finterp

Version 1.0.0.0 (2.45 KB) by Michael Hawks
Use Fourier interpolation to increase sampling of an image. Also includes an optional filter.
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Updated 8 Jul 2013

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Zero-pads the FFT of an image up to the desired size, then performs IFFT on larger array.

This increases the size of the image by interpolating values onto a finer grid. Note this does *not* increase resolution -- in fact the process can add significant artifacts.

Cite As

Michael Hawks (2024). finterp (https://www.mathworks.com/matlabcentral/fileexchange/42504-finterp), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2011b
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
1.0.0.0