find_remodify_neurons.m

免疫算法实现多峰、多极值函数平面曲面拟合

function [node_idx]=find_remodify_neurons(result2,err_idx,t_x,t_y)
% find out the neurons that need to be modified according to the changes
% imported to the training sets, this operation could be interpreted as
% finding out the most matching lymphocites to certain antigens

nodenum=size(result2,1);
err_len=length(err_idx);
neuron_idx=zeros(1,err_len);

% find out the most matching lymphocites by the distances between the
% centers of neurons within the network and the changed sets, the node who
% has the minimum distance to the certain antigens accordingly best matches 
% the antigen 
for k=1:err_len
    tmp_dist=zeros(1,nodenum);
    for i=1:nodenum
        tmp_dist(i)=distance(result2(i,2:size(result2,2)-1),t_x(:,err_idx(k))');
    end
    [ignore,neuron_idx(k)]=min(tmp_dist);
end

node_idx=[];
for i=1:nodenum
    if size(find(neuron_idx==i),2)>=5
        node_idx=[node_idx,i];
    end
end