Fig. 10From: Improving the accuracy of polar motion prediction using a hybrid least squares and long short-term memory modelThe PMX and PMY predictions from different models, i.e., LS + AR, LSTM, LS + LSTM, and Bulletin A model, are shown in a and b panel, respectively, and the IERS EOP 14C04 as a reference. Panels c and d show the 2021 forecasts as separate figures. All results in units of [as]Back to article page