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Silent Speech Interfaces have been proposed for communication in silent conditions or as a new means of restoring the voice of persons who have undergone a laryngectomy. To operate such a device, the user must articulate silently. Isolated word recognition tests performed with fixed and portable ultrasound based silent speech interface equipment show that(More)
At the crossroads of speech and music, this research contribute to a description of the "singing-formant" not only in its acoustic aspects, but also in its physiological and perceptive aspects. From systematic spectral analysis of the phenomenon, the singing-formant is firstly redefined and described from an acoustic point of view, as a reinforcement of(More)
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