... least squares fitting最小二乘方拟合 least square approximation最小平方逼近 least significant bit最低有效位 ...
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... 最小二乘方等式：least-square equation 最小二乘方逼近：least square approximation 最小二乘法修正：least-squares refinement ...
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moving least square approximation 移动最小2乘近似 ; 动最小二乘近似
the least square approximation 最小二乘近似法
Least-square approximation method 最小二乘近似法
linear least square approximation 线性最小二乘拟合
polynomial least square approximation 多项式最小二乘拟合
constrained least square approximation 带约束的最佳平方逼近
moving least-square approximation method 移动最小二乘逼近法
polynomials of least square approximation 最小平方逼近多项式
improved moving least-square approximation 改进的移动最小二乘法
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All Phase least square approximation to the discontinuous signal is also introduced with less error than the traditional method.
文中还对间断函数进行了全相位最小二乘方的逼近，逼近误差小于传统方法。
Since the gradient of the velocity is high in the mould, the control method of simulation points is applied in the least square approximation.
由于口模内速度变化梯度较大，采用最小二乘近似节点控制方法来控制近似效果。
The two methods of model simplification are presented for large scale systems, they are the least square approximation and the rational fraction approximation.
本文针对大系统的频域模型简化提出了两种方法：最小二乘近似法和有理分式近似法。
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