EVOLUTION-MANAGER
Edit File: recalc.varFunc.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>R: Recalculate for varFunc Object</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="stylesheet" type="text/css" href="R.css" /> </head><body> <table width="100%" summary="page for recalc.varFunc {nlme}"><tr><td>recalc.varFunc {nlme}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Recalculate for varFunc Object</h2> <h3>Description</h3> <p>This method function pre-multiples the <code>"Xy"</code> component of <code>conLin</code> by a diagonal matrix with diagonal elements given by the weights corresponding to the variance structure represented by <code>object</code>e and adds the log-likelihood contribution of <code>object</code>, given by <code>logLik(object)</code>, to the <code>"logLik"</code> component of <code>conLin</code>. </p> <h3>Usage</h3> <pre> ## S3 method for class 'varFunc' recalc(object, conLin, ...) </pre> <h3>Arguments</h3> <table summary="R argblock"> <tr valign="top"><td><code>object</code></td> <td> <p>an object inheriting from class <code>"<a href="varFunc.html">varFunc</a>"</code>, representing a variance function structure.</p> </td></tr> <tr valign="top"><td><code>conLin</code></td> <td> <p>a condensed linear model object, consisting of a list with components <code>"Xy"</code>, corresponding to a regression matrix (<code>X</code>) combined with a response vector (<code>y</code>), and <code>"logLik"</code>, corresponding to the log-likelihood of the underlying model.</p> </td></tr> <tr valign="top"><td><code>...</code></td> <td> <p>some methods for this generic require additional arguments. None are used in this method.</p> </td></tr> </table> <h3>Value</h3> <p>the recalculated condensed linear model object. </p> <h3>Note</h3> <p>This method function is only used inside model fitting functions, such as <code>lme</code> and <code>gls</code>, that allow heteroscedastic error terms.</p> <h3>Author(s)</h3> <p>José Pinheiro and Douglas Bates <a href="mailto:bates@stat.wisc.edu">bates@stat.wisc.edu</a></p> <h3>See Also</h3> <p><code><a href="recalc.html">recalc</a></code>, <code><a href="varWeights.html">varWeights</a></code>, <code><a href="logLik.varFunc.html">logLik.varFunc</a></code></p> <hr /><div style="text-align: center;">[Package <em>nlme</em> version 3.1-139 <a href="00Index.html">Index</a>]</div> </body></html>