EVOLUTION-MANAGER
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<!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: Summarize a Generalized Least Squares 'gls' 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 summary.gls {nlme}"><tr><td>summary.gls {nlme}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Summarize a Generalized Least Squares <code>gls</code> Object</h2> <h3>Description</h3> <p>Additional information about the linear model fit represented by <code>object</code> is extracted and included as components of <code>object</code>. </p> <h3>Usage</h3> <pre> ## S3 method for class 'gls' summary(object, verbose, ...) </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="gls.html">gls</a>"</code>, representing a generalized least squares fitted linear model.</p> </td></tr> <tr valign="top"><td><code>verbose</code></td> <td> <p>an optional logical value used to control the amount of output when the object is printed. Defaults to <code>FALSE</code>.</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>an object inheriting from class <code>summary.gls</code> with all components included in <code>object</code> (see <code><a href="glsObject.html">glsObject</a></code> for a full description of the components) plus the following components: </p> <table summary="R valueblock"> <tr valign="top"><td><code>corBeta</code></td> <td> <p>approximate correlation matrix for the coefficients estimates</p> </td></tr> <tr valign="top"><td><code>tTable</code></td> <td> <p>a matrix with columns <code>Value</code>, <code>Std. Error</code>, <code>t-value</code>, and <code>p-value</code> representing respectively the coefficients estimates, their approximate standard errors, the ratios between the estimates and their standard errors, and the associated p-value under a <i>t</i> approximation. Rows correspond to the different coefficients.</p> </td></tr> <tr valign="top"><td><code>residuals</code></td> <td> <p>if more than five observations are used in the <code>gls</code> fit, a vector with the minimum, first quartile, median, third quartile, and maximum of the residuals distribution; else the residuals.</p> </td></tr> <tr valign="top"><td><code>AIC</code></td> <td> <p>the Akaike Information Criterion corresponding to <code>object</code>.</p> </td></tr> <tr valign="top"><td><code>BIC</code></td> <td> <p>the Bayesian Information Criterion corresponding to <code>object</code>.</p> </td></tr> </table> <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="../../stats/html/AIC.html">AIC</a></code>, <code><a href="../../stats/html/AIC.html">BIC</a></code>, <code><a href="gls.html">gls</a></code>, <code><a href="../../base/html/summary.html">summary</a></code> </p> <h3>Examples</h3> <pre> fm1 <- gls(follicles ~ sin(2*pi*Time) + cos(2*pi*Time), Ovary, correlation = corAR1(form = ~ 1 | Mare)) summary(fm1) coef(summary(fm1)) # "the matrix" </pre> <hr /><div style="text-align: center;">[Package <em>nlme</em> version 3.1-139 <a href="00Index.html">Index</a>]</div> </body></html>