Table 6 Comparison between the ARIMA and ARIMAX models.

From: Search trends and prediction of human brucellosis using Baidu index data from 2011 to 2018 in China

 

Model 1(ARIMA)

Model 2(ARIMAX)

ME

−16.3709

−3.4060

MAE

321.1026

292.1836

MPE

−0.7645

0.3039

MAPE

9.02%

8.07%

RMSE

445.6888

399.3604

AIC

1288.43

1259.64

Ljung-Box p

0.9396

0.7705

  1. ME: mean error, MAE: mean average error, MPE: mean percentage error, MAPE: mean absolute percentage error, RMSE: root mean square error, AIC: akaike information criterion.
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