DMML/SkillForgOthers_RandForg.m at master · ASoleimaniB/DMML · GitHub

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function [ xi,xj,y,xi_t,xj_t,y_t ] = SkillForgOthers_RandForg(X,p,ng,nf,ng_,nf_)
Total=115;
N=size(X,2);
GenP=((ng)*(ng-1)/2 )+ng
GenOthers=((ng_*(ng_-1)/2 )+ng_)*(Total-1)
Skilled=0 ; %ng_*nf_*(Total-1)
RandomforOne=0 %(ng*nf*(Total-1))
RandomforOthers=(ng_*nf_)*(Total)*(Total-1)
xis= GenP + GenOthers + Skilled + RandomforOne  + RandomforOthers
xi=zeros(xis,2); xj=xi; y=zeros(xis,1);
c=0;
%% Genuine
for p_=1:Total
if p_==p
    for i=1:ng
        for j=i:ng
            c=c+1;
%             xi(c,:)=reshape(X(p_,:,i),N,1,1)';
%             xj(c,:)=reshape(X(p_,:,j),N,1,1)';
            xi(c,:)=[p_ i];
            xj(c,:)=[p_ j];
            y(c,:)=1;
        end
    end
else
    for i=1:ng_
        for j=i:ng_
            c=c+1;
%             xi(c,:)=reshape(X(p_,:,i),N,1,1)';
%             xj(c,:)=reshape(X(p_,:,j),N,1,1)';
            xi(c,:)=[p_ i];
            xj(c,:)=[p_ j];
            y(c,:)=1;
        end
    end
end
end

%% skilled Forgery
% for p_=1:Total
% %     p_;
% if p_~=p
% for i=1:ng_
%     for j=28:27+nf_
%         c=c+1;
% %         xi(c,:)=reshape(X(p_,:,i),N,1,1)';
% %         xj(c,:)=reshape(X(p_,:,j),N,1,1)';
%         xi(c,:)=[p_ i];
%         xj(c,:)=[p_ j];
%         y(c,:)=-1;
%     end
% end
% end
% end


%% Random Forgery just for p vs others
% for i=1:ng
%     for p_=1:Total
%         if p_~=p
%         for j=1:nf
%         c=c+1;
% %         xi(c,:)=reshape(X(p,:,i),N,1,1)';
% %         xj(c,:)=reshape(X(p_,:,j),N,1,1)';
%         xi(c,:)=[p i];
%         xj(c,:)=[p_ j];
%         y(c,:)=-1;
%         end
%         end
%     end
% end
% Random Forgery for Others
% c=0;
for p_g=1:Total
for p_=1:Total
   if p_g~=p_
        for i=1:ng_
        for j=1:nf_
            c=c+1;
            xi(c,:)=[p_g i];
            xj(c,:)=[p_ j];
            y(c,:)=-1;
        end
        end
   end
end
end
%% Test
xis= (ng*(27-ng)) + 45*ng ;% + (Total-1)*(ng*72);
xi_t=zeros(xis,N); xj_t=xi_t; y_t=zeros(xis,1);
c=0;
% Genuine
for j=ng+1:27
    for i=1:ng
        c=c+1;
        xi_t(c,:)=reshape(X(p,:,i),N,1,1)';
        xj_t(c,:)=reshape(X(p,:,j),N,1,1)';
        y_t(c,:)=1;
    end
end
% Skilled Forgery
for j=28:72
    for i=1:ng
        c=c+1;
        xi_t(c,:)=reshape(X(p,:,i),N,1,1)';
        xj_t(c,:)=reshape(X(p,:,j),N,1,1)';
        y_t(c,:)=-1;
    end
end

% Random Forgery
% for p_=1:Total
% if p_~=p
% for j=1:72
%     for i=1:ng
%         c=c+1;
%         xi_t(c,:)=reshape(X(p,:,i),N,1,1)';
%         xj_t(c,:)=reshape(X(p_,:,j),N,1,1)';
%         y_t(c,:)=-1;
%     end
% end
% end
% end