Quadratic polynomial fitting geoid, using matlab prepared some questions about the fitting out of the picture feel. . I hope you correct

二次多项式拟合大地水准面
........................\RMS.m
........................\Rnew.m
........................\blas.m
........................\correct.m
........................\gravity.m
........................\initialization.m
........................\interface.fig
........................\interface.m
........................\item.m
........................\precision.m
........................\range.m
........................\readjhobs.m
........................\readnhobs.m
........................\relation.m
........................\res2pfh.m
........................\training.txt
........................\validation.txt
........................\使用说明.txt

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