加强类似流感的疾病预测:在COVID-19大流行期间,结合数学和深度学习模型的整体方法
Ganghyun Yoon1, Amanda Bleichrodt2, Gerardo Chowell3
1Department of Applied Mathematics, Kyung Hee University, 1732 Deogyeong-daero, Giheung-gu, Yongin-si, Gyeonggi-do, 17104, Republic of Korea.
Epidemics
|March 3, 2026
概括
本研究介绍了一种组合模型,将机械和LSTM神经网络结合起来,以改进流感样疾病 (ILI) 的预测. 混合方法提高了准确性和适应性,在疾病动态变化期间对公共卫生至关重要.
科学领域:
- 流行病学 流行病学
- 计算生物学 计算生物学
- 公共卫生 公共卫生
背景情况:
- 准确的短期流感类疾病 (ILI) 预测对公共卫生至关重要.
- 由于ILI动态的变化,COVID-19大流行凸显了对适应性预测模型的需求.
研究的目的:
- 开发和评估一种新的整体建模方法,以改善特定年龄的ILI预测.
- 提高ILI预测框架的适应性和可靠性,以应对大流行引起的变化.
主要方法:
- 开发了一种混合组合模型,集成了一种机械的n-亚流行病模型和蒙特卡罗脱落的长期短期记忆 (LSTM) 神经网络.
- 该模型旨在捕捉疾病传播动态和非线性时间依赖.
- 实施了年龄分层预测,以考虑到人口异质性.
主要成果:
- 与单个模型相比,组合模型显示出更高的预测性能.
- 在四个流行浪潮中使用权衡间隔得分 (WIS) 和平均绝对误差 (MAE) 评估了绩效.
- 该方法提供了可靠的不确定性量化,并适应了流行病改变的传播模式.
结论:
- 混合预测方法提供了一种强大的工具,可以提高疫情防控和应对能力.
- 开发的框架灵活,数据驱动,并适应不断变化的传输动态.
- 这种方法可以扩展到预测其他新出现的传染病.
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