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why images did not save ?

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romasha on 6 Feb 2014
Closed: MATLAB Answer Bot on 20 Aug 2021
i m saving the following feature extracted image with help of following code
Code %% Feature Extraction [template mask] = featureext(imP, 1, 18, 1, 0.5); temp{i1}=template;
featureEx=imshow(temp{i1}); filename = sprintf('FeatureExtrctd_image%d.bmp', No_of_images); imwrite(featureEx,filename,'bmp'); title('Feature Extracted image'); subplt=subplt+1; ............ but problem is when i m showing 'FeatureExtrctd_image%d' images it show empty white box why its happening???

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