Research Article

Analysis and Prediction of Hydraulic Support Load Based on Time Series Data Modeling

Table 2

Results of stationarity test after sample data processing.

ItemTest result (T)Confidence interval value
99%95%90%

Original data-6.54119.34e-9-3.4447-2.8678-2.5701
First-order difference-11.05714.9e-20-3.4470-2.8689-2.5707
Seasonal differences-10.87161.3e-19-3.4488-2.8696-2.5711