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[求助]
matlab fmincon優(yōu)化函數(shù) 怎樣知道每次得到的迭代點
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榮譽版主 (著名寫手)
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設置 'Display'屬性 >> options = optimset('Display','iter','Algorithm','interior-point'); >> X = fmincon(@(x) 3*sin(x(1)-0.2)+exp(x(2)-0.1),[0;0],[],[],[],[],[-1 -1],[],[],options) First-order Norm of Iter F-count f(x) Feasibility optimality step 0 3 3.088294e-001 0.000e+000 1.420e+000 1 6 -2.226784e+000 0.000e+000 4.191e-001 1.102e+000 2 9 -2.284223e+000 0.000e+000 1.034e-001 2.409e-001 3 12 -2.450365e+000 0.000e+000 5.979e-002 2.705e-001 4 15 -2.461244e+000 0.000e+000 1.232e-003 2.424e-002 5 18 -2.461248e+000 0.000e+000 1.001e-003 5.135e-004 6 21 -2.462843e+000 0.000e+000 2.019e-004 2.501e-003 7 24 -2.463242e+000 0.000e+000 2.124e-006 6.271e-004 8 27 -2.463246e+000 0.000e+000 2.001e-008 6.605e-006 Local minimum found that satisfies the constraints. Optimization completed because the objective function is non-decreasing in feasible directions, to within the default value of the function tolerance, and constraints were satisfied to within the default value of the constraint tolerance. X = -1.0000 -1.0000 >> |

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