基于粒子群算法的参数寻优，基于粒子群算法的参数反演（代码完整，数据齐全）

%粒子群速度与位置更新 % global popsize; %种群规模 % global pop; %更新粒子速度 ww = 0.4*(gen-exetime)/gen+0.5; for ii4=1:popsize ap =[]; pop2(ii4,:)=(ww*pop2(ii4,:)+c1*rand()*(pop3(ii4,:)-pop1(ii4,:))+c2*rand()*(gbest_x-pop1(ii4,:))); %更新速度 ap = pop2(ii4,:); for jj = 1:length(ap) if ap(jj)>5&&jj<=1 ap(jj)=5 ; elseif ap(jj)<-5&&jj<= 1 ap(jj)=-5; elseif ap(jj)>4&&jj <= 4 ap(jj) = 4; elseif ap(jj)<-4&&jj ==4 ap(jj) = -4; end pop2(ii4,:) = ap(1,1:4); end end %更新粒子位置 for ii5=1:popsize pop1(ii5,:)=pop1(ii5,:)+pop2(ii5,:); if pop1(ii5,1)>80 pop1(ii5,1) = 80; elseif pop1(ii5,1)<0 pop1(ii5,1) =0; end if pop1(ii5,2)>70; pop1(ii5,2) = 70; elseif pop1(ii5,2)<0 pop1(ii5,2) = 0; end if pop1(ii5,3)>70 pop1(ii5,:) = 70; elseif pop1(ii5,:)<0; pop1(ii5,:) = 0; end if pop1(ii5,4)>70; pop1(ii5,4) = 70; elseif pop1(ii5,4)<0 pop1(ii5,4) = 0; end end