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while converting a gray scale image to tif file for edge detection ;it is showing that the dimension of tif file has changed .how can i make a tif file to 2d image

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aravapalli bhavya sri 2016-5-26

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https://ww2.mathworks.cn/matlabcentral/answers/285960-while-converting-a-gray-scale-image-to-tif-file-for-edge-detection-it-is-showing-that-the-dimension

回答： Nut 2016-5-26

在 MATLAB Online 中打开

colormap(gray)
I = imread('grayimage.tif');
imshow(I)

in this the size of colormap(gray) showing 2d image while size(I) showing 3d image

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Nut 2016-5-26

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https://ww2.mathworks.cn/matlabcentral/answers/285960-while-converting-a-gray-scale-image-to-tif-file-for-edge-detection-it-is-showing-that-the-dimension#answer_223534

在 MATLAB Online 中打开

Hi,

try with "rgb2gray":

http://it.mathworks.com/help/matlab/ref/rgb2gray.html

Example for your case:

 colormap(gray)
 I = imread('grayimage.tif');
 I = rgb2gray(I);
 imshow(I)

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