Research Article

Prediction of Mine Dust Concentration Based on Grey Markov Model

Table 1

ARIMA model-fitting degree.

Fitting statisticsAverageStandard errorMinMax

Smooth R0.444.0.4440.444
Rāˆ’0.238.-0. 238-0.238
RMSE14.326.14.32614.326
MAPE34.244.34.24434.244
MAE9.792.9.7929.792
Normalizing BIC5.886.5.8865.886