Linearized ADMM and Fast Nonlocal Denoising for Efficient Plug-and-Play Restoration

Unni V. S., Sanjay Ghosh, Kunal N. Chaudhury

In plug-and-play image restoration, the regularization is performed using powerful denoisers such as nonlocal means (NLM) or BM3D. This is done within the framework of alternating…