Steve on Image Processing and MATLAB

Concepts, algorithms & MATLAB

Results for: 2010

a* and b* 3

Last week I showed how to compute a two-dimensional histogram. Specifically, I computed the two-dimensional histogram of the a*-b* values of this image: ... read more >>

Two-Dimensional Histograms 20

Last week I showed this picture of M&Ms on my desk, and I used it to raise some vague questions about the definition of the color green. Today I'll use this picture as an opportunity to demonstrate how to construct and visualize a two-dimensional histogram. ... read more >>

What color is green? 12

"Why do you have M&Ms on your desk?" my friend Nausheen wanted to know. Well, the truth is, for playing around with color images, M&Ms are simply irresistable. ... read more >>