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autocorr2d

version 1.0.0.0 (1.71 KB) by Tristan Ursell
Compute the 2D spatial autocorrelation of a matrix or image using the Wiener - Khintchine Theorem.

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Updated 15 May 2018

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Compute the 2D spatial autocorrelation of a matrix or image I using the Wiener - Khintchine Theorem. The output is the normalized correlation coefficient -1 < C < 1.
The center pixel of A will have C = 1. Using images with odd dimensions will give results that are easier to interpret.
ref: http://mathworld.wolfram.com/Wiener-KhinchinTheorem.html

See detailed examples in the m-file help.

Comments and Ratings (1)

wen guo

easy to understand easy to use

MATLAB Release Compatibility
Created with R2016b
Compatible with any release
Platform Compatibility
Windows macOS Linux