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...ch memory is allocated). I don't have any other programs open, so I should certainly be able to address more memory than that. Any ideas? TIA Jim James W. MacDonald Affymetrix and cDNA Microarray Core University of Michigan Cancer Center 1500 E. Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623

...the elements, but there must be a simple, effective method to which I have not found a reference. Many thanks in advance, and apologies if I have overlooked a reference passage. Best, Eric -- Eric Rupley University of Michigan, Museum of Anthropology 1109 Geddes Ave, Rm. 4013 Ann Arbor, MI 48109-1079

Hi, If I fit a Cox model using "coxph", is there a R function so that I could obtain the estimate of baseline survival function? Thank you. Zheng -- Zheng Yuan Ph.D student Department of Biostatistics University of Michigan Ann Arbor, MI 48109

...] "2" $minor [1] "1.0" $year [1] "2005" $month [1] "03" $day [1] "17" $language [1] "R" James W. MacDonald Affymetrix and cDNA Microarray Core University of Michigan Cancer Center 1500 E. Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623 ********************************************************** Electronic Mail is not secure, may not be read every day, and should not be used for urgent or sensitive issues.

...hard code the first chunk to find the .Rdata file, but I have to imagine there is a much more elegant way to do this. Any suggestions? Best, Jim -- James W. MacDonald, MS Biostatistician UMCCC cDNA and Affymetrix Core University of Michigan 1500 E Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623

...20 4 > ?but this doesn't: > cbind(scores[,1],scores[,2:3]) scores[, 1] round1 round2 1 Bob 40 5 2 Ron 30 6 3 Bud 20 4 -- Eric Rupley University of Michigan, Museum of Anthropology 1109 Geddes Ave, Rm. 4013 Ann Arbor, MI 48109-1079 erupley at umich.edu +1.734.276.8572

...language R version.string Version 2.3.0 alpha (2006-03-29 r37607) Best, Jim James W. MacDonald, M.S. Biostatistician Affymetrix and cDNA Microarray Core University of Michigan Cancer Center 1500 E. Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623 ********************************************************** Electronic Mail is not secure, may not be read every day, and should not be used for urgent or sensitive issues.

...ssional (build 2600) Service Pack 1.0 Search Path: .GlobalEnv, package:methods, package:stats, package:graphics, package:utils, Autoloads, package:base James W. MacDonald Affymetrix and cDNA Microarray Core University of Michigan Cancer Center 1500 E. Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623

I've tried looking at ?colors and ?palette and if I'm understanding it correctly, I'm supposed to type in (for example) palette(rainbow(13)) before I type in my plot (of 13 lines) if I want 13 different colors. But this does not work. Other things that i have tried besides rainbow give me errors. Am I just doing something completely wrong? Anna

...e.skeleton() help page. I believe there should be two data type and two function type .Rd files, but instead they are all of the data type. Best, Jim James W. MacDonald Affymetrix and cDNA Microarray Core University of Michigan Cancer Center 1500 E. Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623 ********************************************************** Electronic Mail is not secure, may not be read every day, and should not be used for urgent or sensitive issues.

...an the newdata). Could anyone give me some suggestion on how to proceed? Thank you. Regards, Ji ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Ji Zhu 439 West Hall Assistant Professor 550 East University Department of Statistics Ann Arbor, MI 48109 University of Michigan (734) 936-2577 (O) jizhu at umich.edu (734) 763-4676 (F) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

...ble there are still 100+ labels all with "0" as their count. This hasn't happened to me before; is there an explanation for it? Thanks very much, Jen --- Jennifer Walsh Graduate Student, Developmental Psychology University of Michigan 2020 East Hall, 530 Church St. Ann Arbor, MI 48109-1043

...ESCRIPTION file it all works, but bar is attached and it seems I have not accomplished what I wanted. I am obviously misunderstanding something but I don't know what. Best, Jim James W. MacDonald, M.S. Biostatistician Hildebrandt Lab 8220D MSRB III 1150 W. Medical Center Drive Ann Arbor MI 48109-0646 734-936-8662 ********************************************************** Electronic Mail is not secure, may not be read every day, and should not be used for urgent or sensitive issues

...ffin[seq(,-3)] obviously doesn't? Any suggestions will be gratefully appreciated? As always, many thanks to the patient list members who helps on these simple questions... Best, Eric -- Eric Rupley University of Michigan, Museum of Anthropology 1109 Geddes Ave, Rm. 4013 Ann Arbor, MI 48109-1079 erupley at umich.edu +1.734.276.8572

Dear R users, I have been trying to understand what the Weights arguments is doing in the estimation of the parameters when using the Surreg function. I looked through the function's code but I am not sure if I got it or not. For example, if I inclue the Surv function in it: survreg(Surv(vector, status)~1,weights=vector2,dist="Weibull") will it try to maximize the likelihood with

...language R version.string R version 2.4.0 alpha (2006-09-10 r39242) TIA, Jim James W. MacDonald, M.S. Biostatistician Affymetrix and cDNA Microarray Core University of Michigan Cancer Center 1500 E. Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623 ********************************************************** Electronic Mail is not secure, may not be read every day, and should not be used for urgent or sensitive issues.

...nguage R version.string Version 2.3.0 Under development (unstable) (2006-01-01 r36947) James W. MacDonald Affymetrix and cDNA Microarray Core University of Michigan Cancer Center 1500 E. Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623 ********************************************************** Electronic Mail is not secure, may not be read every day, and should not be used for urgent or sensitive issues.

Hi,   I need to generate a heatmap on a square matrix and wouldn't want to reorder the columns and the rows on the heatmap display.    I have used the options Rowv=NULL and Colv=NULL but doesn't seem to work. Following is a snippet of the heatmap function i am using. args <- commandArgs(); inputfile <- args[2] imgfile   <- args[3] bitmap(imgfile, height=15, width=15, res=100,

...packages: [1] stats graphics grDevices datasets utils methods base loaded via a namespace (and not attached): [1] tcltk_2.7.0 tools_2.7.0 -- James W. MacDonald, MS Biostatistician UMCCC cDNA and Affymetrix Core University of Michigan 1500 E Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623

...* [dllversion.o] Error 1 make[2]: *** [../../bin/R.dll] Error 2 make[1]: *** [rbuild] Error 2 make: *** [all] Error 2 Best, Jim James W. MacDonald, M.S. Biostatistician Affymetrix and cDNA Microarray Core University of Michigan Cancer Center 1500 E. Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623 ********************************************************** Electronic Mail is not secure, may not be read every day, and should not be used for urgent or sensitive issues.