Undefined function or method 'imsharpen' for input arguments of type 'uint8'.

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zaryab arif
zaryab arif 2014-4-18
回答： Image Analyst 2014-4-18
if true
% code
d1=imread('j.jpg');
b = imsharpen(d1);
subplot(2,2,4); imshow(b); title('Sharpened Image'); end

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采纳的回答

Image Analyst
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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