function RU_avai = Corrcoef_Calculate(staFeedback,Type, jam_data)
numUsers = length(staFeedback);
[Nst,numRx,numSTS] = size(staFeedback{1});
% combine_matrix = zeros(Nst,numRx*numUsers,numSTS);
% 将反馈矩阵按用户纵向拼接
combine_matrix = cell(1,numRx);
Nru = 4;
RU_avai = zeros(1,Nru);
for rxIdx = 1:numRx
    combine_matrix{rxIdx} = zeros(Nst,numUsers,numSTS);
    for userIdx = 1:numUsers
        combine_matrix{rxIdx}(:,userIdx,:) = staFeedback{userIdx}(:,rxIdx,:);
    end
    
    ru1 = combine_matrix{rxIdx}(1:52,:,:);
    ru2 = combine_matrix{rxIdx}(54:105,:,:);
    ru3 = combine_matrix{rxIdx}(138:190,:,:);
    ru4 = combine_matrix{rxIdx}(191:end,:,:);
    RU_matrix = {ru1,ru2,ru3,ru4};
    
    for ruIdx = 1:Nru
        fprintf('第%d个RU：\n',ruIdx);
        % 计算每个空间流在不同接收天线下的相关系数
        Coefs = cell(1,numSTS);
        num_corr = zeros(1,numSTS);
        disp('每个空间流的信道相关系数矩阵为：');
        for stsIdx = 1:numSTS
            Coef = corrcoef(abs(RU_matrix{ruIdx}(:,:,stsIdx)));
            Coef(logical(eye(size(Coef)))) = -1;
            Coefs{stsIdx} = Coef;
            disp(Coef);
            num_corr(stsIdx) = sum(Coef>0.5,'all');
        end
        disp('相关系数大于0.5的天线为：');
        disp(num_corr);
        if sum(num_corr) == 0
            RU_avai(ruIdx) = RU_avai(ruIdx)+1;
        end
    end
end
% figure();
% for rxIdx = 1:numRx
%     for stsIdx = 1:numSTS
%         for userIdx = 1:numUsers
%             plot(abs(combine_matrix{rxIdx}(:,userIdx,stsIdx)));
%             hold on;
%         end
%     end
% end
% hold off;
% pause(0.5);
% close;


% 判断频谱干扰对RU的影响
if strcmp(Type,'multi')
    for Idx = 1:length(jam_data)
        f_idx = jam_data{1}(Idx)/10*Nst;
        if 1 < f_idx < 52
            RU_avai(1) = RU_avai(1)-0.5;
        elseif 54 < f_idx < 105
            RU_avai(2) = RU_avai(2)-0.5;
        elseif 138 < f_idx < 190
            RU_avai(3) = RU_avai(3)-0.5;
        elseif 191 < f_idx < Nst
            RU_avai(4) = RU_avai(4)-0.5;
        end
    end
elseif strcmp(Type,'mono')
    f_idx = jam_data/10*Nst;
    if 1 < f_idx < 52
        RU_avai(1) = RU_avai(1)-0.5;
    elseif 54 < f_idx < 105
        RU_avai(2) = RU_avai(2)-0.5;
    elseif 138 < f_idx < 190
        RU_avai(3) = RU_avai(3)-0.5;
    elseif 191 < f_idx < Nst
        RU_avai(4) = RU_avai(4)-0.5;
    end
end
    
fprintf('4个RU中可用的RU为：');
disp(RU_avai);
end