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Total 17 documents matching your query.

1. adding terms in multinom (score: 1)
Author: ad@cs.uu.nl
Date: Thu, 12 Jan 2006 17:08:38 +0100 (CET)
Dear S users, I'm working with Splus 6 under Windows 2000. I'm using "multinom" function from the "nnet" library,and encounter the following problem. I've created an object called "test.multinom" wit
/archives/html/s-news/2006-01/msg00039.html (7,000 bytes)

2. problem with stepAIC? (score: 1)
Author: ad@cs.uu.nl
Date: Fri, 13 Jan 2006 16:39:16 +0100 (CET)
Dear S users, I'm working with S-plus 6 under Windows 2000. I've written the following function just to make clear what exactly the problem is I'm running in to: function(data) { fit <- glm(y ~ ., da
/archives/html/s-news/2006-01/msg00042.html (7,221 bytes)

3. Thanks (score: 1)
Author: ad@cs.uu.nl
Date: Sun, 15 Jan 2006 13:17:28 +0100 (CET)
Dear S users, Thanks to everyone who responded to my question (reproduced at the end of this message). As it turns out it was not a problem with stepAIC, but with my understanding of the S scoping ru
/archives/html/s-news/2006-01/msg00045.html (8,137 bytes)

4. non-hierarchical loglinear modelling (score: 1)
Author: ad@cs.uu.nl
Date: Fri, 28 Oct 2005 14:10:00 +0200 (CEST)
Dear all, Does anybody know whether there's a function in Splus for fitting *non-hierarchical* loglinear models? Thanks. Kind regards, -Ad Feelders
/archives/html/s-news/2005-10/msg00094.html (6,432 bytes)

5. Exporting data from Splus 4.5 (score: 1)
Author: ad@cs.uu.nl
Date: Fri, 23 Sep 2005 10:50:35 +0200 (CEST)
Dear all, I have some splus 4.5 (windows) data objects that I want to convert to splus 6 for windows. When I export the data from splus 4.5 to a data file (e.g. txt or xls format) all floating point
/archives/html/s-news/2005-09/msg00073.html (7,152 bytes)

6. loglm and stepAIC (score: 1)
Author: .rizopoulos@student.kuleuven.ac.be>
Date: Wed, 09 Jun 2004 10:13:06 +0200
I'm using S+ 6 for Windows. I have a question about using stepAIC on a loglinear model (created with loglm). The relation between the reported residual deviance and aic value is not clear to me. I t
/archives/html/s-news/2004-06/msg00071.html (8,130 bytes)

7. stepaic and loglm (score: 1)
Author: uu.nl>
Date: Wed, 09 Jun 2004 15:46:39 +0200
I'm using S+ 6 for Windows. I have a question about using stepAIC on a loglinear model (created with loglm). The relation between the reported residual deviance and aic value is not clear to me. I t
/archives/html/s-news/2004-06/msg00073.html (8,040 bytes)

8. Question about tapply (score: 1)
Author: Ad Feelders <ad@cs.uu.nl>
Date: Thu, 18 Mar 2004 16:43:07 +0100
Dear S users, I'm running S+ 6 for windows. I have the following problem with tapply. As it says in the documentation, tapply calls FUN for each cell that has any data in it. I would like FUN however
/archives/html/s-news/2004-03/msg00159.html (6,921 bytes)

9. Isotone regression in S? (score: 1)
Author: Ad Feelders <ad@cs.uu.nl>
Date: Fri, 12 Dec 2003 13:06:27 +0100
Dear S users, I'm using Splus 6 for windows. Does anybody know whether isotone regression for multiple regression has been implemented in S? I am aware of the pool adjacent violators algorithm, but t
/archives/html/s-news/2003-12/msg00073.html (6,843 bytes)

10. lda from MASS (score: 1)
Author: Ad Feelders <ad@cs.uu.nl>
Date: Wed, 04 Dec 2002 10:08:45 +0100
I'm using splus 6 under windows and version 7.0 of the MASS library. When I create an object with a call to lda, e.g. and I want to access a component from the result, I get the following error: Pro
/archives/html/s-news/2002-12/msg00025.html (6,867 bytes)

11. random draw from dirichlet? (score: 1)
Author: Ad Feelders <ad@cs.uu.nl>
Date: Wed, 13 Nov 2002 16:37:47 +0100
Dear S users, I'm working with Splus 6 under windows. Does anybody know how to make random draws from a dirichlet distribution ? Thanks for your help. -Ad Feelders -- Ad Feelders Universiteit Utrecht
/archives/html/s-news/2002-11/msg00123.html (6,493 bytes)

12. random draws from multivariate normal (score: 1)
Author: Ad Feelders <ad@cs.uu.nl>
Date: Tue, 28 May 2002 16:17:01 +0200
Dear list, Can anybody give me pointers for the following problem? I would like to generate random draws from a high (say 25) dimensional multivariate normal distribution, where the covariance/correl
/archives/html/s-news/2002-05/msg00193.html (7,338 bytes)

13. question about ms (score: 1)
Author: Ad Feelders <ad@cs.uu.nl>
Date: Fri, 31 May 2002 14:10:23 +0200
Dear list, I'm working with Splus6 under windows, and am struggling with ms. I'm making a call to ms with the first argument minus the loglikelihood of a row in the dataframe "mydata". "mydata" conta
/archives/html/s-news/2002-05/msg00217.html (7,404 bytes)

14. kmeans in high dimensions (score: 1)
Author: Ad Feelders <ad@cs.uu.nl>
Date: Thu, 18 Apr 2002 15:28:08 +0200
I'm working with Splus 6 for Windows. I'm trying to analyze the dna microarray data from the book of Hastie, Tibshirani and Friedman with kmeans. This dataset has 6830 variables on 64 observations a
/archives/html/s-news/2002-04/msg00140.html (6,962 bytes)

15. cluster library for Splus 6 (score: 1)
Author: Ad Feelders <ad@cs.uu.nl>
Date: Mon, 28 Jan 2002 18:22:53 +0100
Has the cluster library of Rousseeuw et al. been converted to Splus 6 for Windows? Thanks. -Ad Feelders -- Ad Feelders Universiteit Utrecht Institute of Information & Computing Sciences ad@cs.uu.nl
/archives/html/s-news/2002-01/msg00189.html (6,648 bytes)

16. Re: cluster library for Splus 6 (score: 1)
Author: Ad Feelders <ad@cs.uu.nl>
Date: Tue, 29 Jan 2002 10:13:21 +0100
It is part of S-PLUS, as it has been for several years. It is no longer a separate library section, which might explain your question. Indeed it does. Sorry about that... -Ad Feelders -- Ad Feelders
/archives/html/s-news/2002-01/msg00195.html (7,643 bytes)

17. error with s+nuopt (score: 1)
Author: "Ad Feelders" <ad@cs.uu.nl>
Date: Thu, 1 Feb 2007 17:21:21 +0100 (CET)
Dear S-Plus users, I'm using S-Plus 6.0 for Windows together with NuOpt version 1.4. I'm calling the NuOpt solver from with a function that looks something like this. function(m) { for(i in 1:m) { sy
/archives/html/s-news/2007-02/msg00002.html (7,002 bytes)

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