Long-term prediction Forecasting 2 Air pollution 1 Air pollution modelling 1 Article 1 Asymptomatic Infections 1 Atmospheric thermodynamics 1 Brain 1 COVID-19 1 Computer Simulation 1 Disease Progression 1 Dynamical evolution 1 Environmental engineering 1 Epidemics 1 Epidemiology 1 Extended Kalman filters 1 Extended kalman filter 1 Fuel cell degradations 1 Gaussian distribution 1 Gaussian noise (electronic) 1 Gaussian process regression 1 Gaussian process regression (GPR) 1 Gaussian process regression model 1 Health risks 1 Humans 1 Italian population 1 Italy 1 Least-Squares Analysis 1 Least-square fitting 1 Local authorities 1