QuadBayer CFA Modified Gradient-Based Demosaicing

A modified gradient-based de-mosaic algorithm for quad-bayer color filter array with quarter-res and full-res output.

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Cite As

Rainbow-Johnny-Johnny-Image-Processing-Lim (2026). QuadBayer CFA Modified Gradient-Based Demosaicing (https://www.mathworks.com/matlabcentral/fileexchange/116085-quadbayer-cfa-modified-gradient-based-demosaicing), MATLAB Central File Exchange. Retrieved .

General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

  • Windows
  • macOS
  • Linux
Version Published Release Notes Action
0.5.2

Bayer_demosaic: Edge bugs of red and blue color were reduced.

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0.5.2-0

Enhancing the Resolution of Binning Bayer Mode.

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0.5.1

hotfix of 0.5.1.1

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0.5.1-1

Bugs Fixed, SSIM Improved of Binning Mode.

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0.5.1-0

Brings the gradient values of the green channel into the interpolation of the red and blue channels, significantly improving the resolution of the red/blue channels. Also, reduces the problem of oblique false color below a certain frequency.

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0.5.0

Function rewriting to enhance the SSIM and PSNR of realistic input images.

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0.4.1

Added New Criterion to enhance SSIM.

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0.4.0

Reduce artifactual color problems and improve interpolation accuracy.

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0.3.31

Bug fixed

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0.3.3

Added Binning Bayer Demosaicing, PSNR Improved.

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0.3.2

Added auto-crop.

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0.3.1

And QB CFA Fake Color Image.

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0.3.0

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