find.init {metaArray}R Documentation

Initialization of EM algorithm

Description

This function is an automated initialization of 'z' in EM algorithm.

Usage

  find.init(z, width = 1)

Arguments

z

Unobserved probability of membership to uniform component of the mixture.

width

Constant factor used when assigning 0/1 labels to samples. Larger width will result in more samples initialized at 0.

Value

z

A vector of 0/1, initial values of the EM algorithm

Author(s)

Debashis Ghosh <ghoshd@psu.edu>, Hyungwon Choi <hyung_won_choi@nuhs.edu.sg>


[Package metaArray version 1.64.0 Index]