Home-Grown DFT

Version 1.1.0.0 (4.67 KB) by Paul Fields
This DFT (direct & inverse) implements a vector-matrix approach that is intuitive and efficient.
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Updated 20 Feb 2016

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This DFT is intuitive in the vector-matrix representation of the transform and efficient in the trade between memory and time (avoidance of sine, cosine computational loops). Normalization is also simple.

Cite As

Paul Fields (2024). Home-Grown DFT (https://www.mathworks.com/matlabcentral/fileexchange/55523-home-grown-dft), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2015b
Compatible with any release
Platform Compatibility
Windows macOS Linux
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dft

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Version Published Release Notes
1.1.0.0

fix direct-transform normalization and Nan in inverse-transform at Nyquist frequency
1.0.0.0