           close all;
	   clear all;
	   
	   load da7a1;
	   load da7a2;	   
	   load da7a3;	   	   
	   load da7a4;	   	   	   
	   
	   ik= 1;
	   ij=2;
	   
	   subplot (2,2,1)
	   plot(da7a1(:,ik),da7a1(:,ij),'.','MarkerEdgeColor','g', ...
		  'MarkerSize',2)
	   hold on
	   plot(da7a3(:,ik),da7a3(:,ij),'.','MarkerEdgeColor','b', ...
		  'MarkerSize',2)	   
	   hold on
	   
	   plot(da7a2(:,ik),da7a2(:,ij),'.','MarkerEdgeColor','r', ...
		  'MarkerSize',2)
	   hold on
	   plot(da7a4(:,ik),da7a4(:,ij),'.','MarkerEdgeColor','y', ...
		  'MarkerSize',2)	   
	   hold on	   	   

%	   axis ([ 0.5 0.8 0 1])
%	   set(gca,'Xtick',[1e-10 1])	   	   


	   xlabel('e_{R}')	   

	   title('Signal-No-coreceptor')

	   ylabel ('e_{L} ')	   	   	   	   
	   
	   axis([0 0.5 0 0.5])
	   
	   axis square

	   ik= 1;
	   ij=3;
	   
	   subplot (2,2,2)
	   plot(da7a1(:,ik),da7a1(:,ij),'.','MarkerEdgeColor','g', ...
		  'MarkerSize',2)
	   hold on
	   plot(da7a3(:,ik),da7a3(:,ij),'.','MarkerEdgeColor','b', ...
		  'MarkerSize',2)	   
	   hold on
	   
	   plot(da7a2(:,ik),da7a2(:,ij),'.','MarkerEdgeColor','r', ...
		  'MarkerSize',2)
	   hold on
	   plot(da7a4(:,ik),da7a4(:,ij),'.','MarkerEdgeColor','y', ...
		  'MarkerSize',2)	   
	   hold on	   	   

%	   axis ([ 0.5 0.8 0 1])
%	   set(gca,'Xtick',[1e-10 1])	   	   


	   xlabel('e_{R}')	   

	   title('dataset 7a')

	   ylabel ('e_{N} ')	   	   	   	   

	   axis([0 0.5 0 0.5])
	   axis square
	   

	   ik= 2;
	   ij=3;
	   
	   subplot (2,2,3)
	   plot(da7a1(:,ik),da7a1(:,ij),'.','MarkerEdgeColor','g', ...
		  'MarkerSize',2)
	   hold on
	   plot(da7a3(:,ik),da7a3(:,ij),'.','MarkerEdgeColor','b', ...
		  'MarkerSize',2)	   
	   hold on
	   
	   plot(da7a2(:,ik),da7a2(:,ij),'.','MarkerEdgeColor','r', ...
		  'MarkerSize',2)
	   hold on
	   plot(da7a4(:,ik),da7a4(:,ij),'.','MarkerEdgeColor','y', ...
		  'MarkerSize',2)	   
	   hold on	   	   

%	   axis ([ 0.5 0.8 0 1])
%	   set(gca,'Xtick',[1e-10 1])	   	   


	   xlabel('e_{L}')	   

	   ylabel ('e_{N} ')	   	   	   	   
	   
	   axis([0 0.5 0 0.5])	   
	   
	   axis square



	   subplot (2,2,4)
	   plot3(da7a1(:,1),da7a1(:,2),da7a1(:,3),'.','MarkerEdgeColor','g', ...
		  'MarkerSize',2)
	   hold on
	   plot3(da7a3(:,1),da7a3(:,2),da7a3(:,3),'.','MarkerEdgeColor','b', ...
		  'MarkerSize',2)	   
	   hold on	   
	   plot3(da7a2(:,1),da7a2(:,2),da7a2(:,3),'.','MarkerEdgeColor','r', ...
		  'MarkerSize',2)	   
	   hold on	   
	   plot3(da7a4(:,1),da7a4(:,2),da7a4(:,3),'.','MarkerEdgeColor','y', ...
		  'MarkerSize',2)	   	   
	   hold on

%	   axis ([ 0.5 0.8 0 1])
%	   set(gca,'Xtick',[1e-10 1])	   	   

	   xlabel('e_{R}')	   
	   ylabel ('e_{L} ')	   	   	   	   
	   zlabel ('e_{N} ')	   	   	   	   	   

	   axis([0 0.5 0 0.5 0 0.5])
	   axis square
	   
	   
