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1. "dynamic" plot for a time series (score: 1): Author: "Theodore Kypraios" <kypreost@yahoo.gr>; Date: Wed, 3 Mar 2004 18:48:13 -0000; Dear all, I have a matrix X with n-columns and 1000 rows say. Each of the columns represents a time series X_i(t), i=1,..,n. I would like to have some how, a "dynamic" plot. For instance, 1. I want f; /archives/html/s-news/2004-03/msg00036.html (7,449 bytes)
2. Beta-Binomial Empirical Bayes (score: 1): Author: "Theodore Kypraios" <kypreost@yahoo.gr>; Date: Thu, 3 Jul 2003 15:49:15 +0200; Dear S-plus users, I have some proportions (p_i) = (x_i)/(n_i), i=1,...,26 and I would like some how, to have these proportions, smoothed. I was told, that these can be done by Empirical Bayes - Beta; /archives/html/s-news/2003-07/msg00019.html (8,204 bytes)
3. Spatial Smoothing (score: 1): Author: "Theodore Kypraios" <kypreost@yahoo.gr>; Date: Thu, 10 Jul 2003 09:45:19 +0200; Hello S-plus users I would like to ask you something. I have a file which contains three columns. The first one is the prevalence for a disease (just a proportion) and the next two contain the centro; /archives/html/s-news/2003-07/msg00061.html (7,428 bytes)
4. contrasts in Cox prop hazards model (score: 1): Author: "Theodore Kypraios" <kypreost@yahoo.gr>; Date: Mon, 3 Mar 2003 16:53:19 -0000; Dear S-plus users. I face a problem with the contrasts in Cox Proportional Hazard model. I have a categorical variable (i.e factor) with 4 levels. I want to fit a model including this variable. I wan; /archives/html/s-news/2003-03/msg00009.html (8,674 bytes)
5. xyplot, bwplot for factors (score: 1): Author: "Theodore Kypraios" <kypreost@yahoo.gr>; Date: Mon, 13 Jan 2003 12:30:56 -0000; Hi all, !!Happy New Year!! I have a query related to GLM. I want to apply a Logistic regression. My response is (0,1) and I have 7 factors and 2 covariates. Is there a way to have an informative grap; /archives/html/s-news/2003-01/msg00049.html (8,498 bytes)
6. Importing txt file includind dates (score: 1): Author: Theodore Kypreos <kypreost@yahoo.gr>; Date: Fri, 17 Jan 2003 12:21:27 +0000 (GMT); Hi all, I would like to ask something which would be very simple for some of you. I have a txt file which has a column with dates: how can I read this file? Using the command "import.data"? Thanks in; /archives/html/s-news/2003-01/msg00081.html (6,828 bytes)
7. xyplot in R (score: 1): Author: "Theodore Kypraios" <kypreost@yahoo.gr>; Date: Wed, 20 Nov 2002 17:15:24 -0000; Dear All, Probably a very simple question. Is there a similar command as "xyplot" in R? Do I have to load any library? Thanks in advance, Theodore; /archives/html/s-news/2002-11/msg00171.html (6,933 bytes)
8. Re: xyplot in R (score: 1): Author: "Theodore Kypraios" <kypreost@yahoo.gr>; Date: Wed, 20 Nov 2002 18:23:37 -0000; Hi all, I would like to thank Frank E Harrell adn Sundar Dorai - Raj, for their help. Cheers, Theodore p.s. I apologise for sending the question to the s-news group instead of r-help group. -- Origin; /archives/html/s-news/2002-11/msg00172.html (8,477 bytes)
9. Stepwise and significance (score: 1): Author: Theodore Kypreos <kypreost@yahoo.gr>; Date: Thu, 01 Aug 2002 17:09:05 +0300; Dear s-plus users, I would like to ask something which for some of you maybe will be easy. As I have understood, function stepAIC (Venables and Ripley) does the following. You begin from a "full" mod; /archives/html/s-news/2002-08/msg00001.html (8,612 bytes)
10. "Vech" procedure (score: 1): Author: Theodore Kypreos <kypreost@yahoo.gr>; Date: Wed, 10 Apr 2002 23:45:56 +0300; Dear S-users, I have the following problem. I have a vector such as the following a=[ a1 a2 a3 a4 a5 a6 a7 a8 a9,10] I want now, to create the matrix below: [ 1 0 0 0 0] [ a1 1 0 0 0] [ a2 a3 1 0 0]; /archives/html/s-news/2002-04/msg00088.html (9,089 bytes)
11. Matrices with (i>j) (score: 1): Author: Theodore Kypreos <kypreost@yahoo.gr>; Date: Tue, 16 Apr 2002 22:24:23 +0300; Dear splus -users, I would like your help. I have the following lower triangular matrix where a(i) is number. [ 1 0 0 0 0] [ a1 1 0 0 0] [ a2 a3 1 0 0] [ a4 a5 a6 1 0] [ a7 a8 a9 a10 1] There are 10; /archives/html/s-news/2002-04/msg00121.html (11,340 bytes)
12. Problems with double precision (score: 1): Author: "Kypreos Theodore" <kypreost@yahoo.gr>; Date: Tue, 13 Nov 2001 23:19:54 +0200; Hello S-users I have the following problem: I have two very large numbers (a,b) (both tend to Infinity). I have a function which tests: if (a/b) > 1 then .......do this........... The problem exists; /archives/html/s-news/2001-11/msg00105.html (8,524 bytes)
13. About Kernel density estimations (score: 1): Author: "Kypreos Theodore" <kypreost@yahoo.gr>; Date: Mon, 29 Oct 2001 22:29:05 +0200; Hello S-plus users, I have two questions: 1) I want to do the following: My function's output is a vector (let say x4). I want to export this a vector as a .txt file. I am doing this: and I get: comm; /archives/html/s-news/2001-10/msg00195.html (7,762 bytes)

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