Autoregressive Prediction with Rolling Mechanism for Time Series Forecasting with Small Sample Size

Table 6

ARPE of the prediction results (%).

ARPE	ARPRM	GM(1,1) model	GM(1,1); rolling model	AR model with; linear interpolation
𝑡=16	3.87	30.96	30.96	3.69
𝑡=17	7.46	48.75	44.80	11.66
𝑡=18	12.15	71.23	65.98	18.17