《模式识别与智能计算》matlab源代码 - matlab算法设计

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标题：《模式识别与智能计算》matlab源代码
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所属分类: 算法设计资源类型：程序源码文件大小: 163.39 KB 上传时间: 2019-06-15 23:37:55 下载次数: 674 资源积分：1分提供者: zhangsan456 20190615113736156

内容：
function y=water_mu(x)

y=zeros(5,6);

DO=[7.5 6 5 3 2];

KMnO4=[2 4 6 10 15];

BOD5=[3 3 4 6 10];

NH3_N=[0.15 0.5 1 1.5 2];

C6H5OH=[0.002 0.002 0.005 0.01 0.1];

m_do=mean(DO);

m_kmno4=mean(KMnO4);

m_bod5=mean(BOD5);

m_nh3=mean(NH3_N);

m_c6h5oh=mean(C6H5OH);

w_do=x(1)/m_do;w_do=1/w_do;

w_kmno4=x(2)/m_kmno4;

w_bod5=x(3)/m_bod5;

w_nh3=x(4)/m_nh3;

w_c6h5oh=x(5)/m_c6h5oh;

w=w_do+w_kmno4+w_bod5+w_nh3+w_c6h5oh;

w_do=w_do/w;

w_kmno4=w_kmno4/w;

w_bod5=w_bod5/w;

w_nh3=w_nh3/w;

w_c6h5oh=w_c6h5oh/w;

w1=[w_do;w_kmno4;w_bod5;w_nh3;w_c6h5oh];

y(:,end)=w1;

y(1,1:5)=do(x(1));

y(2,1:5)=kmno4(x(2));

y(3,1:5)=bod5(x(3));

y(4,1:5)=nh3(x(4));

y(5,1:5)=c6h5oh(x(5));

function y=do(x)

DO=[7.5 6 5 3 2];

if x>=DO(1)

y(1)=1;

elseif x<=DO(2)

y(1)=0;

elseif x>DO(2)&&x<DO(1)

y(1)=(x-DO(2))/(DO(1)-DO(2));

end

if x<=DO(3)||x>=DO(1)

y(2)=0;

elseif x>DO(3)&&x<DO(2)

y(2)=(x-DO(3))/(DO(2)-DO(3));

elseif x>=DO(2)&&x<DO(1)

y(2)=(DO(1)-x)/(DO(1)-DO(2));

end

if x<=DO(4)||x>=DO(2)

y(3)=0;

elseif x>DO(4)&&x<DO(3)

y(3)=(x-DO(4))/(DO(3)-DO(4));

elseif x<DO(2)&&x>=DO(3)

y(3)=(DO(2)-x)/(DO(2)-DO(3));

end

if x<=DO(5)||x>=DO(3)

y(4)=0;

elseif x>DO(5)&&x<DO(4)

y(4)=(x-DO(5))/(DO(4)-DO(5));

elseif x<DO(3)&&x>=DO(4)

y(4)=(DO(3)-x)/(DO(3)-DO(4));

end

if x<=DO(5)

y(5)=1;

elseif x>=DO(4)

y(5)=0;

elseif x<DO(4)&&x>DO(5)

y(5)=(DO(4)-x)/(DO(4)-DO(5));

end

function y=kmno4(x)

KMnO4=[2 4 6 10 15];

if x<=KMnO4(1)

y(1)=1;

elseif x>=KMnO4(2)

y(1)=0;

elseif x<KMnO4(2)&&x>KMnO4(1)

y(1)=(x-KMnO4(2))/(KMnO4(1)-KMnO4(2));

end

if x>=KMnO4(3)||x<=KMnO4(1)

y(2)=0;

elseif x<KMnO4(3)&&x>KMnO4(2)

y(2)=(x-KMnO4(3))/(KMnO4(2)-KMnO4(3));

elseif x<=KMnO4(2)&&x>KMnO4(1)

y(2)=(KMnO4(1)-x)/(KMnO4(1)-KMnO4(2));

end

if x>=KMnO4(4)||x<=KMnO4(2)

y(3)=0;

elseif x<KMnO4(4)&&x>KMnO4(3)

y(3)=(x-KMnO4(4))/(KMnO4(3)-KMnO4(4));

elseif x>KMnO4(2)&&x<=KMnO4(3)

y(3)=(KMnO4(2)-x)/(KMnO4(2)-KMnO4(3));

end

if x>=KMnO4(5)||x<=KMnO4(3)

y(4)=0;

elseif x<KMnO4(5)&&x>KMnO4(4)

y(4)=(x-KMnO4(5))/(KMnO4(4)-KMnO4(5));

elseif x>KMnO4(3)&&x<=KMnO4(4)

y(4)=(KMnO4(3)-x)/(KMnO4(3)-KMnO4(4));

end

if x>=KMnO4(5)

y(5)=1;

elseif x<=KMnO4(4)

y(5)=0;

elseif x>KMnO4(4)&&x<KMnO4(5)

y(5)=(KMnO4(4)-x)/(KMnO4(4)-KMnO4(5));

end

function y=bod5(x)

BOD5=[3 3 4 6 10];

if x<=BOD5(1)

y(1)=1;

elseif x>BOD5(2)

y(1)=0;

end

if x>=BOD5(3)

y(2)=0;

elseif x<BOD5(3)&&x>=BOD5(2)

y(2)=(x-BOD5(3))/(BOD5(2)-BOD5(3));

end

if x>=BOD5(4)||x<=BOD5(2)

y(3)=0;

elseif x<BOD5(4)&&x>BOD5(3)

y(3)=(x-BOD5(4))/(BOD5(3)-BOD5(4));

elseif x>BOD5(2)&&x<=BOD5(3)

y(3)=(BOD5(2)-x)/(BOD5(2)-BOD5(3));

end

if x>=BOD5(5)||x<=BOD5(3)

y(4)=0;

elseif x<BOD5(5)&&x>BOD5(4)

y(4)=(x-BOD5(5))/(BOD5(4)-BOD5(5));

elseif x>BOD5(3)&&x<=BOD5(4)

y(4)=(BOD5(3)-x)/(BOD5(3)-BOD5(4));

end

if x>=BOD5(5)

y(5)=1;

elseif x<=BOD5(4)

y(5)=0;

elseif x>BOD5(4)&&x<BOD5(5)

y(5)=(BOD5(4)-x)/(BOD5(4)-BOD5(5));

end

function y=nh3(x)

NH3_N=[0.15 0.5 1 1.5 2];

if x<=NH3_N(1)

y(1)=1;

elseif x>=NH3_N(2)

y(1)=0;

elseif x<NH3_N(2)&&x>NH3_N(1)

y(1)=(x-NH3_N(2))/(NH3_N(1)-NH3_N(2));

end

if x>=NH3_N(3)||x<=NH3_N(1)

y(2)=0;

elseif x<NH3_N(3)&&x>NH3_N(2)

y(2)=(x-NH3_N(3))/(NH3_N(2)-NH3_N(3));

elseif x<=NH3_N(2)&&x>NH3_N(1)

y(2)=(NH3_N(1)-x)/(NH3_N(1)-NH3_N(2));

end

if x>=NH3_N(4)||x<=NH3_N(2)

y(3)=0;

elseif x<NH3_N(4)&&x>NH3_N(3)

y(3)=(x-NH3_N(4))/(NH3_N(3)-NH3_N(4));

elseif x>NH3_N(2)&&x<=NH3_N(3)

y(3)=(NH3_N(2)-x)/(NH3_N(2)-NH3_N(3));

end

if x>=NH3_N(5)||x<=NH3_N(3)

y(4)=0;

elseif x<NH3_N(5)&&x>NH3_N(4)

y(4)=(x-NH3_N(5))/(NH3_N(4)-NH3_N(5));

elseif x>NH3_N(3)&&x<=NH3_N(4)

y(4)=(NH3_N(3)-x)/(NH3_N(3)-NH3_N(4));

end

if x>=NH3_N(5)

y(5)=1;

elseif x<=NH3_N(4)

y(5)=0;

elseif x>NH3_N(4)&&x<NH3_N(5)

y(5)=(NH3_N(4)-x)/(NH3_N(4)-NH3_N(5));

end

function y=c6h5oh(x)

C6H5OH=[0.002 0.002 0.005 0.01 0.1];

if x<=C6H5OH(1)

y(1)=1;

elseif x>C6H5OH(2)

y(1)=0;

end

if x>=C6H5OH(3)

y(2)=0;

elseif x<C6H5OH(3)&&x>=C6H5OH(2)

y(2)=(x-C6H5OH(3))/(C6H5OH(2)-C6H5OH(3));

end

if x>=C6H5OH(4)||x<=C6H5OH(2)

y(3)=0;

elseif x<C6H5OH(4)&&x>C6H5OH(3)

y(3)=(x-C6H5OH(4))/(C6H5OH(3)-C6H5OH(4));

elseif x>C6H5OH(2)&&x<=C6H5OH(3)

y(3)=(C6H5OH(2)-x)/(C6H5OH(2)-C6H5OH(3));

end

if x>=C6H5OH(5)||x<=C6H5OH(3)

y(4)=0;

elseif x<C6H5OH(5)&&x>C6H5OH(4)

y(4)=(x-C6H5OH(5))/(C6H5OH(4)-C6H5OH(5));

elseif x>C6H5OH(3)&&x<=C6H5OH(4)

y(4)=(C6H5OH(3)-x)/(C6H5OH(3)-C6H5OH(4));

end

if x>=C6H5OH(5)

y(5)=1;

elseif x<=C6H5OH(4)

y(5)=0;

elseif x>C6H5OH(4)&&x<C6H5OH(5)

y(5)=(C6H5OH(4)-x)/(C6H5OH(4)-C6H5OH(5));

end

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