Proximity for Sums of Composite Functions
Optimization and Control
2010-07-22 v1
Abstract
We propose an algorithm for computing the proximity operator of a sum of composite convex functions in Hilbert spaces and investigate its asymptotic behavior. Applications to best approximation and image recovery are described.
Cite
@article{arxiv.1007.3535,
title = {Proximity for Sums of Composite Functions},
author = {Patrick L. Combettes and Dinh Dung and Bang Cong Vu},
journal= {arXiv preprint arXiv:1007.3535},
year = {2010}
}