Using Landmark Detection to Measure Effective Clear Speech

A number of studies have established that normal native speakers of a language know how to improve their intelligibility to listeners under intelligibility-challenging conditions. (Uchanski, 2005).

This “Clear Speech” speaking style is significantly more intelligible to listeners; the average Clear Speech benefit is 15-17% to normal-hearing listeners in noise and to hearing impaired listeners in quiet (Uchanski, 2005).

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