Zone plate test image

Version 1.0.1 (208 KB) by Steve Eddins
MATLAB function to create a zone plate test image
5.0
(3)
1.5K Downloads
Updated 3 Dec 2019
View License on GitHub

A zone plate is a radially symmetric pattern with low frequencies in the middle and high frequencies near the edge. It is useful for experimenting with frequency- and direction-sensitive filtering and also for testing the anti-aliasing capability of image resizing methods.
For more, see:

http://blogs.mathworks.com/steve/2011/07/19/jahne-test-pattern-take-3/

http://blogs.mathworks.com/steve/2011/07/22/filtering-fun/

Cite As

Steve Eddins (2026). Zone plate test image (https://github.com/mathworks/zone-plate-test-image), GitHub. Retrieved .

MATLAB Release Compatibility
Created with R2012a
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
1.0.1

Connect to GitHub repository
1.0.0.1

Updated license
1.0.0.0

To view or report issues in this GitHub add-on, visit the GitHub Repository.
To view or report issues in this GitHub add-on, visit the GitHub Repository.