Optimal step-size of pseudo affine projection algorithm

Yong Feng Zhi, Fang Fang Shang, Jun Zhang, Zhen Wang

Research output: Contribution to journalArticlepeer-review

11 Scopus citations

Abstract

A new statistical analysis model is used to analyze the pseudo affine projection (PAP) algorithm with the optimal step-size in this paper. By setting the weight error to be zero in the direction of the adaptive weight update, the optimal step-size is obtained. Two assumptions for the direction vector are proposed, which simplify the analysis of the convergence behavior for the optimal step-size PAP algorithm. Under this condition, deterministic recursive equations for the weight error and for the mean-square error are derived in the direction of the adaptive weight update. Simulation results are provided to corroborate the analytical results.

Original languageEnglish
Pages (from-to)82-88
Number of pages7
JournalApplied Mathematics and Computation
Volume273
DOIs
StatePublished - 15 Jan 2016

Keywords

  • Adaptive filter
  • Optimal step-size
  • Pseudo affine projection (PAP) algorithm
  • Statistical analysis

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