QR Barcode restoration

This code performs blind deblurring and denoising of QR barcodes

This is the original code used in the article: Y. van Gennip, P. Athavale, J. Gilles, R. Choksi, "A regularization approach to blind deblurring and denoising of QR barcodes". IEEE Transactions on Image Processing, Vol.24, No.9, 2864--2873, September 2015.
This code is free for non-commercial use. Please cite the above reference if you use this code.