update.alpha: Update alpha vector

In aplantin/CSGL: Compositional Sparse Group Lasso

Description

This function updates alpha by projecting (beta + xi) onto the subspace defined by sum(alpha) = 0.

Usage

## S3 method for class 'alpha'
update(H, beta, xi, p)

Arguments

H	Matrix I_p - (1/p) 1_p 1_p'
beta	p-vector of coefficients
xi	p-vector of Lagrange multipliers
p	Number of OTUs

Value

Updated alpha vector

aplantin/CSGL documentation built on May 21, 2019, 12:08 p.m.