【讨论】飞机头部外型曲线 - MATLAB爱好者论坛-LabFans.com

slgu · 2007-06-24, 10:39

data 1
function fy=nfx(b,x)
fy=(b(1)*x+b(2)*x.^2+b(3)*x.^3)./(1+b(4)*x+b(5)*x.^2+b(6)*x.^3);

SSy=3.4400
Bopt=[.4154373355, -.5532364755e-1, .1877348754e-2, -.1045767934, .2856788749e-2, -196158.0952]
RSS=.9609606047e-1
MSe=0.0240
R^2=.972065

data 2
function as above
SSy= 9.1963e+004
B=[1.927216788, .8366412653e-2, -.2337834530e-5, .2971022139e-1, .2162947148e-5, -113839931.7]
RSS=5.783113838
MSe=1.1566
R^2=.999937

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2007-06-24, 10:39	#1
slgu 高级会员注册日期: 2007-06-24 年龄: 70 帖子: 188 声望力: 21	data 1 function fy=nfx(b,x) fy=(b(1)x+b(2)x.^2+b(3)x.^3)./(1+b(4)x+b(5)x.^2+b(6)x.^3); SSy=3.4400 Bopt=[.4154373355, -.5532364755e-1, .1877348754e-2, -.1045767934, .2856788749e-2, -196158.0952] RSS=.9609606047e-1 MSe=0.0240 R^2=.972065 data 2 function as above SSy= 9.1963e+004 B=[1.927216788, .8366412653e-2, -.2337834530e-5, .2971022139e-1, .2162947148e-5, -113839931.7] RSS=5.783113838 MSe=1.1566 R^2=.999937