Matlab函数怎么求最小值及对应的x值我先根据一系列点拟合了一个高斯函数,b=586.4.*exp(-((a-0.2317)./0.3671).^2)+4.441.*exp(-((a-1.336)./0.5615).^2)+1.093.*exp(-((a-1.619)./0.1219).^2)然后根据 a=1.1:0.05:1.5;>> b=[5.
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![Matlab函数怎么求最小值及对应的x值我先根据一系列点拟合了一个高斯函数,b=586.4.*exp(-((a-0.2317)./0.3671).^2)+4.441.*exp(-((a-1.336)./0.5615).^2)+1.093.*exp(-((a-1.619)./0.1219).^2)然后根据 a=1.1:0.05:1.5;>> b=[5.](/uploads/image/z/1157288-32-8.jpg?t=Matlab%E5%87%BD%E6%95%B0%E6%80%8E%E4%B9%88%E6%B1%82%E6%9C%80%E5%B0%8F%E5%80%BC%E5%8F%8A%E5%AF%B9%E5%BA%94%E7%9A%84x%E5%80%BC%E6%88%91%E5%85%88%E6%A0%B9%E6%8D%AE%E4%B8%80%E7%B3%BB%E5%88%97%E7%82%B9%E6%8B%9F%E5%90%88%E4%BA%86%E4%B8%80%E4%B8%AA%E9%AB%98%E6%96%AF%E5%87%BD%E6%95%B0%2Cb%3D586.4.%2Aexp%28-%28%28a-0.2317%29.%2F0.3671%29.%5E2%29%2B4.441.%2Aexp%28-%28%28a-1.336%29.%2F0.5615%29.%5E2%29%2B1.093.%2Aexp%28-%28%28a-1.619%29.%2F0.1219%29.%5E2%29%E7%84%B6%E5%90%8E%E6%A0%B9%E6%8D%AE+a%3D1.1%3A0.05%3A1.5%3B%26gt%3B%26gt%3B+b%3D%5B5.)
Matlab函数怎么求最小值及对应的x值我先根据一系列点拟合了一个高斯函数,b=586.4.*exp(-((a-0.2317)./0.3671).^2)+4.441.*exp(-((a-1.336)./0.5615).^2)+1.093.*exp(-((a-1.619)./0.1219).^2)然后根据 a=1.1:0.05:1.5;>> b=[5.
Matlab函数怎么求最小值及对应的x值
我先根据一系列点拟合了一个高斯函数,b=586.4.*exp(-((a-0.2317)./0.3671).^2)+4.441.*exp(-((a-1.336)./0.5615).^2)+1.093.*exp(-((a-1.619)./0.1219).^2)
然后根据
a=1.1:0.05:1.5;
>> b=[5.9,5.1,4.75,4.6,4.55,4.5,4.45,4.43,4.5];
>> cftool
>> a=1.1:0.05:1.5;
>> b=586.4.*exp(-((a-0.2317)./0.3671).^2)+4.441.*exp(-((a-1.336)./0.5615).^2)+1.093.*exp(-((a-1.619)./0.1219).^2);
>> min(b)
ans =
4.4312
求出了b的最小值,现在想用matlab求b为最小值时a的值,
Matlab函数怎么求最小值及对应的x值我先根据一系列点拟合了一个高斯函数,b=586.4.*exp(-((a-0.2317)./0.3671).^2)+4.441.*exp(-((a-1.336)./0.5615).^2)+1.093.*exp(-((a-1.619)./0.1219).^2)然后根据 a=1.1:0.05:1.5;>> b=[5.
[nums ind] = min(b);
amin = a(ind)
amin =
1.4500