EVOLUTION-MANAGER
Edit File: getCovariate.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 Covariate from an 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 getCovariate {nlme}"><tr><td>getCovariate {nlme}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Extract Covariate from an Object</h2> <h3>Description</h3> <p>This function is generic; method functions can be written to handle specific classes of objects. Classes which already have methods for this function include <code>corStruct</code>, <code>corSpatial</code>, <code>data.frame</code>, and <code>varFunc</code>. </p> <h3>Usage</h3> <pre> getCovariate(object, form, data) </pre> <h3>Arguments</h3> <table summary="R argblock"> <tr valign="top"><td><code>object</code></td> <td> <p>any object with a <code>covariate</code> component</p> </td></tr> <tr valign="top"><td><code>form</code></td> <td> <p>an optional one-sided formula specifying the covariate(s) to be extracted. Defaults to <code>formula(object)</code>.</p> </td></tr> <tr valign="top"><td><code>data</code></td> <td> <p>a data frame in which to evaluate the variables defined in <code>form</code>. </p> </td></tr> </table> <h3>Value</h3> <p>will depend on the method function used; see the appropriate documentation. </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>References</h3> <p>Pinheiro, J.C., and Bates, D.M. (2000) "Mixed-Effects Models in S and S-PLUS", Springer, esp. p. 100. </p> <h3>See Also</h3> <p><code><a href="getCovariate.corStruct.html">getCovariate.corStruct</a></code>, <code><a href="getCovariate.data.frame.html">getCovariate.data.frame</a></code>, <code><a href="getCovariate.varFunc.html">getCovariate.varFunc</a></code>, <code><a href="getCovariateFormula.html">getCovariateFormula</a></code> </p> <h3>Examples</h3> <pre> ## see the method function documentation </pre> <hr /><div style="text-align: center;">[Package <em>nlme</em> version 3.1-139 <a href="00Index.html">Index</a>]</div> </body></html>