robustWInit

Robust initialization of the W (affinity) matrix.

internal

A summarization method to estimate allele-specific copy number signals for Affymetrix SNP microarrays using non-negative matrix factorization (NMF).

Henrik Bengtsson

ACNE

Affymetrix SNP Probe-Summarization using Non-Negative Matrix
Factorization

Maria Ortiz

Angel Rubio

robustWInit function

<dl> <dt>V</dt>
<dd>An KxI <code><a href="/link/matrix?package=ACNE&version=0.9.2" data-mini-rdoc="ACNE::matrix">matrix</a></code> where I is the number of arrays and K is the
 number of probes where K should be even (K=2L).</dd> <dt>H</dt>
<dd>A 2xI <code><a href="/link/matrix?package=ACNE&version=0.9.2" data-mini-rdoc="ACNE::matrix">matrix</a></code> of allele-specific copy-number estimates.</dd> <dt>maxIter</dt>
<dd>The maximum number of iterations.</dd> <dt>...</dt>
<dd>Not used.</dd></dl>

Arguments

Robust initialization of the W (affinity) matrix — robustWInit

<dl>

 <dt>V</dt>
<dd>An KxI <code><a href='https://rdrr.io/r/base/matrix.html'>matrix</a></code> where I is the number of arrays and K is the
 number of probes where K should be even (K=2L).</dd>

 <dt>H</dt>
<dd>A 2xI <code><a href='https://rdrr.io/r/base/matrix.html'>matrix</a></code> of allele-specific copy-number estimates.</dd>

 <dt>maxIter</dt>
<dd>The maximum number of iterations.</dd>

 <dt>...</dt>
<dd>Not used.</dd>

</dl>

robustWInit: Robust initialization of the W (affinity) matrix

Description

Usage

Value

Arguments

Details