no code implementations • 4 Feb 2022 • Abdullah H. Al-Shabili, Xiaojian Xu, Ivan Selesnick, Ulugbek S. Kamilov
Our new Bregman Proximal Gradient Method variant of PnP (PnP-BPGM) and Bregman Steepest Descent variant of RED (RED-BSD) replace the traditional updates in PnP and RED from the quadratic norms to more general Bregman distance.
no code implementations • 11 Aug 2020 • Seisuke Kyochi, Shunsuke Ono, Ivan Selesnick
Mixed norm regularization methods play a central role in signal reconstruction and processing, where their optimization relies on the fact that the proximity operators of the mixed norms can be computed efficiently.
1 code implementation • 23 May 2019 • Nantheera Anantrasirichai, Rencheng Zheng, Ivan Selesnick, Alin Achim
The performance of the proposed method is benchmarked against a number of state-of-the-art image fusion techniques and superior performance is demonstrated both visually and in terms of various assessment measures.