search for: gwgilc

Displaying 12 results from an estimated 12 matches for "gwgilc".

2006 Sep 23
2
Create a vector of indices from a matrix of start and end points
...15 20 > t.ind <- NULL > for (i in 1:3) t.ind <- c(t.ind, seq(tmp1[i,1], tmp1[i,2])) > t.ind [1] 2 3 4 5 7 8 9 15 16 17 18 19 20 > cheers, George .................................................................. George W. Gilchrist Email: gwgilc at wm.edu Director of Graduate Studies Phone: (757) 221-7751 Department of Biology, Box 8795 Fax: (757) 221-6483 College of William & Mary Williamsburg, VA 23187-8795 http://gwgilc.people.wm.edu/
2004 Sep 16
3
Estimating parameters for a bimodal distribution
...omated program on several hundred datasets a few times each month for several years now. I would like to figure out how to move this to R. Thank you for any help you might offer. ================================================================== George W. Gilchrist Email #1: gwgilc at wm.edu Department of Biology, Box 8795 Email #2: kitesci at cox.net College of William & Mary Phone: (757) 221-7751 Williamsburg, VA 23187-8795 Fax: (757) 221-6483 http://gwgilc.people.wm.edu/
2005 Oct 22
4
Male and female symbols?
Does anyone have an idea of how one might plot male and female symbols on a graph using R? Thanks! .................................................................. George W. Gilchrist Email #1: gwgilc at wm.edu Department of Biology, Box 8795 Email #2: kitesci at cox.net College of William & Mary Phone: (757) 221-7751 Williamsburg, VA 23187-8795 Fax: (757) 221-6483 http://gwgilc.people.wm.edu/
2003 Jun 04
1
Looking for R analogue of S-plus function ms()
...rns, along with the estimates, a loglikelihood score. It's very handy, but I have not found an R version yet. Does anyone know if such a thing exists? Thanks. Cheers, George ================================================================== George W. Gilchrist Email #1: gwgilc at wm.edu Department of Biology, Box 8795 Email #2: kitesci at cox.net College of William & Mary Phone: (757) 221-7751 Williamsburg, VA 23187-8795 Fax: (757) 221-6483 http://gwgilc.people.wm.edu/
2007 Jun 21
1
Extract Df under lme4
...mething like > logLik(lmer.object) 'log Lik.' -177.1000 (df=10) Can I easily get that df from there (or elsewhere) into an object? Thank you for any ideas. George .................................................................. George W. Gilchrist Email: gwgilc@wm.edu Director of Graduate Studies Phone: (757) 221-7751 Department of Biology, Box 8795 Fax: (757) 221-6483 College of William & Mary Williamsburg, VA 23187-8795 http://gwgilc.people.wm.edu/ [[alternative HTML version deleted]]
2005 May 13
2
Lattice plot within a "for" loop does not happen?
...pens even if the loop only executes once. I could just go through and do these one by one, but I was curious if I was overlooking something obvious. Thank you for any advice. ================================================================== George W. Gilchrist Email #1: gwgilc at wm.edu Department of Biology, Box 8795 Email #2: kitesci at cox.net College of William & Mary Phone: (757) 221-7751 Williamsburg, VA 23187-8795 Fax: (757) 221-6483 http://gwgilc.people.wm.edu/
2005 Mar 03
0
Baffled by drop1
...274932 391 0.2154 0.645067 Sex:Par.trt 1 19236 292695 393 2.8138 0.101256 --- Signif. codes: 0 `***' 0.001 `**' 0.01 `*' 0.05 `.' 0.1 ` ' 1 > ================================================================== George W. Gilchrist Email #1: gwgilc at wm.edu Department of Biology, Box 8795 Email #2: kitesci at cox.net College of William & Mary Phone: (757) 221-7751 Williamsburg, VA 23187-8795 Fax: (757) 221-6483 http://gwgilc.people.wm.edu/
2005 Mar 03
0
Baffled by drop1: Please ignore previous request!
...274932 391 0.2154 0.645067 Sex:Par.trt 1 19236 292695 393 2.8138 0.101256 --- Signif. codes: 0 `***' 0.001 `**' 0.01 `*' 0.05 `.' 0.1 ` ' 1 > ================================================================== George W. Gilchrist Email #1: gwgilc at wm.edu Department of Biology, Box 8795 Email #2: kitesci at cox.net College of William & Mary Phone: (757) 221-7751 Williamsburg, VA 23187-8795 Fax: (757) 221-6483 http://gwgilc.people.wm.edu/
2003 Jan 16
2
polynomial contrasts in R
...rs. Has anyone implemented this in R? I see that the S-Plus function calls another function (poly.raw()) that calls a Fortran routine. Thanks for your assistance. Cheers, George ================================================================== George W. Gilchrist Email #1: gwgilc at wm.edu Department of Biology, Box 8795 Email #2: kitesci at cox.net College of William & Mary Phone: (757) 221-7751 Williamsburg, VA 23187-8795 Fax: (757) 221-6483
2004 Jul 22
2
exporting high quality graphics from R in Mac OSX
Hi there The default option for saving graphics from R (1.9.1) on my Mac is as a pdf file. If I open the file in Acrobat reader it looks really good and crisp, and is obviously saved as vector graphics, since I can zoom in as much as I like and it continues to look really nice. If I import it into MS Word (from office 2000), or Textedit, however, it imports it as a bitmap and unless I save
2003 Jan 17
2
read.table bug in Mac OS X (PR#2469)
Full_Name: George W. Gilchrist Version: 1.6.2 OS: OS X Submission from: (NULL) (128.239.124.126) Start with a tab-delimited or comma-delimited text file created on the Mac and use read.table("filename.txt", header=T) to read it in. When the first column of the file contains a character vector, and there is a header line, the first letter of the first column of the fifth row is appended
2006 Oct 17
4
Book recommendation for newbie to stats and R?
I'm trying to learn statistics and R at the same time. I have an undergraduate science degree and one year of calculus (30 years ago), but never took a stats course. I hope to take some stats courses in the next year, but thought I would start to see how much I could teach myself. I work for an organization that analyses behavior change communication programs regarding HIV/AIDS and