monosyllabicstructure, in which each Chinese word is composed ofone or more syllables– Utilize syllable-level heuristics to enhance search efficiency• Help make the right decision when pruning– How to design the a suitable structure in order to estimate theheuristics for the unexplored portion of a speech utterance?~Qv n1( t,s;arc)Heuristics ;( t,s arc)log F ( t,s;arc)1 −n−1v1~log Q= n−1v1( t,s;arc) + log Heuristics ( t,s;arc)<strong>Speech</strong> – <strong>Berlin</strong> <strong>Chen</strong> 28
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