在最小二乘反演中，加入体积因子以解决多解性问题，并提高了反演精度；
Using volume-gene in least-squares can ensure stability of iterative process and improve precision of inversion.
比较传统的最小二乘反演方法，利用共轭梯度的电阻率三维最小构造反演显示了更好的效果。
The 3-d resistivity inversion for minimum stricture using conjugate gradients shows good results as compared with traditional inversion method of least squares.
提出了辐射光谱、测量区域内大气透过率谱的算法模型，以及应用非线性最小二乘拟合算法实现气体浓度反演的方法。
The algorithm of radiance spectra and transmittance spectra in measured region was proposed, and the method of retrieving gas concentrations with NLLS fitting algorithm was also proposed.
反演过程归结为求解非线性最小二乘问题，在使用阻尼最小二乘法求解中提出了一种新的选取阻尼因子的算法。
The inverse process is equivalent to solve a nonlinear least square problem and a new way to choose damping factor is presented in utilizing the damping least square method.
本文提出了求解复杂结构弹塑性物性辨识问题的正则化最小二乘迭代反演算法。
The regularized least square iterative algorithm has been presented for the estimation of material parameters of complicated structures.
针对土石坝渗透参数和测压管水位间复杂的非线性关系，应用最小二乘支持向量机于土石坝渗透系数的反演。
In view of complex nonlinear relationship between dam seepage parameters and piezometric tube level, the least squares support vector machine is applied to the back analysis of seepage parameters.
算法以实测蠕变值与理论计算值之间的最小二乘误差为优化准则函数，直接反演计算蠕变模型参数。
With the optimization criterion of least square error between the measured creep value and theoretical creep value, microevolution algorithm inverse the creep model parameters directly.
算法以实测蠕变值与理论计算值之间的最小二乘误差为优化准则函数，直接反演计算蠕变模型参数。
With the optimization criterion of least square error between the measured creep value and theoretical creep value, microevolution algorithm inverse the creep model parameters directly.
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