least square approximation的意思|示意

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。

It is a method making the least square line into successive approximation turn operation.

这个新方法是一种把最小二乘直线进行“逐步逼近转动操作”的方法。

The algorithm is polynomial curve fitting based on least square approximation. The experimental result shows its performance is more effect than that of the piecewise linear algorithm.

该算法是在最小二乘意义上的多项式曲线拟合，实验结果表明，其校正效果明显优于分段线性校正算法。

It used the moving least square approximation as a trial function, and used the weighted function of the moving least square approximation as a test function of the weighted residual method.

这种方法采用移动最小二乘函数来近似解变量，并且采用移动最小二乘近似函数的权函数作为加权残值法的权函数。

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。

Successive approximation and least square collocation are used to find the solution of geometrically nonlinear bending problem of orthotropic rectangular plates.

用逐次逼近法和最小二乘配点法求正交异性矩形薄板弯曲的几何非线性解。