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Table 3 MAE statistics of various models (mas)

From: Analysis and prediction of polar motion using MSSA method

Lead day Bulletin A LM + MSSA(6) + ARMA LM + MSSA(7) + ARMA
PMX PMY PMX PMY PMX PMY
10 2.52 1.89 2.43 1.92 2.48 2.03
30 6.52 4.77 5.73 4.69 5.89 5.05
60 10.73 8.38 9.85 9.35 9.77 10.22
90 13.49 11.77 12.96 12.89 12.57 14.19
120 14.96 16.33 13.95 15.56 13.38 16.45
150 15.99 20.52 14.99 17.21 15.09 16.86
180 15.96 22.98 15.51 19.09 16.43 17.08
210 15.46 24.92 16.79 21.36 17.41 18.31
240 16.43 25.31 17.87 22.59 17.35 19.81
300 20.11 24.56 19.94 23.08 18.66 23.55
360 21.30 23.47 22.27 24.65 21.57 25.66