The extension of Pearson's correlation coefficient, measuring noise, and selecting features

By Reza Salimi, Kamran Pakizeh

Rating

1477
Battle Count: 40

Relevance

7/10
The extended correlation coefficient could be valuable for assessing multi-asset portfolio risk and selecting relevant features in predictive models

Implementation Complexity

6/10
Requires understanding of random matrix theory and eigenvalue analysis, but the core concept is an extension of familiar correlation analysis

Reproducibility

3/5
The paper provides mathematical derivations but lacks specific implementation details or code

About this paper

Methodology: Random Matrix Theory. Problem types: Dimensionality Reduction, Feature Selection.

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