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关于二次曲面拟合的问题。
1stOpt计算很简单： Function z=a1*x^2+a2*y^2+a3*x*y+a4*x+a5*y+a6; Data; x=[1.52 3.03 3.27 4.2 0.93 -4.2 -3.27 -3.03 -1.52]; y=...
3 years ago | 0
| accepted
