RecruitingACTRN12616000192482

Bionic voice reconstruction in dysphonic individuals

Assessment and validation of bionic voice reconstruction in dysphonic individuals


Sponsor

Unitec Institute of Technology

Enrollment

70 participants

Start Date

Jun 1, 2015

Study Type

Observational

Conditions

Summary

This translational research proposal aims to develop and evaluate novel algorithms for creating a new rehabilitative method to restore natural sounding speech for those with significant dysphonia and laryngectomy patients, through a real-time speech processing framework. The new method would be non-invasive, non-surgical and capable of turning whisper-like voice into normal speech. Participants in the study will provide voice samples which will be recorded in a sound-proofed room. These samples will be analysed using computing algorithms to enhance and 'fill in' missing parts of speech to reconstruct full words and sentences. The study will evaluate the accuracy of the reconstruction eg. did the computer regenerate the correct words? and the speed at which the reconstruction can be achieved. It will also evaluate the intelligibility of the reconstructed speech by blind ratings from both researchers and subjects.


Eligibility

Sex: Both males and femalesMin Age: 18 Yearss

Inclusion Criteria3

  • Abnormal voice
  • Able to attempt repeated voice tasks and follow instructions
  • Able to understand and give consent for the study and able to complete self-assessment questionnaire

Exclusion Criteria4

  • Significant pulmonary disease condition
  • Unable to attempt voice tasks or follow instructions
  • Unable to speak English
  • Inability to give informed consent

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Interventions

Evaluation of novel computer algorithm that may reconstruct words from recorded partial speech or whispers. Subjects will be asked to speak phonetically balanced sentences for 15 minutes and this wil

Evaluation of novel computer algorithm that may reconstruct words from recorded partial speech or whispers. Subjects will be asked to speak phonetically balanced sentences for 15 minutes and this will be recorded. Then the computer algorithm will be used to reconstruct speech. The accuracy and rate of reconstruction of the regenerated voice will be rated by both researchers and the subjects. Ultimately the algorithm would be able to be used on a smart phone or device. A single visit only is required. Participants will be invited to hear reconstructed speech samples and rate them subjectively once reconstruction is complete. Files can be emailed to participants.


Locations(1)

Auckland, New Zealand

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ACTRN12616000192482


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