Date: Fri, 17 Apr 1998 12:16:14 -0700 (PDT) From: Thomas Lumley <thomas@biostat.washington.edu> To: mike_fleming@nass.usda.gov Subject: Re: R-beta: lmsreg In-Reply-To: <9804178928.AA892838755@nass.usda.gov> On Fri, 17 Apr 1998 mike_fleming@nass.usda.gov wrote: > > Does R have a function like the S(plus) function, lmsreg, Least Median > of Squares Regression? I am using R-0.61. > Not at the moment. There have been occasional noises from people indicating that they might write these functions (there is S and C/FORTRAN available), but I don't know if anything has happened. BTW, lmsreg is deprecated even in S-PLUS. Least trimmed squares (ltsreg) has almost the same breakdown point and is much more efficient. We don't have ltsreg either. Thomas Lumley ------------------------------------------------------+------ Biostatistics : "Never attribute to malice what : Uni of Washington : can be adequately explained by : Box 357232 : incompetence" - Hanlon's Razor : Seattle WA 98195-7232 : : ------------------------------------------------------------ -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- 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@stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._