Transfer Graph Neural Networks for Pandemic Forecasting - Archive ouverte HAL
Communication Dans Un Congrès Année : 2021

Transfer Graph Neural Networks for Pandemic Forecasting

Résumé

The recent outbreak of COVID-19 has affected millions of individuals around the world and has posed a significant challenge to global healthcare. From the early days of the pandemic, it became clear that it is highly contagious and that human mobility contributes significantly to its spread. In this paper, we utilize graph representation learning to capitalize on the underlying relationship of population movement with the spread of COVID-19. Specifically, we create a graph where the nodes correspond to a country's regions, the features include the region's history of COVID-19, and the edge weights denote human mobility from one region to another. Subsequently, we employ graph neural networks to predict the number of future cases, encoding the underlying diffusion patterns that govern the spread into our learning model. Furthermore, to account for the limited amount of training data, we capitalize on the pandemic's asynchronous outbreaks across countries and use a model-agnostic meta-learning based method to transfer knowledge from one country's model to another's. We compare the proposed approach against simple baselines and more traditional forecasting techniques in 4 European countries. Experimental results demonstrate the superiority of our method, highlighting the usefulness of GNNs in epidemiological prediction. Transfer learning provides the best model, highlighting its potential to improve the accuracy of the predictions in case of secondary waves, given data from past/parallel outbreaks.

Dates et versions

hal-04493961 , version 1 (07-03-2024)

Identifiants

Citer

George Panagopoulos, Giannis Nikolentzos, Michalis Vazirgiannis. Transfer Graph Neural Networks for Pandemic Forecasting. Thirty-Fifth Aaai Conference On Artificial Intelligence, AAAI 2021, Feb 2021, Virtual conference, France. pp.4838-4845, ⟨10.1609/aaai.v35i6.16616⟩. ⟨hal-04493961⟩
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