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simulating traffice regulations with cellular automaton
Hi Sandeep, as a first step, take a look at steve's image processing blog. There is an example of how to implement one of the...

plus de 14 ans il y a | 0

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Image Segmentation built into MATLAB?!
Hi Philip, look at the function watershed. In addition, there is a very good example using morphological reconstruction. do...

plus de 14 ans il y a | 0

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Draw normal to edge detection image
You can compute surface normals using the function surfnorm. Then, you can use quiver to draw the vectors. HTH, W.

plus de 14 ans il y a | 0

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how to find mean of an image
m = mean(I(:));

plus de 14 ans il y a | 2

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finding distance within a range of distance
How about [X,Y] = meshgrid(1:size(I,2),1:size(I,1)); ix = find(I == 5); d = hypot(bsxfun(@minus,X(ix),X(ix)'),bsxfun(@min...

plus de 14 ans il y a | 0

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Are iterative methods always better than direct methods for solving large linear systems?
Why is performance a problem? Do you have to solve the system repeatedly or do you want to solve larger systems? If former is th...

plus de 14 ans il y a | 1

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local variation of image
Hi, <http://www.mathworks.com/help/toolbox/images/ref/stdfilt.html> or doc stdfilt Hope this helps, Wolfgang

plus de 14 ans il y a | 1

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Automatic cropping
You might find this function useful: <http://www.mathworks.com/matlabcentral/fileexchange/25354-cropmat> HTH, Wolfgang

presque 15 ans il y a | 0

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How to find row and column of a pixel in an Image?
Hi, what about this: [ROWS,COLUMNS] = ndgrid(1:size(I,1),1:size(I,2)); ROWS = ROWS(:); COLUMNS = COLUMNS(:); w...

presque 15 ans il y a | 0

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Grouping data according to the connected components, which may have a value 1 unit different
You might want to take a look at Tim Davis' function find_components ( <http://www.mathworks.com/matlabcentral/fileexchange/213...

presque 15 ans il y a | 0

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A soumis

Ordinary Kriging
2D-interpolation using geostatistics

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