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Anon

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Comments and Ratings by Anon View all
Updated File Comments Rating
11 Apr 2013 Finds edges in a binary image Function "EDGE2" is an alternative to function "EDGE". Function is compact and fast. Author: Nazar Petruk

No, it is not an alternativ since edge can handle grayscale images, too. However, I like the good documentation, the comments in the code and the H1 line.

02 Apr 2013 Averaging Filter without using imfilter Filters the image nicely without using imfilter Author: yagnesh

refer to the function conv2 to be much more efficient in calculating an averaging filter.

23 Jan 2013 Custom GINPUT GINPUT with customizable cursor. Author: Jiro Doke

Thanks!

04 Oct 2012 convert grey scale this code converts a color image to grey scale image using loop function Author: Rehmat Ullah

A useless function. It is slow since it uses a loop that could easily be vectorized. There is no help, the function reads an image that must reside on your working directory to be read...

Please remove. This may be a nice programming exercise but it doesn't help anyone here.

30 Oct 2011 image effect lets you take a picture or browse for it and put some effects on it Author: 123456

This is quite cumbersome:

r=img(:,:,1);
g=img(:,:,2);
b=img(:,:,3);

invr=255-r;
invg=255-g;
invb=255-b;

img(:,:,1)=invr;
img(:,:,2)=invg;
img(:,:,3)=invb;

You could just write
img = 255-img;

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