I'd like to welcome back guest blogger Brendan Hannigan, for the third in a series of three posts on working with very large images in MATLAB. ... read more >>

I'd like to welcome back guest blogger Brendan Hannigan, for the second in a series of three posts on working with very large images in MATLAB. Contents ... read more >>

I'd like to welcome guest blogger Brendan Hannigan, a MathWorks developer who worked on improving our set of large-image tools over the course of several releases. Contents ... read more >>

Thinking about test images (13-Jan-2006, 16-Jul-2011, 19-Jul-2011, 19-Jul-2011) recently prompted me to take a look at the Image Processing Toolbox function checkerboard. I =... read more >>

Today I want to take the test pattern I created last time and subject it to a variety of frequency-based filters. In this post I'll be using a variety of frequency design and... read more >>

Earlier today I told you that I was feeling a little dense because I couldn't figure out the right parameters to use in the tanh term of this test pattern: (This is... read more >>

Last week I talked about the so-called Jähne test pattern and how I found a description of it in Practical Handbook on Image Processing for Scientific Applications, by Bernd Jähne, CRC... read more >>

Earlier this week I posted a summary of posts from the beginning of this blog, including my January 13, 2006 post on generating test images. Today I want to revisit one of the examples from that... read more >>

Blog reader Mutlu recently asked me this question: "I have two images - one contains class labels (one of 1 or 2) and one containing image segment (region) unique IDs. I am ... read more >>

Today's post is proof that this old MATLAB dog can learn new tricks. The subject is this: Given an image array, how can you most easily determine the number of rows and columns it has?... read more >>