cor2mi: Convert correlation matrix to MI matrix

Description Usage Arguments Value References

View source: R/cor2mi.R

Description

The correlation ρ_{ij} between node i and j is converted into mutual information (MI) matrix by using equation [1]:

MI=-\frac{1}{2} (1-ρ_{ij}^2)

if the observation data is normal distributed.

Usage

1
cor2mi(x)

Arguments

x

a correlation matrix

Value

cor2mi returns a mutual information matrix.

References

[1] Meyer PE, Kontos K, Lafitte F, Bontempi G: Information-theoretic inference of large transcriptional regulatory networks. EURASIP J Bioinform Syst Biol 2007:79879.


wyguo/RLowPC documentation built on May 28, 2017, 7:34 a.m.