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Speech Recognition Models of the Interdependence Among Prosody, Syntax, and Segmental Acoustics

Outline. Prosodic Constraints for ASRProsodically Transcribed Speech CorpusProsody-dependent speech recognitionFrameworkHow Prosody Reduces Word Error RateAcoustic modelsFactored prosody-dependent allophonesKnowledge-based factoring: pitch

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Speech Recognition Models of the Interdependence Among Prosody, Syntax, and Segmental Acoustics

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    1. Speech Recognition Models of the Interdependence Among Prosody, Syntax, and Segmental Acoustics Mark Hasegawa-Johnson jhasegaw@uiuc.edu Jennifer Cole, Chilin Shih, Ken Chen, Aaron Cohen, Sandra Chavarria, Heejin Kim, Taejin Yoon, Sarah Borys, and Jeung-Yoon Choi

    2. Outline Prosodic Constraints for ASR Prosodically Transcribed Speech Corpus Prosody-dependent speech recognition Framework How Prosody Reduces Word Error Rate Acoustic models Factored prosody-dependent allophones Knowledge-based factoring: pitch & duration Allophone clustering: spectral envelope Language models Factored syntactic-prosodic N-gram Syntactic correlates of prosody

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