The method of least squares approximation for non-circular curve is suggested.
提出了一种利用最小二乘圆弧逼近非圆曲线的方法。
Consequently, a method based on the least squares approximation is advanced to support variant design, so that the trade-off between product performance and cost can be achieved.
其次给出了一种基于最小二乘逼近的产品变型配置设计方法。利用模拟退火算法得到了符合客户个性化需求的最优变量配置方案，即产品的性能和成本之间的平衡点。
A meshless method using the moving least squares approximation is improved and applied to the numerical computation of electromagnetic fields.
本文将无网格算法推广应用于电磁场的数值计算。
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