image thumbnail

Zone plate test image

version 1.0.1 (208 KB) by Steve Eddins
MATLAB function to create a zone plate test image

1.3K Downloads

Updated 03 Dec 2019

From GitHub

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 (2021). 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

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!
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.