关于二次曲面拟合的问题。
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我在matlab下想对函数 z=(a1)*x^2+(a2)*y^2+(a3)*x*y+(a4)*x+(a5)*y+a6 进行最小二乘 二次曲面拟合,数据为
x=[1.52 3.03 3.27 4.2 0.93 -4.2 -3.27 -3.03 -1.52];
y=[0.8 2.1 4.6 7.1 8.4 7.1 4.6 2.1 0.8];
z=[2.16 2.4 2.69 3.82 3.02 2.68 2.5 2.48 2.31];
查了不少资料,没有找到解决办法,还请各位多多帮忙。谢谢。
我是想实现二次曲面拟合,谢谢
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