The formula shows that the propagation error from biquadratic polynomial is the same as the error from linear polynomial.
公式表明，不完全双二次多项式的DEM传递误差与双线性多项式的传递误差相同。
Propagation error for each gage can be expressed as polynomial of time and the highest power of polynomial ism-1, which mis the number of gages.
无论是曲面拟合法还是路径线法，各量计线上增殖误差可用时间多项式函数来表示，且多项式最高幂次数与量计线数目有关。
The relation of the propagation error after spatial analysis such as arithmetic operation and logic overlay could be attained easily at the foundation of above.
以此为基础可以很快地导出基于确定的算术运算和逻辑叠加等空间分析操作后的误差传播关系。
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