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Steve on Image Processing with MATLAB has been archived and will not be updated.

Posts 1 - 10 of 12

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Making Color Spectrum Plots – Part 3 5

Recently, I've been explaining how I made this plot, which is from DIPUM3E (Digital Image Processing Using MATLAB, 3rd ed.): In my July 20 post, I showed one way to compute the spectral colors to... 더 읽어보기 >>

Making Color Spectrum Plots – Part 2

It was a while ago now, but on April 27 I started explaining how I made this plot, which is from DIPUM3E (Digital Image Processing Using MATLAB, 3rd ed.):... 더 읽어보기 >>

The curious case of ordfilt2 performance

For today's post, I'd like to welcome guest author Kushagr Gupta, a developer on the Image Processing Toolbox team. -SteveThe Image Processing Toolbox function ordfilt2 can be used to perform various... 더 읽어보기 >>

Displaying a color gamut surface 8

Today I'll show you one way to visualize the sRGB color gamut in L*a*b* space with assistance with a couple of new functions introduced last fall in the R2014b release. (I originally planned to post... 더 읽어보기 >>

Automating the extraction of real data from an image of the data – part 3

I'd like to welcome back my fellow MATLAB Central blogger Brett Shoelson for the last in a three-part series on extracting curve values from a plot. You can find Brett over at the File Exchange Pick of the Week blog, or you can check out his many File Exchange contributions. -Steve... 더 읽어보기 >>

Introduction to spatial referencing 8

Today's blog post was written by Alex Taylor, a developer on the Image Processing Toolbox team. Thanks, Alex!... 더 읽어보기 >>

Homomorphic filtering – part 2

I'd like to welcome back guest blogger Spandan Tiwari for the second post in his two-part series on homomorphic filtering.Last time we looked at how to apply a simple homomorphic filter. Today we... 더 읽어보기 >>

Dilation algorithms – performance of decomposed strels

We looked at the decomposition of different structuring element shapes in my previous post on dilation algorithms. Today let's time some code to how decomposition makes a real difference in... 더 읽어보기 >>

Costas arrays 17

Last week I wrote about a possible modification to poly2mask that would estimate how much of each pixel is contained within a polygon. The idea was to use a regular 5-by-5 subgrid and ... 더 읽어보기 >>

Tetrahedral interpolation for colorspace conversion 2

The Image Processing Toolbox function applycform can convert colors based on ICC profiles. ICC standards for the International Color Consortium, and an ICC profile typically contains... 더 읽어보기 >>

Posts 1 - 10 of 12