The modified proximal point algorithm in Hadamard spaces
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Published on: April 7, 2023
Shih-Sen Chang1,2, Lin Wang2, Ching-Feng Wen3
11Center for General Education, China Medical University, Taichung, Taiwan.
Abstract:
The purpose of this paper is to propose a modified proximal point algorithm for solving minimization problems in Hadamard spaces. We then prove that the sequence generated by the algorithm converges strongly (convergence in metric) to a minimizer of convex objective functions. The results extend several results in Hilbert spaces, Hadamard manifolds and non-positive curvature metric spaces.
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