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Steve on Image Processing with MATLAB

Image processing concepts, algorithms, and MATLAB

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Steve on Image Processing with MATLAB has been archived and will not be updated.

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The DFT matrix and computation time 2

On my list of potential blog topics today I saw just this cryptic item labeled dftmtx. Hmm, the MATLAB dftmtx function. But have I written about this function before? I better double-check by... read more >>

And now for something completely different 3

The following video spread up and down the MATLAB Math team's hallway like wildfire yesterday: http://www.youtube.com/watch?v=ywWBy6J5gz8 I said there was some room for improvement... read more >>

imzoneplate on the File Exchange

Last year I posted a few times about the "Jähne test pattern," something that readers then told me was called a zone plate. This is a radial sinusoid pattern with low frequency in... read more >>

Bug reports on mathworks.com – “Fixed in R2012a”

Do you want to know what bugs have been fixed in R2012a for your favorite products? Are you looking for a workaround for a bug? Try visiting the "Bug Reports" section of mathworks.com. Start by... read more >>

MATLAB R2012a 1

Some of my fellow MATLAB Central bloggers have already talked about the MATLAB R2012a release. Usually, I like to scan the release notes and pick out just a few things that particularly... read more >>

Image Processing and Computer Vision Updates in R2012a 1

MathWorks shipped R2012a right on schedule earlier this month. (Normally, the "a" release ships in March and the "b" release ships in September.) There's a lot to look at in the new release. Today... read more >>

Image inpainting using PDE techniques

This week I want to highlight a new article on mathworks.com called "Applying Modern PDE Techniques to Digital Image Restoration," by Carola-Bibiane Schönlieb of the University of Cambridge. Dr.... read more >>

Writing a file reader in MATLAB 2

I'd like to introduce guest blogger Jeff Mather. Jeff started his MathWorks career as an application support engineer. Then, very many moons ago, I hired Jeff as a software... read more >>

Saturday morning fun with Cody 4

Early this morning my wife found me in the family room, typing away at my laptop. She glimpsed this diagram on my screen and asked if I was playing chess. "I'm doing... read more >>

Jobs and such

Last week I happened to come across a summary I wrote after completing my first month at MathWorks. This was quite a while a go ... December 1993! I was hired to take over development of the... read more >>

Posts 201 - 210 of 478