Harmonic Notes on MATLAB and Image Processing

Concepts, examples, new code, tutorials, tips, stories, history, etc.

Recently Published Posts

IMVIEW v4 (June 3, 2026)

Version 4 of imview, my replacement for imshow, supports the Live Editor, improves the positioning of the zoom-level display field, and changes the required MATLAB release to R2026a.
Read more

Remembering Cleve Moler (1939 – 2026) (May 29, 2026)

Cleve Moler, creator of MATLAB and co-founder of MathWorks, hero to many engineers and scientists, was a world champion story teller.
Read more

IMVIEW v3 (March 13, 2026)

Version 3 of imview, my replacement for imshow, includes support for the Live Editor, as well as other feature changes and bug fixes.
Read more

History of Image Display in MATLAB, Part 4: 1993-1997, IMSHOW, TRUESIZE, and Image Display Size (December 17, 2025)

The challenge of displaying images in MATLAB when your early 1990s computer monitor just didn’t have enough pixels.
Read more

Improved Registration Algorithm for IMREGCORR (October 16, 2025)

Substantial improvements for function IMREGCORR, which registers image pairs using similarity, rigid, and translation transformations.
Read more

Making a Simple Two-State Map with Landmarks (September 21, 2025)

Using MATLAB and Mapping Toolbox to make a simple map of two states with some point and path landmarks.
Read more