Fig 1.
Schematic of the proposed methodology.
Table 1.
Summary statistics of COVID-19 confirmed cases and deaths for SAARC countries till January 29, 2022.
Fig 2.
Boxplot of meteorological variables for SAARC countries.
Max. tem: Maximum temperature; Min. temp: Minimum temperature; Rel. humidity: Relative humidity; S. pressure: Surface pressure; Max. w. speed: Maximum wind speed.
Fig 3.
Time series plot showing the trend of COVID-19 confirmed cases for SAARC countries.
Fig 4.
Cross-correlation between COVID-19 confirmed cases and meteorological variables in SAARC countries.
Max. temperature: Maximum temperature; Max. W. speed: Maximum Wind speed; CCF: Cross-Correlation Function.
Table 2.
Estimated parameters with 95% confidence intervals of significant meteorological factors of ARIMAX models.
Fig 5.
Performance metrics of the ARIMAX and XGBoost models for predicting COVID-19 confirmed cases in SAARC countries.