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 (2/3)• Possible structures for heuristic estimation for theChinese languageㄧㄝㄧㄣㄏㄞㄨㄢㄈㄣㄏㄤㄕㄤㄊㄞㄑㄧㄧㄧㄣㄏㄨㄚㄕㄢㄒ 一 ㄤㄓㄠㄙㄥㄨㄨㄛㄨㄛㄅㄤINITIALs FINALs Syllables A lattice based on the lexical tree• Incorporated with the actual decoding score andlanguage model look-ahead score( t,h,arc , s ) = m′⋅ log D( t,h,arc , s ) + m′⋅ log L ( arc ) + m′log L ( t,arc s )~D ,log k q 1 k q 2 LM k 3 ⋅ACkq<strong>Speech</strong> – <strong>Berlin</strong> <strong>Chen</strong> 29
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