@inproceedings {23, title = {Restoration of block-transform compressed images via homotopic regularized sparse reconstruction}, booktitle = { SPIE Electronic Imaging: Visual Information Processing and Communication VI}, year = {2015}, address = {San Francisco, California, United States}, keywords = {Compression, Deblocking, JPEG, Sparse Reconstruction}, author = {J Glaister and S Haider and A Wong and D A. Clausi} }