Fast 2D Convolution

Version 1.0.0 (4.93 KB) by HS Ding
Fast 2D Convolution based on Convolution Theorem
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Updated 15 May 2023

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conv2 function is slow when matrix and kernel are big.
Another way to do the linear convolution based on convolution theorem.

Cite As

HS Ding (2026). Fast 2D Convolution (https://in.mathworks.com/matlabcentral/fileexchange/129654-fast-2d-convolution), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2023a
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
1.0.0