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TheGlottal ModulationComponents ForSpeakerVoiceRecognition | ||
| Al-Mustansiriyah Journal of Science | ||
| Article 1, Volume 24, Issue 5, 2013, Pages 519-532 | ||
| Author | ||
| Tariq A. Hassan | ||
| Abstract | ||
| Glottalsignalsmaycarrymoreinformationaboutspeakersthanthespeech signalitselfwhentheyusedinthecon- textoftext-dependentspeakeridentificationsystem.Source signalsthatcamefromvoice-containing utteranceappearto improvethesystemperformanceupto10%comparingwith thespeechsignalitselfwhilethosecamefromnon-voicedutteranceappeartohavesimilarorprettylessaccuracycomparingwiththe speechsignals.Featuresare extractedfromeach speech/source signalbythemethodofAM-FMsignalmodulation.Thismethodisabletointroduceasetofdescriptors thatareencodedasaparameters forspeakeridentification. Thepurposes ofthispaperistoshowthatthevoicedspeech sourcesignalcontainsmorespeakerdependenceinformation thanthe speechsignalin the contextof speakeridentification system.Thespeechsignalanditssourceareparameterisedin themethodofAM-FM signalmodulation.Theresultsshow thatthesourcesignalwillgivebetterperformancejustwhen itcomesfrom voicedsource. | ||
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