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Table 3 Goodness-of-fit test for marginal distribution of \({\hbox {PM}}_{x}\)

From: Polar motion prediction using the combination of SSA and Copula-based analysis

Distributions

AIC

BIC

RMSE

Extreme value

574.60

582.66

0.04

Generalized extreme value

511.14

523.23

0.01

Generalized Pareto

758.22

770.31

0.13