Steve on Image Processing and MATLAB

Concepts, algorithms & MATLAB

Results for: 2019

Multiresolution pyramids part 3: Laplacian pyramids

Posted by Steve Eddins,

In my April 2 post, I introduced multiresolution pyramids, and I explained my dissatisfaction with the function impyramid, which (sadly) I designed. (Aside: I had that post ready to go on April 1, but I decided that maybe I should wait a day to publish it.) I followed that up... read more >>

Pursuit Curves 2

Posted by Steve Eddins,

Here's an interesting snippet I learned while working on today's blog post: Mathematician Jacob Bernoulli asked for a logarithmic spiral to be engraved on his tombstone. Here's an example of a such a spiral.... read more >>

Animated PNG (APNG) Files 6

Posted by Steve Eddins,

Have you heard of animated PNG (APNG) files? Are you interested in creating them from MATLAB? They are supposed to be an improvement over GIF for making animations that are viewable in a web browser. (If you have an opinion about this, one way or the other, please share your... read more >>