Matlab样本增加

for n=0:646
 
str1='G:\pos\';str2=num2str(n);str3='.jpg';
SC=[str1,str2,str3];
            
i=imread(SC);  
j=imrotate(i,90); %第二个参数是旋转的角度  
%imshow(i),title('Original');  
figure(2),imshow(j,'border','tight','InitialMagnification','fit'),title('Translated') ; 

set (gcf,'Position',[0,0,500,500]);
axis normal;

saveas(figure(2),['G:\pos\',num2str(n),'_2','.jpg']);

end

for n=0:646
 
str1='G:\pos\';str2=num2str(n);str3='.jpg';
SC=[str1,str2,str3];
            
i=imread(SC);  
j=imrotate(i,180); %第二个参数是旋转的角度  
%imshow(i),title('Original');  
figure(2),imshow(j,'border','tight','InitialMagnification','fit'),title('Translated') ; 

set (gcf,'Position',[0,0,500,500]);
axis normal;

saveas(figure(2),['G:\pos\',num2str(n),'_3','.jpg']);

end

for n=0:646
 
str1='G:\pos\';str2=num2str(n);str3='.jpg';
SC=[str1,str2,str3];
            
i=imread(SC);  
j=imrotate(i,270); %第二个参数是旋转的角度  
%imshow(i),title('Original');  
figure(2),imshow(j,'border','tight','InitialMagnification','fit'),title('Translated') ; 

set (gcf,'Position',[0,0,500,500]);
axis normal;

saveas(figure(2),['G:\pos\',num2str(n),'_4','.jpg']);

end

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