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使用长短期记忆网络对加拿大新冠病毒传播进行时间序列预测。

Time series forecasting of COVID-19 transmission in Canada using LSTM networks.

作者信息

Chimmula Vinay Kumar Reddy, Zhang Lei

机构信息

Faculty of Engineering and Applied Science, University of Regina, Regina, Saskatchewan, S4S0A2 Canada.

出版信息

Chaos Solitons Fractals. 2020 Jun;135:109864. doi: 10.1016/j.chaos.2020.109864. Epub 2020 May 8.

Abstract

On March 11 2020, World Health Organization (WHO) declared the 2019 novel corona virus as global pandemic. Corona virus, also known as COVID-19 was first originated in Wuhan, Hubei province in China around December 2019 and spread out all over the world within few weeks. Based on the public datasets provided by John Hopkins university and Canadian health authority, we have developed a forecasting model of COVID-19 outbreak in Canada using state-of-the-art Deep Learning (DL) models. In this novel research, we evaluated the key features to predict the trends and possible stopping time of the current COVID-19 outbreak in Canada and around the world. In this paper we presented the Long short-term memory (LSTM) networks, a deep learning approach to forecast the future COVID-19 cases. Based on the results of our Long short-term memory (LSTM) network, we predicted the possible ending point of this outbreak will be around June 2020. In addition to that, we compared transmission rates of Canada with Italy and USA. Here we also presented the 2, 4, 6, 8, 10, 12 and 14 day predictions for 2 successive days. Our forecasts in this paper is based on the available data until March 31, 2020. To the best of our knowledge, this of the few studies to use LSTM networks to forecast the infectious diseases.

摘要

2020年3月11日,世界卫生组织(WHO)宣布2019新型冠状病毒为全球大流行病。冠状病毒,也被称为COVID-19,于2019年12月左右首次在中国湖北省武汉市出现,并在几周内蔓延至全球。基于约翰·霍普金斯大学和加拿大卫生当局提供的公共数据集,我们使用最先进的深度学习(DL)模型开发了一个加拿大COVID-19疫情预测模型。在这项新研究中,我们评估了预测加拿大及全球当前COVID-19疫情趋势和可能停止时间的关键特征。在本文中,我们介绍了长短期记忆(LSTM)网络,这是一种用于预测未来COVID-19病例的深度学习方法。根据我们的长短期记忆(LSTM)网络结果,我们预测此次疫情的可能结束点将在2020年6月左右。除此之外,我们还比较了加拿大与意大利和美国的传播率。这里我们还给出了连续两天的2天、4天、6天、8天、10天、12天和14天预测。本文中的预测基于截至2020年3月31日的可用数据。据我们所知,这是少数使用LSTM网络预测传染病的研究之一。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8fc4/7205623/b1c038f6dd10/gr1_lrg.jpg

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