Steve on Image Processing

July 14th, 2006

Seen on the web: MATLAB example for tracing and measuring skin lesions

I saw an interesting MATLAB based image processing application on a melanoma skin cancer blog recently. The example, including code, shows how the lesions are segmented, traced, and measured. Several Image Processing Toolbox functions are used. Here's a thumbnail version of a screen-shot from the blog:

Check it out!

By Steve Eddins

07:00 UTC | Posted in Uncategorized | Permalink |

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<pre class="code">
a = magic(3);
sum(a)
</pre>

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About

Steve Eddins manages the Image & Geospatial development team at The MathWorks and coauthored Digital Image Processing Using MATLAB. He writes here about image processing concepts, algorithm implementations, and MATLAB.

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Recent Comments

  • Sana: hi steve, could you explain to me how i would be able to use the dir function, to do a loop through a directory...
  • Nishtha: Sir, I have preprocessed the image in following steps: [1] adaptive histogram equalization [2] thresholding...
  • Kristof: I also strongly support the idea. I have just recently bumped into the problem that im2single was not...
  • Steve: David—I’ m glad you found it useful!
  • David Lalejini: I found your example very useful for finding connected nodes in a large set of input pairs. I start...
  • tommy: Dear Steve, I have a question,please if you are kind to help me regarding the accumulator array dimensions of...
  • Steve: Abc—I don’t know how to distinguish the faces. You might try posting your question in the MATLAB...
  • Manju: well if we have a few ovals within each other like in a cell how do we measure the distance from the center...
  • Steve: Manju—What do you mean? How is each region defined?
  • Manju: if we have 2-3 regions within each other how do we measure the regions of each one?

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