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2,112 results for “from:Frank E Harrell Jr”

Simple way to define a function to be used in a formula object inside another function
Frank E Harrell Jr · Dec 15, 2013 · r-help

Thank you Bill, that worked perfectly. Frank

Possible to vary widths and/or heights of lattice panels?
Frank E Harrell Jr · Dec 22, 2013 · r-help

Thanks very much Rich and Duncan. latticeExtra's resizePanels function was a perfect solution. Frank

Quantian
Frank E Harrell Jr · Mar 8, 2005 · r-help

Congratulations Dirk on the article in linuxtoday.com today about Quantian. -- Frank E Harrell Jr Professor and Chair School of Medicine Department of Biostatistics Vanderbilt University

Difference between R and SAS in Corcordance index in ordinal logistic regression
Frank E Harrell Jr · Jan 28, 2013 · r-help

For lrm fits, predict(fit, type='mean') predicts the mean Y, not a probability. Frank

survplot invert number at risk labels
Frank E Harrell Jr · Jul 2, 2014 · r-help

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Adding weights to ecdf
Frank E Harrell Jr · Jan 12, 2008 · r-devel

The Ecdf function in the Hmisc package already has a weights argument. -- Frank E Harrell Jr Professor and Chair School of Medicine Department of Biostatistics Vanderbilt University

Using subplot (from Hmisc) along with par(mfrow)
Frank E Harrell Jr · Jul 6, 2014 · r-help

Greg I just re-copied the latest subplot and its help file from TeachingDemos to Hmisc for the next release. Thanks for pointing this out. Frank

CRAN submission rms 3.6-0
Frank E Harrell Jr · Oct 29, 2012 · r-packages

CRAN second submission rms 3.6-0 is now in /incoming Thanks Frank -- Frank E Harrell Jr Professor and Chairman School of Medicine Department of Biostatistics Vanderbilt University

Rd syntax error detected in CRAN daily checks
Frank E Harrell Jr · Sep 9, 2004 · r-devel

Brian Ripley pointed out that I had forgotten how old is the version of Design on CRAN. The problem was already fixed. Sorry for the bother -Frank

Which cluster function can be used to cluster a correlaiton matrix?
Frank E Harrell Jr · Dec 28, 2005 · r-help

Vincent Deng wrote: > Hi, > > I'd got a matrix of correaltion values. Which cluster method can I use > to cluster it? > library(Hmisc) ?varclus

Predictions from "coxph" or "cph" objects
Frank E Harrell Jr · Jul 6, 2014 · r-help

When using cph in the rms package there is a function Mean that operates on cph objects to produce an R function for computing the mean or restricted mean life time. Frank

Tools For Preparing Data For Analysis
Frank E Harrell Jr · Jun 8, 2007 · r-help

Dale Steele wrote: > For windows users, EpiData Entry <http://www.epidata.dk/> is an > excellent (free) tool for data entry and documentation. --Dale Note that EpiData seems to work well under linux using wine. Frank

effect size
Frank E Harrell Jr · Jun 21, 2006 · r-help

Matthew Bridgman wrote: > Does anyone know a simple way of calculating effect sizes? > > Thanks > MB Yes - the following formula is simple and fairly universal: 2 :-) -- Frank E Harrell Jr Professor and Chair School of Medicine Department of Biostatistics Vanderbilt University

Survreg and censored observations
Frank E Harrell Jr · Apr 15, 2009 · r-help

David S. Schwarz wrote: > How does one indicate that a particular survival time is right censored in > the Survreg routine? Read the documentation? :-) -- Frank E Harrell Jr Professor and Chair School of Medicine Department of Biostatistics Vanderbilt University

Biostatistician Job Openings
Frank E Harrell Jr · May 6, 2009 · r-help

We have openings for biostatisticians at all levels: B.S., M.S., Assistant Professor, Associate Professor, and full Professor. Details are at http://biostat.mc.vanderbilt.edu/JobOpenings Frank Harrell Chair, Dept. of Biostatistics Vanderbilt University School of Medicine

Help with improveProb function in Hmisc in R
Frank E Harrell Jr · Oct 2, 2015 · r-help

Please note that Kirsten is cross-posting to stats.stackexchange.com creating extra work for everyone. -- ------------------------------------------------------------------------ Frank E Harrell Jr Professor and Chairman School of Medicine Department of *Biostatistics* *Vanderbilt University* [[alternative HTML version deleted]]

Mantel-Haenszel relative risk with Greenland-Robins variance estimate
Frank E Harrell Jr · May 8, 2007 · r-help

Does anyone know of an R function for computing the Greenland-Robins variance for Mantel-Haenszel relative risks? Thanks Frank -- Frank E Harrell Jr Professor and Chair School of Medicine Department of Biostatistics Vanderbilt University

the joy of spreadsheets (off-topic)
Frank E Harrell Jr · Apr 16, 2013 · r-help

What a terrific article. Thanks for sharing! The more we critically examine how research is actually done the more frightened we become. Frank -- Frank E Harrell Jr Professor and Chairman School of Medicine Department of Biostatistics Vanderbilt University

packagename:::functionname vs. importFrom
Frank E Harrell Jr · Jan 5, 2011 · r-help

Thanks very much Luke for clarifying. Frank ----- Frank Harrell Department of Biostatistics, Vanderbilt University -- View this message in context: http://r.789695.n4.nabble.com/packagename-functionname-vs-importFrom-tp3172684p3175567.html Sent from the R help mailing list archive at...

adding bmp/jpg/gif to an existing plot
Frank E Harrell Jr · Dec 3, 2009 · r-help

Greg Snow wrote: > Look at the subplot function in the TeachingDemos package. A copy of subplot is in the Hmisc package thanks to Greg. > -- Frank E Harrell Jr Professor and Chair School of Medicine Department of Biostatistics Vanderbilt University

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