关于使用深度形态线性模型预测Covid-19的问题

R. D. A. Araújo
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引用次数: 0

摘要

近日,世界卫生组织(WHO)宣布新型冠状病毒感染症(COVID-19)为“史无前例的大流行”,重症监护病房的收治需求剧增,使医疗系统面临巨大压力。在这种情况下,估计covid - 19大流行的动态对于应对卫生系统的缺陷至关重要。因此,在这项工作中,我们开展了与COVID-19大流行相关的时间序列的实证研究,并在此研究的基础上,我们提出了一个深度形态线性模型,通过基于梯度的学习过程训练,能够预测这种特定类型的时间序列。为了评估所提出模型的预测性能,我们使用了巴西和美利坚合众国的每日COVID-19时间序列。取得的结果表明,所提出的模型在估计COVID-19大流行的动态方面优于经典和最近的机器学习模型。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Sobre o Problema de Previsão da Covid-19 Utilizando Modelos Morfológico-Linear Profundos
The coronavirus disease 2019 (COVID-19) has been declared by the World Health Organization (WHO) as an unprecedented pandemic in the present days, straining healthcare systems due to the high demand for admissions to intensive care units. In this context, estimating the dynamics of the COVID19 pandemic is essential to deal with health system drawbacks. Therefore, in this work we developed an empirical study on time series related to the COVID-19 pandemic and, based on this study, we present a deep morphological-linear model, trained by a gradient-based learning process, able to predict this particular kind of time series. Trying to assess the predictive performance of the proposed model, we use daily COVID-19 time series in Brazil and United States of America. The achieved results show that the proposed model outperforms classical and recent machine learning models to estimate the dynamics of the COVID-19 pandemic.
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