WATCH-SS:开发一个可靠和可解释的模块化框架来检测自发言语的认知障碍
Sydney Pugh1, Matthew Hill2, Sy Hwang2
1Department of Biostatistics, Epidemiology, and Informatics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA, Sydney.Pugh@PennMedicine.upenn.edu.
Pacific Symposium on Biocomputing. Pacific Symposium on Biocomputing
|February 27, 2026
概括
早期发现认知障碍 (CI) 对阿尔茨海默病的干预至关重要. WATCH-SS工具分析CI指标的语音,在早期查的关键数据集上达到80%的准确性.
科学领域:
- 神经学 神经学
- 计算语言学 计算语言学
- 人工智能在医学中的应用
背景情况:
- 早期发现认知障碍 (CI) 对管理阿尔茨海默病和相关痴呆症至关重要.
- 目前的查方法可能缺乏可访问性或效率,无法广泛使用初级保健.
研究的目的:
- 引入自发言语对认知健康的警告评估和警报工具 (WATCH-SS).
- 开发一个模块化,可解释的框架,用语音分析来检测CI.
主要方法:
- WATCH-SS采用了三阶段的框架来分析语言和声学语音特征.
- 它结合了多种探测器方法,从实时高效到高精度离线方法.
- 一个预测模型基于聚合的,临床上可解释的总结特征来对CI进行分类.
主要成果:
- 在DementiaBank ADReSS数据集上,WATCH-SS框架表现出强大的预测性能.
- 在测试组中,在曲线下的面积 (AUC) 达到80%.
- 模块化,基于特征的方法提供了一个透明的诊断档案.
结论:
- WATCH-SS显示出作为初级保健机构可靠和临床可用的查工具的潜力.
- 这种基于语音的分析代表了早期CI检测的重大进步.
- 该工具的可解释性支持临床采用和患者信任.
相关概念视频
01:27Language and Cognition
881
Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
881
01:30Cognitive Development During Adulthood
988
Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
988
01:10Higher Mental Functions of the Brain: Language
3.9K
Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
3.9K