Table 4 Statistical summary of metrics between GRACE solutions and satellite altimeter observations.

From: Spatial-domain combination of GRACE monthly time-variable gravity models based on multiple weighting strategies and comparison of models’ performance in the Caspian Sea

Model name

R

NSE

NRMSE

AIUB SH

0.971

0.936

0.061

CSR SH

0.984

0.969

0.042

GFZ SH

0.966

0.928

0.065

ITSG SH

0.982

0.965

0.045

JPL SH

0.975

0.950

0.054

CSR MC

0.982

0.962

0.047

JPL MC

0.987

0.968

0.043

  1. The bold and italics numbers are the best and the worst values for the metrics, respectively.
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