AI-driven tool can detect Lewy body dementia via changes in vocal emotional expression

Researchers at University of Tsukuba and IBM Research identified, for the first time, disease-specific reduction in emotional expressivity in Lewy body dementia by quantifying vocal expression of emotions using deep neural network techniques. This reduction in vocal emotional expressions was associated with cognitive impairment and specific brain region atrophy and could serve as a distinguishing factor for individuals with Lewy body dementia.

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