Application of Speech Sounds of a Dialect-accented Mandarin in Voiceprint Identification:A Case Study on Speech Sounds of Guiyang-accented Mandarin
A dialect-accented Mandarin refers to a non-standard form of Mandarin that has gradually evolved from the interaction between a regional dialect and standard Mandarin,so its speech sounds often retain traces of dialectal accents.Within the same dialect region,the speech sounds of a dialect-accented Mandarin exhibit common features that are difficult to alter.However,individuals'speech sounds may vary due to different degrees of influence from the regional dialect and discrepancies in their speech organs.This elucidates why the speech sounds of a dialect-accented Mandarin exhibit both stability and individual differences.The exploration of the correlation between the speech patterns of a dialect-accented Mandarin and those of a regional dialect can indicate directions for criminal investigation.Furthermore,an individual's unique speech habits and characteristics possess substantial value in speech-based personal profiling and determination of speech identity.
dialectspeech sounds of a dialect-accented Mandarincharacteristic sound segmentsvoiceprint identification
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