?? updatepop.m
字號:
%粒子群速度與位置更新
%更新粒子速度
for i=1:popsize
pop(i,3)=rand()*pop(i,3)+c1*rand()*(pop(i,5)-pop(i,1))+c2*rand()*(gbest_x-pop(i,1)); %更新速度
pop(i,4)=rand()*pop(i,4)+c1*rand()*(pop(i,6)-pop(i,2))+c2*rand()*(gbest_x-pop(i,2));
if abs(pop(i,3))>max_velocity
if pop(i,3)>0
pop(i,3)=max_velocity;
else
pop(i,3)=-max_velocity;
end
end
if abs(pop(i,4))>max_velocity
if pop(i,4)>0
pop(i,4)=max_velocity;
else
pop(i,4)=-max_velocity;
end
end
end
%更新粒子位置
for i=1:popsize
pop(i,1)=pop(i,1)+pop(i,3);
pop(i,2)=pop(i,2)+pop(i,4);
end
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