SIAM Journal on Imaging Sciences· 2012Q1
Convergence Analysis of Primal-Dual Algorithms for a Saddle-Point Problem: From Contraction Perspective
- 388citations
- Q1SCImago
- 2012year
Short summary
New primal-dual algorithms for saddle-point problems, applicable to image restoration, allow for significantly larger parameters (like step sizes) when simple correction steps are added, leading to contraction-type convergence.
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Mathematical PhysicsMathematics