New research from Indiana University reveals that adopting a twangy vocal style, similar to that of country music singers like Dolly Parton, can significantly enhance communication in noisy settings. The study, published in JASA Express Letters, found that speakers using a twangy voice were easier to understand in traffic noise compared to those using a neutral tone. The research, conducted with synthetic speech models and deep learning technology, showed that twangy speech led to higher word identification accuracy and reduced listening effort, particularly for female voices. This discovery could impact how critical announcements are delivered in loud environments, emphasizing the importance of vocal timbre alongside volume. (Studyfinds)
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