It does this by comparing the prediction glitches of The 2 versions over a particular period. The check checks the null speculation which the two versions have the same overall performance on common, versus the alternative that they do not. Should the check statistic exceeds a vital price, we reject the null speculation, indicating that the difference while in the forecast precision is statistically significant.
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?�乎，�?每�?次点?�都?�满?�义 ?��?�?��?�到?�乎，发?�问题背?�的世界??Having said that, these scientific studies typically overlook basic, but highly powerful procedures, including decomposing a time sequence into its constituents as a preprocessing stage, as their concentration is especially on the forecasting model.
Home windows - The lengths of each and every seasonal smoother with respect to each interval. If these are typically big then the seasonal part will display a lot less variability as time passes. Need to be odd. If None a list of default values determined by experiments in the original paper [1] are utilised.