From tlumley at u.washington.edu  Thu Mar  5 09:07:20 2009
From: tlumley at u.washington.edu (Thomas Lumley)
Date: Thu, 5 Mar 2009 00:07:20 -0800 (PST)
Subject: [Rd] bug (PR#13570)
In-Reply-To: <20090304211010.A588D2832180@mail.pubhealth.ku.dk>
Message-ID: <Pine.LNX.4.43.0903050007200.20286@hymn32.u.washington.edu>


Could you explain what you are seeing that is wrong?

In R 2.7.2, which is what I have here, it looks ok, and the NEWS file doesn't list any changes since 2.7.1.

      -thomas


On Wed, 4 Mar 2009 rhafen at stat.purdue.edu wrote:

>
> <<insert bug report here>>
>
> This is a CRITICAL bug!!!  I have verified it in R 2.8.1 for mac and
> for windows.  The problem is with loess degree=0 smoothing.  For
> example, try the following:
>
> x <- 1:100
> y <- rnorm(100)
> plot(x, y)
> lines(predict(loess(y ~ x, degree=0, span=0.5)))
>
> This is obviously wrong.
>
> R 2.8
>
> --please do not edit the information below--
>
> Version:
>  platform = i386-apple-darwin8.11.1
>  arch = i386
>  os = darwin8.11.1
>  system = i386, darwin8.11.1
>  status =
>  major = 2
>  minor = 8.1
>  year = 2008
>  month = 12
>  day = 22
>  svn rev = 47281
>  language = R
>  version.string = R version 2.8.1 (2008-12-22)
>
> GUI:
>  R-GUI 1.27 (5301)
>
> Locale:
> en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
>
> Search Path:
>  .GlobalEnv, tools:RGUI, package:stats, package:graphics,
> package:grDevices, package:utils, package:datasets, package:Rutils,
> package:methods, Autoloads, package:base
>
> ______________________________________________
> R-devel at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel
>

Thomas Lumley			Assoc. Professor, Biostatistics
tlumley at u.washington.edu	University of Washington, Seattle



[Rd] bug (PR#13570)
Thomas Lumley