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CAGD 学习笔记 | 01 插值和拟合 - Ne0's Blog #9

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ne0-wu opened this issue Mar 23, 2023 · 0 comments
Open

CAGD 学习笔记 | 01 插值和拟合 - Ne0's Blog #9

ne0-wu opened this issue Mar 23, 2023 · 0 comments
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ne0-wu commented Mar 23, 2023

https://ne0.life/posts/2220277341/

插值和拟合都是根据一组数据构造一个近似函数, 但二者近似的要求. 插值是指函数在多个离散点上的函数值或导数信息, 要求近似函数经过所已知的所有数据点. 拟合是指函数在多个离散点上的函数值或导数信息, 不要求近似函数经过所有数据点, 而是要求它能较好地反映数据变化规律, 通常使用最小二乘法或其他优化方法来求解.
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