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. 2021 Jan 15;25(3):615–622. doi: 10.1109/JBHI.2021.3052134

TABLE II. Comparative Analysis Between the Interval Type-2 Fuzzy Kalman Filter and Approach in [19] for Forecasting the COVID-19 Dynamic Propagation in Brazil.

Methodology RMSE MAE RMSPE R Inline graphic MAD MAPE(%)
approach in [19] 922.83 170.77 0.00 407 0.609 33 614 3.701
interval type-2 fuzzy Kalman filter 563.15 104.21 0.002 486 0.998 97 0.0 025 494