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Question
椭圆的拟合优度用什么指标评价啊。
我用如下的程序进行了椭圆拟合，如何评价其拟合效果啊？在网上查的用R^2，这个R^2事如何计算的呢？x=【-0.067624357，-0.003359844，0.063037813，0.089413159，0.059020652，-0.008843696，-...
3 years ago | 1 answer | 0
