matlab拟合多元函数问题比如x1=[5.86 5.19 7.16 7.11 6.65 9.31 8.14 6.47 ];x2=[202.96 212.82 839.28 214.68 184.00 334.17 291.16 190.76 ];x3=[0.41 0.46 0.40 0.26 0.31 0.50 0.56 0.48 0.68 0.35 ];y=[4.92 8.66 8.03 6.81 5.17 6.78 5.97 6.91 7.27 8.
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![matlab拟合多元函数问题比如x1=[5.86 5.19 7.16 7.11 6.65 9.31 8.14 6.47 ];x2=[202.96 212.82 839.28 214.68 184.00 334.17 291.16 190.76 ];x3=[0.41 0.46 0.40 0.26 0.31 0.50 0.56 0.48 0.68 0.35 ];y=[4.92 8.66 8.03 6.81 5.17 6.78 5.97 6.91 7.27 8.](/uploads/image/z/5436422-62-2.jpg?t=matlab%E6%8B%9F%E5%90%88%E5%A4%9A%E5%85%83%E5%87%BD%E6%95%B0%E9%97%AE%E9%A2%98%E6%AF%94%E5%A6%82x1%3D%5B5.86+5.19+7.16+7.11+6.65+9.31+8.14+6.47+%5D%3Bx2%3D%5B202.96+212.82+839.28+214.68+184.00+334.17+291.16+190.76+%5D%3Bx3%3D%5B0.41+0.46+0.40+0.26+0.31+0.50+0.56+0.48+0.68+0.35+%5D%3By%3D%5B4.92+8.66+8.03+6.81+5.17+6.78+5.97+6.91+7.27+8.)
matlab拟合多元函数问题比如x1=[5.86 5.19 7.16 7.11 6.65 9.31 8.14 6.47 ];x2=[202.96 212.82 839.28 214.68 184.00 334.17 291.16 190.76 ];x3=[0.41 0.46 0.40 0.26 0.31 0.50 0.56 0.48 0.68 0.35 ];y=[4.92 8.66 8.03 6.81 5.17 6.78 5.97 6.91 7.27 8.
matlab拟合多元函数问题
比如
x1=[5.86 5.19 7.16 7.11 6.65 9.31 8.14 6.47 ];
x2=[202.96 212.82 839.28 214.68 184.00 334.17 291.16 190.76 ];
x3=[0.41 0.46 0.40 0.26 0.31 0.50 0.56 0.48 0.68 0.35 ];
y=[4.92 8.66 8.03 6.81 5.17 6.78 5.97 6.91 7.27 8.53 ];
然后要得到目标函数是 y=a*x1^m+b*x2^n+c*x3^p+d
求具体程序
matlab拟合多元函数问题比如x1=[5.86 5.19 7.16 7.11 6.65 9.31 8.14 6.47 ];x2=[202.96 212.82 839.28 214.68 184.00 334.17 291.16 190.76 ];x3=[0.41 0.46 0.40 0.26 0.31 0.50 0.56 0.48 0.68 0.35 ];y=[4.92 8.66 8.03 6.81 5.17 6.78 5.97 6.91 7.27 8.
怎么x1和x2只有8个元素,而x3和y有10个元素?