Is there any way to specify these parameters globally or does one have to use control=xxx where xxx is defined using glm.control in each invocation of glm? Paul M. Jacobson Jacobson Consulting Inc. 80 Front Street East, Suite 720 Toronto, ON, M5E 1T4 Voice: +1(416)868-1141 Farm: +1(519)463-6061/6224 Fax: +1(416)868-1131 E-mail: pmj at jciconsult.com Web: http://www.jciconsult.com/ -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._
On Thu, 1 Aug 2002, Paul M. Jacobson wrote:> Is there any way to specify these parameters globally or does one have to > use control=xxx where xxx is defined using glm.control in each invocation of > glm? >You could redefine the default values in glm.control, eg to use 10^-7 in the convergence test glm.control<-function (epsilon = 1e-07, maxit = 10, trace = FALSE) { if (!is.numeric(epsilon) || epsilon <= 0) stop("value of epsilon must be > 0") if (!is.numeric(maxit) || maxit <= 0) stop("maximum number of iterations must be > 0") list(epsilon = epsilon, maxit = maxit, trace = trace) } -thomas -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._
On Thu, 1 Aug 2002, Thomas Lumley wrote:> On Thu, 1 Aug 2002, Paul M. Jacobson wrote: > > > Is there any way to specify these parameters globally or does one have to > > use control=xxx where xxx is defined using glm.control in each invocation of > > glm? > > > > You could redefine the default values in glm.control, eg to use 10^-7 in > the convergence test > > glm.control<-function (epsilon = 1e-07, maxit = 10, trace = FALSE) > { > if (!is.numeric(epsilon) || epsilon <= 0) > stop("value of epsilon must be > 0") > if (!is.numeric(maxit) || maxit <= 0) > stop("maximum number of iterations must be > 0") > list(epsilon = epsilon, maxit = maxit, trace = trace) > }A warning shot: that will not work in R-devel (and hence probably not in 1.6.0) -- Brian D. Ripley, ripley at stats.ox.ac.uk Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272860 (secr) Oxford OX1 3TG, UK Fax: +44 1865 272595 -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._