该方法是在辐射传递方程离散坐标近似的基础上，用求目标函数极小值的共轭梯度法进行反演计算。
The inverse problem is solved using conjugate gradient method of minimization based on discrete ordinates method of radiative transfer equation.
方法利用微积分学中求极小值的方法。
Methods Method of deducing minimum value in differential and integral calculus was applied.
本文借助于变分法中求泛函极小化的方法提出求解超定大地边值问题的新方法。
A new method to solve over-determined geodetic boundary value problem is proposed with the help of minimizing some kinds of functional in variation calculus.
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