circular diff

Version 1.1.0.0 (1.49 KB) by Petorr
diff with wrap-around differences, same sized output matrix
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Updated 19 Dec 2013

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difc is a wrapper for matlab's diff() and takes the same arguments.

The returned matrix size is the same as the input matrix size, like matlab's gradient().

Higher N works using recursion.
Zero N returns the input matrix.

Cite As

Petorr (2024). circular diff (https://www.mathworks.com/matlabcentral/fileexchange/44701-circular-diff), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2009b
Compatible with any release
Platform Compatibility
Windows macOS Linux
Categories
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Acknowledgements

Inspired: center_finite_diff.m

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Version Published Release Notes
1.1.0.0

Previous version had faulty automatic dimension assignment when the function is called with a single argument.

It has been updated to match diff() defaults for vector, matrix and N-dim arrays.
1.0.0.0