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1. .Call interface and attaching/detaching library (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Tue, 01 Oct 2002 15:54:02 +0200; Dear S-Plus users, I am still trying to understand why calling C compiled code with .Call interface does not work once the library has been loaded and unloaded one or several times (S-PLUS 6.1, Windo; /archives/html/s-news/2002-10/msg00009.html (8,163 bytes)
2. .Call interface with S-plus 6.0 question (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Sat, 23 Nov 2002 01:30:54 +0100; Dear S-Plus users, I am porting functions that are working well with SP2000 to S-PLUS 6.0 Rel. 2 (Windows 2000). Some of these functions use the .Call interface to replace the .C interface with the p; /archives/html/s-news/2002-09/msg00144.html (8,003 bytes)
3. .Call interface with S-plus 6.0 (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Sat, 23 Nov 2002 11:55:25 +0100; Dear S-Plus users, I have copied the function "makeseq" in the Programmer's Guide p. 682 (SPlus 6.0 Rel. 2 on Windows 2000). The function is compiled with Visual C++ 6.0 using the CHAPTER -m command.; /archives/html/s-news/2002-09/msg00151.html (6,717 bytes)
4. Error with some functions when loading, unloading and reloading DLL (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Sat, 23 Nov 2002 23:12:25 +0100; Dear S-Plus users, I have been trying to port a library with a DLL from SP2000 to SP6.0 or SP6.1. I get the following error message with the execution of some funtions using the .Call interface after; /archives/html/s-news/2002-09/msg00159.html (7,433 bytes)
5. using lme() (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Wed, 14 Aug 2002 01:51:31 +0200; Dear S+users, Could you help me identify what feature of my dataset leads to various problems when fitting mixed-effects models with lme (S+2000)? I also would also greatly appreciate the clarificati; /archives/html/s-news/2002-08/msg00093.html (11,343 bytes)
6. using lme() [summary] (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Wed, 14 Aug 2002 20:14:44 +0200; Thanks to Dimitris C. Rizopoulos who forwarded some suggestions pointing to the fact that my model could be overparametrized. My original question had to do with SINGULAR CONVERGENCE or FALSE CONVERG; /archives/html/s-news/2002-08/msg00098.html (8,722 bytes)
7. using lme() cnt'd. (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Wed, 14 Aug 2002 21:17:56 +0200; Dear S+Users, I am redirecting output of lme() in a file with sink(). I receive warning messages from ms() when fitting a model with lme (S+2000). 1) How can I redirect these messages to the file ins; /archives/html/s-news/2002-08/msg00099.html (6,757 bytes)
8. lme questions (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Sun, 25 Aug 2002 01:18:56 +0200; Can somebody help me with a couple of questions about lme() syntax for a model with an interaction term without the main effect and about how to fit various heteroscedastic models in which variance d; /archives/html/s-news/2002-08/msg00161.html (12,062 bytes)
9. lme question shortened (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Tue, 27 Aug 2002 13:58:19 +0200; I have posted some questions about the mixed model approach for a repeated-measure design last week. The post was probably too long for most people. I can summarize the previous post into two short q; /archives/html/s-news/2002-08/msg00178.html (8,448 bytes)
10. Discriminant analysis (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Sat, 22 Jun 2002 14:31:51 +0200; I would like to classify new observations (testing test) on the basis of previous observations (training set). Typical datasets include between 3 and 5 classes with 80 obs. per class. I have p variab; /archives/html/s-news/2002-06/msg00191.html (9,787 bytes)
11. classification of compositional data (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Mon, 24 Jun 2002 14:05:51 +0200; What method(s) should be used to classify compositional data (i.e., proportions)? In particular, is it possible to use discriminant analysis? Is there any example (book, reference, etc.) how to do it; /archives/html/s-news/2002-06/msg00200.html (6,552 bytes)
12. Classification of compositional data [summary] (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Tue, 25 Jun 2002 11:29:54 +0200; Thanks to Rolf Tuner, David Paul and Jim Garret for their replies. Rolf Turner and Jim Garret suggest that I look at "The Statistical Analysis of Compositional Data" by J. Aitchison, 1987, Chapman &; /archives/html/s-news/2002-06/msg00202.html (9,955 bytes)
13. varcomp (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Thu, 04 Apr 2002 13:05:33 +0200; Dear Splus users, How can I reproduce the component of variances with the ANOVA method for an unbalanced nested design. For example, in SPSS VARCOMP test BY loc tree /RANDOM loc tree /METHOD SSTYPE(1; /archives/html/s-news/2002-04/msg00036.html (6,661 bytes)
14. Polynomial contrasts and Type III ANCOVA (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Thu, 04 Apr 2002 14:06:27 +0200; Dear S-plus users, I am fitting the following model (S+2K): fit<-aov(emg.st ~ emg.b + rep + loc*sp,data) where emg.b is a covariate, rep and loc are factors and sp is an ordered factor with three lev; /archives/html/s-news/2002-04/msg00037.html (7,546 bytes)
15. Re: varcomp (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Thu, 04 Apr 2002 14:53:25 +0200; I have received a couple of replies suggesting that I look at at lme(). I should perhaps clarify my question. lme() and varcomp() can estimate the variances (or standard deviations) with the REML met; /archives/html/s-news/2002-04/msg00038.html (7,939 bytes)
16. aov and contrasts (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Fri, 05 Apr 2002 03:26:40 +0200; Dear S-Plus users, I am sorry to take so much bandwith lately. I am trying to reproduce an example of contrast analysis in a book. The dataset has one factor and is unbalanced. The result with aov do; /archives/html/s-news/2002-04/msg00043.html (9,109 bytes)
17. Summary and question: summary.aov and contrasts (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Fri, 05 Apr 2002 14:47:15 +0200; My original was about computing and testing contrats with summary.aov when the design was not balanced. Thanks to Brian Ripley for indicating that: I am now trying to develop a function that would co; /archives/html/s-news/2002-04/msg00055.html (10,315 bytes)
18. Contrasts in unbalanced designs (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Mon, 08 Apr 2002 17:40:36 +0200; I am including below the function contrast.test() which computes and tests contrasts with unbalanced designs. I also include a data set and some examples. However, I am not sure that the function is; /archives/html/s-news/2002-04/msg00068.html (13,211 bytes)
19. how to align strings to the left with write.table? (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Wed, 24 Apr 2002 12:15:21 +0200; Dear Splus users, does anybody has a trick to align string columns to the left in a table written with write.table() and avoid padding with space character for shorter strings? By default, this funct; /archives/html/s-news/2002-04/msg00187.html (7,887 bytes)
20. Re: how align to the left and avoid padding? (score: 1): Author: Gabriel Baud-Bovy <gabriel@shaker.med.umn.edu>; Date: Wed, 24 Apr 2002 13:04:21 +0200; Thank you to Sundar Dorai-Raj and Buttrey, Samuel who suggested to change I() to format(...,justify="left"): data <-data.frame(str=format(c("ab","a","b"),justify="left"),num=c(1,100,2)) write.table(d; /archives/html/s-news/2002-04/msg00190.html (9,042 bytes)

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