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Fig. 1 | Earth, Planets and Space

Fig. 1

From: Comparison of different methods to account for the plasmaspheric electron content in GNSS-derived ionospheric altimeter corrections and their impact on sea level trend estimation

Fig. 1

Three different ionospheric corrections (unscaled GIM model in blue, dual-frequency altimeter correction in grey and black, and correction fitted by machine learning approach a simple regression tree in yellow and boosted ensemble trees in red) for four different pole-to-pole overflights (two cycles and two passes) outside the training period

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