Steve on Image Processing


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.

  • murat: Hi Steve, I have an rgb image of a kind of cream and it contains some small black particles (black dots). In...
  • Steve: Ernest—Look at setting the FaceColor property. The code for setting that is shown on the page you asked...
  • Ernest Miller: Hi Steve, Understood. However, can you explain how to change the colors? Thanks, Ernest
  • Jan: Hi Steve Very useful code, yet what if I parts of my rotated+translated object are outside the original...
  • Steve: MoHDa—It might be possible. You’ll need to use one of the options that produces closed edge...
  • MoHDa: I have one question about the ROIPOLY: I have an image with stripes, I use the “edge” command for...
  • Steve: Shahn—My November 17, 2006 post shows you how to do it.
  • Steve: Kay-Uwe—Thanks for following up. I am planning to make it easier to use test directories in a package....
  • shahn: Hello Steve Instead of superimposing a star on the image to show the centroide. How would you superimpose a...
  • Kay-Uwe: Having TestSuite.fromPackag e() would be nice to have, but so far using simple “test” subdirs...

These postings are the author's and don't necessarily represent the opinions of The MathWorks.