EVOLUTION-MANAGER
Edit File: logLik.corStruct.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: Extract corStruct Log-Likelihood</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 logLik.corStruct {nlme}"><tr><td>logLik.corStruct {nlme}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Extract corStruct Log-Likelihood</h2> <h3>Description</h3> <p>This method function extracts the component of a Gaussian log-likelihood associated with the correlation structure, which is equal to the negative of the logarithm of the determinant (or sum of the logarithms of the determinants) of the matrix (or matrices) represented by <code>object</code>. </p> <h3>Usage</h3> <pre> ## S3 method for class 'corStruct' logLik(object, data, ...) </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="corClasses.html">corStruct</a>"</code>, representing a correlation structure.</p> </td></tr> <tr valign="top"><td><code>data</code></td> <td> <p>this argument is included to make this method function compatible with other <code>logLik</code> methods and will be ignored.</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 negative of the logarithm of the determinant (or sum of the logarithms of the determinants) of the correlation matrix (or matrices) represented by <code>object</code>. </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="logDet.corStruct.html">logDet.corStruct</a></code>, <code><a href="logLik.lme.html">logLik.lme</a></code>, </p> <h3>Examples</h3> <pre> cs1 <- corAR1(0.2) cs1 <- Initialize(cs1, data = Orthodont) logLik(cs1) </pre> <hr /><div style="text-align: center;">[Package <em>nlme</em> version 3.1-139 <a href="00Index.html">Index</a>]</div> </body></html>