English

On near and the nearest correlation matrix

Applications 2014-01-14 v2 Rings and Algebras

Abstract

We present an elementary heuristic reasoning based on Arnold's theory of versal deformations in support of a straightforward algorithm for finding a correlation matrix near a given symmetric one.

Cite

@article{arxiv.1303.3226,
  title  = {On near and the nearest correlation matrix},
  author = {Pasha Zusmanovich},
  journal= {arXiv preprint arXiv:1303.3226},
  year   = {2014}
}

Comments

v2: added example; updated references

R2 v1 2026-06-21T23:41:34.147Z