ill-conditioned equation [数] 病态方程
very ill-conditioned equation 严重病态方程
ill-conditioned differential equation [数] 病态微分方程
This paper discusses the resistance of gross errors with quasi accurate detection and the improvement of ill conditioned equation with ridge estimate when the equation is ill conditioned and polluted.
针对法方程呈现病态且观测值受到污染而不严格服从正态分布的情况，探讨运用拟准检定法抗御粗差，用岭估计改善法方程的病态性。
This algorithm, which first solves target's altitude and avoids ill-conditioned system of equation, can improve the location accuracy with the same operating complexity.
该算法首先求解目标的高度，避免了方程系数矩阵病态，因而在算法量相当的情况下，可获得较好的目标定位精度。
When the least square criterion is applied to the state estimation of a large scale power system, high order of the equation will make it ill-conditioned.
一个大型电力系统最小二乘方准则的状态估计，由于其阶数很高而出现病态倾向。
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