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Real-time and Explainable Detection of Epidemics with Global News Data
Proceedings of the 1st Workshop on Healthcare AI and COVID-19, ICML 2022, PMLR 184:73-90, 2022.
Abstract
Monitoring and detecting epidemics are essential for protecting humanity from extreme harm. However, it must be done in real time for accurate epidemic detection to use limited resources efficiently and save time preventing the spread. Nevertheless, previous studies have focused on predicting the number of confirmed cases after the disease has already spread or when the relevant data are provided. Moreover, it is difficult to give the reason for predictions made using existing methods. In this study, we investigated how to detect and alert infectious diseases that might develop into pandemics soon, even before the information about a specific disease is aggregated. We propose an explainable method to detect an epidemic. This method uses only global news data, which are easily accessible in real time. Hence, we convert the news data to a graph form and cluster the news themes to curate and extract relevant information. The experiments on previous epidemics, including COVID-19, show that our approach allows the explainable real-time prediction of an epidemic disease and guides decision-making for prevention. Code is available at https://github.com/sungnyun/Epidemics-Detection-GKG.