Undefined function or method 'imsharpen' for input arguments of type 'uint8'.
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if true
% code
d1=imread('j.jpg');
b = imsharpen(d1);
subplot(2,2,4); imshow(b); title('Sharpened Image'); end
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Image Analyst
2014-4-18
Type ver at the command prompt. Do you see the Image Processing Toolbox:
MATLAB Version 8.3 (R2014a)
Image Acquisition Toolbox Version 4.7 (R2014a)
Image Processing Toolbox Version 9.0 (R2014a)
imsharpen is in that toolbox. If you don't have that toolbox, that would explain your error.
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