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References: [ +from:puschner@psyres-stuttgart.de: 47 ]

Total 47 documents matching your query.

1. random error vs. lme (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Sat, 08 Feb 2003 15:47:28 +0100
Dear S-Plus Users, a non-software question: does anyone know a simple answer to the question, "What is the difference between a Random Error Model and a Mixed Effects Model?", provided the question i
/archives/html/s-news/2003-02/msg00049.html (6,511 bytes)

2. how to create matched pairs (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Mon, 04 Nov 2002 10:46:03 +0100
dear s-plus users, i use version 4.5 on windows 2000. i have a dataset of about 1200 observations. of these, i selected a subsample of n = 80 with a certain condition on a dichotomous factor and low
/archives/html/s-news/2002-11/msg00013.html (6,865 bytes)

3. strange message (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Wed, 20 Nov 2002 11:12:13 +0100
dear s-plus-users, lately, especially when running more extensive scripts, i get this message Warning messages: Unable to create summary in summary file more and more often. any ideas why and what i
/archives/html/s-news/2002-11/msg00168.html (6,372 bytes)

4. not constant predictor in lme (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Wed, 23 Oct 2002 12:48:21 +0200
dear s-plus users, i use version 4.5 on windows 2000. i would like to know the effect of a predictor which is not constant in time - e.g. quality of the therapist-patient-alliance - on therapy outcom
/archives/html/s-news/2002-10/msg00182.html (7,353 bytes)

5. not constant predictor in lme (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Wed, 23 Oct 2002 12:58:53 +0200
dear s-plus users, i use version 4.5 on windows 2000. i would like to know the effect of a predictor which is not constant in time - e.g. quality of the therapist-patient-alliance - on therapy outcom
/archives/html/s-news/2002-10/msg00184.html (7,393 bytes)

6. not constant predictor in lme part 2 (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Wed, 23 Oct 2002 13:10:24 +0200
for some reason, my mail is not delivered entirely. here the 2nd part, 989002 142 1.44444444 2.00000000 989002 519 0.54444444 2.27272727 ... when modelling fixed = SC10M ~ ABM * IN.THER , na.action =
/archives/html/s-news/2002-10/msg00185.html (7,796 bytes)

7. linear vs. quadratic (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Wed, 07 Aug 2002 14:56:41 +0200
dear s-plus users, i scatterplotted a number of variable pairs and have reason to assume that there are quadratic instead of linear relations between pairs. now, i am not quite sure whether in s-plus
/archives/html/s-news/2002-08/msg00044.html (6,660 bytes)

8. menue problem (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Wed, 14 Aug 2002 14:22:20 +0200
dear s-plus users, i use version 4.5 on windows 2000. lately an unknown problem occured: the Data and Statistics menues do not work any more. when e.g. trying to Select Data via the Data menue, the s
/archives/html/s-news/2002-08/msg00095.html (9,113 bytes)

9. summary menue problem (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Thu, 15 Aug 2002 10:54:24 +0200
dear s-plus users, thanks to nick locantore and brad biggerstaff for the solution to my problem: The _Prefs directory is corrupted. Try deleting the _Prefs directory where you ran S-PLUS. Then restar
/archives/html/s-news/2002-08/msg00101.html (11,156 bytes)

10. fitting lme (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Fri, 16 Aug 2002 11:08:18 +0200
dear s-plus users, i use version 4.5 on windows 2000. i have an lme-model (longitudinal, psychotherapy, unbalanced design): oqalle.s.lme <- lme(data = stat, random = ~IN.THER | CODE, fixed = SW.004 ~
/archives/html/s-news/2002-08/msg00106.html (7,679 bytes)

11. multiple smoothing (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Thu, 29 Aug 2002 18:17:05 +0200
dear s-plus-users, in a scatterplot, i want to smooth data via least squares but don't want to smooth all observations but perform the smoothing separately on say two groups, thus ending up with two
/archives/html/s-news/2002-08/msg00196.html (6,527 bytes)

12. multiple criteria in lme (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Mon, 01 Jul 2002 17:22:13 +0200
dear s-plus users, i have a longitunal outpatient psychotherapy data set on which i performed a number of linear mixed models so far, e.g. a.lme <- lme(data = amb.stat, random = ~IN.THER | CODE, fixe
/archives/html/s-news/2002-07/msg00003.html (7,454 bytes)

13. extract augPred values from lme (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Fri, 14 Jun 2002 11:32:33 +0200
dear s-plus users, i use version 4.5 on windows 2000. i want to extract the augPred values from a quite complex lme-model (data has been grouped). it worked fine for a simpler model, but now i get th
/archives/html/s-news/2002-06/msg00118.html (6,899 bytes)

14. factor in lme (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Sun, 16 Jun 2002 19:18:43 +0200
dear s-plus users, in a lme-model, i want to examine the effect of a categorial, i.e. factor variable, here OQTOTK1 (3 levels: 1,2,3) model.lme <- lme(data = t1.t3o, random = ~IN.THER| CODE, fixed =
/archives/html/s-news/2002-06/msg00134.html (7,306 bytes)

15. Re: factor in lme (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Mon, 17 Jun 2002 18:29:56 +0200
thanks to Dimitris C. Rizopoulos and Frederic Gosselin for their useful help. the problem has to do with the handling of contrasts. splus have the helmert contasts as default contrasts: intersept: re
/archives/html/s-news/2002-06/msg00141.html (8,967 bytes)

16. 2 groups in panel.superpose (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Thu, 02 May 2002 15:10:33 +0200
dear s-plus users, i manage to plot 2 lines (one for each group) using panel.superpose and groups by xyplot(pred~IN.THER , ambstat1.plot, panel = panel.superpose, type = "l", groups = WO) the problem
/archives/html/s-news/2002-05/msg00013.html (6,620 bytes)

17. extract multiple columns from data frame (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Fri, 05 Apr 2002 12:25:06 +0200
dear s-plus users, i use version 4.5 on windows 2000. i have a data set of which i want to extract several subjects which are identified by CODE. so far, i only manage to extract them one by one, e.g
/archives/html/s-news/2002-04/msg00044.html (6,706 bytes)

18. R^2 estimates in lme (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Tue, 09 Apr 2002 18:31:13 +0200
dear s-plus users, quite a while ago i asked about a way to get R^2 estimates in lme. JoséPinheiro suggested a solution (cor(fitted(model.lme), getResponse(model.lme))^2; see below, thanks a lot josé
/archives/html/s-news/2002-04/msg00075.html (9,911 bytes)

19. random effects and select single observations (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Tue, 16 Apr 2002 18:46:01 +0200
dear s-plus users, two questions: 1) in an lme-output (summary(model.lme)) i keep looking for the significances of the random effects. so far, i only manage to get their sds. 2) i have a data.frame w
/archives/html/s-news/2002-04/msg00118.html (7,308 bytes)

20. summary: random effects and select single observations (score: 1)
Author: Bernd Puschner <puschner@psyres-stuttgart.de>
Date: Wed, 17 Apr 2002 18:05:40 +0200
dear s-plus users, yesterday, i posed two questions (see below). thanks to dave atkins, rolf turner, dimitris rizopoulos, renaud lancelot for their answers. to question 1: lapply(pdMatrix(model.lme$m
/archives/html/s-news/2002-04/msg00132.html (9,280 bytes)

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