Sequency (Walsh) ordered Hadamard matrix

Version 1.0.0.0 (542 Bytes) by Quentin Spencer
generate a sequency (Walsh) ordered Hadamard matrix of size N.
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Updated 23 Jun 2008

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This function generates a sequency (Walsh) ordered Hadamard matrix of size N.

A previously submitted m file already implements this, but this is a much faster algorithm.

Cite As

Quentin Spencer (2026). Sequency (Walsh) ordered Hadamard matrix (https://www.mathworks.com/matlabcentral/fileexchange/19673-sequency-walsh-ordered-hadamard-matrix), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2008a
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Acknowledgements

Inspired by: Sequency(Walsh) ordered Hadamard matrix

Version Published Release Notes
1.0.0.0

A reviewer pointed out that the previous version required the function bi2de, which is part of the communication toolbox. I have changed that function call to instead use bin2dec, which part of the base MATLAB distribution.