Perceptual evaluation of voice quality and its correlation with acoustic measurement

Farideh Jalali-najafabadi, Chaitanya Gadepalli, Frances Ascott, Jarrod Homer, Mikel Luján, Barry Cheetham

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    Abstract

    The GRBAS scale is a widely used subjective measure of voice quality. The aim of this paper is to investigate the correlation between the 'grade', 'roughness', 'breathiness', 'asthenia' and 'strain' dimensions of this scale and the objective measurements provided by the 'Analysis of Dysphonia in speech and Voice' (ADSV) software package. To do this, voice recordings of 107 samples were collected in a quiet room, and each voice was perceptually evaluated on the GRBAS scale by three experienced speech and language therapists. The same recordings were also acoustically analysed using ADSV. Statistical analysis using the Spearman's rank correlation coefficient model identified a degree of moderate correlation between the result of cepstral based analysis and the GRBAS scale. A classifier such as a decision tree may then be applied to the ADSV cepstral measurement for the objective prediction of GRBAS scores. The accuracy of the classifier in predicting the score of each therapist is given in the paper. © 2013 IEEE.
    Original languageEnglish
    Title of host publicationProceedings - UKSim-AMSS 7th European Modelling Symposium on Computer Modelling and Simulation, EMS 2013|Proc. - UKSim-AMSS Eur. Model. Symp. Comput. Model. Simul., EMS
    PublisherIEEE Computer Society
    Pages283-286
    Number of pages3
    DOIs
    Publication statusPublished - 20 Nov 2013
    EventUKSim-AMSS 7th European Modelling Symposium on Computer Modelling and Simulation, EMS 2013 - Manchester
    Duration: 1 Jul 2013 → …
    http://dx.doi.org/10.1109/EMS.2013.49

    Conference

    ConferenceUKSim-AMSS 7th European Modelling Symposium on Computer Modelling and Simulation, EMS 2013
    CityManchester
    Period1/07/13 → …
    Internet address

    Keywords

    • ADSV
    • Classification
    • GRBAS
    • Spearsman's rank correlation

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