Accelerated dual-averaging primal–dual method for composite convex minimization

Conghui Tan, Yuqiu Qian, Shiqian Ma*, Tong Zhang

*Corresponding author for this work

Research output: Contribution to journalJournal Articlepeer-review

Abstract

Dual averaging-type methods are widely used in industrial machine learning applications due to their ability to promoting solution structure (e.g. sparsity) efficiently. In this paper, we propose a novel accelerated dual-averaging primal–dual algorithm for minimizing a composite convex function. We also derive a stochastic version of the proposed method that solves empirical risk minimization, and its advantages on handling sparse data are demonstrated both theoretically and empirically.

Original languageEnglish
Pages (from-to)741-766
Number of pages26
JournalOptimization Methods and Software
Volume35
Issue number4
DOIs
Publication statusPublished - 3 Jul 2020

Bibliographical note

Publisher Copyright:
© 2020, © 2020 Informa UK Limited, trading as Taylor & Francis Group.

Keywords

  • Dual averaging algorithm
  • acceleration
  • empirical risk minimization
  • primal–dual
  • sparse data

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