作者
Gloria Gagliardi, Fabio Tamburini
发表日期
2021
期刊
Lingue e linguaggio
卷号
20
期号
1
页码范围
3-31
出版商
Società editrice il Mulino
简介
A timely diagnosis of the prodromal stages of dementia remains a big challenge for healthcare systems: many assessment tools have been proposed over recent years, but the commonest screening instruments are largely unreliable for detecting subtle changes in cognition. The scientific literature contains a rising number of reports about language disturbances at the earliest stages of dementia, a clinical syndrome known as “Mild Cognitive Impairment”(MCI). Here we take advantage of these findings to develop a novel NLP method capable of identifying cognitive frailty at a very early stage by processing Italian spoken productions. This study constitutes a first step in the creation of an automatic tool for non-intrusive, low-cost dementia screening exploiting linguistic biomarkers. Our findings show that acoustic features (ie, fluency indexes and spectral properties of the voice) are the most reliable parameters for MCI …
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