A similar tool could help with early detection of America’s sixth leading cause of death: Alzheimer’s disease. Often, doctors don’t recognize physical symptoms in time to try any of the disease’s few existing interventions. But machine learning hears what doctor’s can’t: Signs of cognitive impairment in speech. This is how Toronto-based Winterlight Labs is developing a tool to pick out hints of dementia in its very early stages. Co-founder Frank Rudzicz calls these clues “jitters,” and “shimmers:” high frequency wavelets only computers, not humans, can hear.
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