least square approximation 最小平方逼近 ; 最小二乘方逼近
moving least square approximation 移动最小2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
The moving least-square approximation with complex variables (MLSCV) is developed on the basis of moving least-square approximation.
在移动最小二乘法的基础上，提出了复变量移动最小二乘法。
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。
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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