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最小二乘法怎么分段拟合一条曲线？如何确定分段点？。
SSy = 95.91 fx=@(b,x)sqrt(b(3)*x+b(4)*x.^2+b(5)*x.^3).*(x<=b(1))+(x>b(1)).*b(6).*(x<=b(2))+(x>b(2)).*(sqrt(b(3)*(x-b(2)+b(1))...
2 years ago | 0
| accepted
