you should select an rgb image it only works on rgb imgs. so take an image from your system drive i.e
[filename,pathname]=uigetfile('*.*','chos e an image');
f=imread(strcat(pathname,filename));
then using the comand imshow(vg)
u can see image gradient . for reading an image u also can use fullfile command
Cite As
sajid ali (2024). edge detection of rgb images (https://www.mathworks.com/matlabcentral/fileexchange/44721-edge-detection-of-rgb-images), MATLAB Central File Exchange. Retrieved .
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