使用因子化模型解决智能手表数据的学科间变异性
Arman Naseri1,2, David M J Tax3, Ivo van der Bilt4
1Delft University of Technology, Delft, The Netherlands. a.naserijahfari@hagaziekenhuis.nl.
Scientific reports
|July 22, 2025
概括
智能手表数据显示了个体差异,但新的AI模型提高了健康监测的准确性. 我们的因子化自动编码器通过可穿戴传感器增强了个性化的健康洞察力.
科学领域:
- 生物医学工程 生物医学工程
- 可穿戴技术可穿戴技术
- 机器学习用于健康
背景情况:
- 智能手表为远程监控提供持续的健康数据收集.
- 用户数据的学科间变异性对可概括的AI模型构成了重大挑战.
- 从可穿戴传感器数据中准确分类健康状况对于有效的远程健康解决方案至关重要.
研究的目的:
- 解决智能手表数据的跨学科变异,以改善健康监测.
- 评估不同数据转换和规范化策略的有效性.
- 提出和验证基于因子化的新型自动编码模型,以提高分类准确性.
主要方法:
- 利用智能手表的心率和步数计数据进行二进制分类任务 (夜间/白天,不活跃/活跃,睡眠,SpO2).
- 探索每个主体和基于人口的时间序列转换和规范化技术.
- 开发并应用了修改后的因子化自编码器,包括一般化和三重因子化自编码器变种.
主要成果:
- 提出的通用因子自动编码器提高了夜间/白天分类准确度,从74.8%提高到83.1%.
- 三重因子自动编码器实现了类似的夜间/白天分类准确率83.4%.
- 在不活跃/活跃分类中观察到适度的增长,分别从84.3%提高到86.9%和86.6%.
结论:
- 分因数模型有效地解决了智能手表数据中主体间的变化.
- 开发的自动编码器模型提供了更强大的和个性化的远程健康监测.
- 这项研究为使用可穿戴技术的各种用户群体提供更可靠的健康见解铺平了道路.
相关概念视频
Factors Influencing Heart Rate
4.8K
The heart rate, or pulse rate, is a vital indicator of cardiovascular health. It reflects the number of times the heart beats per minute. Various physiological and environmental factors influence heart rate, increasing or decreasing cardiac output. Understanding these factors is crucial for assessing heart function and identifying potential health issues.
Let us explore the significant factors affecting heart rate, including age, body temperature, posture, acute pain, chemical influences,...
Let us explore the significant factors affecting heart rate, including age, body temperature, posture, acute pain, chemical influences,...
4.8K
Variability: Analysis
191
Measures of variability are statistical metrics that reveal the dispersion pattern within a dataset. They are pivotal in biostatistics, providing insights into the heterogeneity within health and biological data. Variability signifies the degree to which data points diverge from one another, helping researchers understand the potential range of values and associated uncertainty within the data.
The range is a simple measure of variability, indicating the difference between the highest and...
The range is a simple measure of variability, indicating the difference between the highest and...
191
Mechanistic Models: Compartment Models in Individual and Population Analysis
87
Mechanistic models are utilized in individual analysis using single-source data, but imperfections arise due to data collection errors, preventing perfect prediction of observed data. The mathematical equation involves known values (Xi), observed concentrations (Ci), measurement errors (εi), model parameters (ϕj), and the related function (ƒi) for i number of values. Different least-squares metrics quantify differences between predicted and observed values. The ordinary least...
87
Multicompartment Models: Overview
258
Multicompartment models are mathematical constructs that depict how drugs are distributed and eliminated within the body. They segment the body into several compartments, symbolizing various physiological or anatomical areas connected through drug transfer processes such as absorption, metabolism, distribution, and elimination.
These models offer a more comprehensive representation of drug behavior in the body than one-compartment models. They accommodate the complexity of drug distribution,...
These models offer a more comprehensive representation of drug behavior in the body than one-compartment models. They accommodate the complexity of drug distribution,...
258


