cen: centring of a data matrix
In ToolsForCoDa: Multivariate Tools for Compositional Data Analysis

centres the columns of a matrix to mean zero.

1	cen(X,w=rep(1,nrow(X))/nrow(X))

`X`	a raw data matrix.
`w`	a vector of case weights.

returns a matrix

Jan Graffelman (jan.graffelman@upc.edu)

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X<-matrix(runif(10),ncol=2)
Y<-cen(X)
print(Y)

ToolsForCoDa documentation built on Sept. 20, 2021, 5:19 p.m.

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