search for: biering

Displaying 20 results from an estimated 24 matches for "biering".

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2003 Oct 16
4
summary with names
Hi, how can I tell 'summary' to print the name of the summarised variable? This is probably an awkward newbie question but I didn't find an answer in the Docus, the FAQ and maillist archive. I want a summary for about 250 variables and realise it the following way (I know, that I shouldn't use iterations that way in R; but at the moment it's the easiest way for me):
2005 May 11
3
problem with the pro/1000 driver for intel gigabit ethernet card
I encountered a problem with dom0 when rebooting and running an intel gigabit card using the pro/1000 driver. When the system tries to shut down I get the following output of an strace command : ......... 17:10:49.063616 socket(PF_INET, SOCK_DGRAM, IPPROTO_IP) = 3 <0.000029> 17:10:49.063689 ioctl(3, 0x8913, 0xbffffc80) = 0 <0.000018> 17:10:49.063751 ioctl(3, 0x8914, 0xbffffc80) =
2003 Oct 12
7
Integration between R & latex
As an R absolute beginner and an expert (very old) statistician and latex user, I'm interested in using R to produce AUTOMAGICALLY tables in latex format. I mean I would like to have the means to build an R procedure generating **FROM INSIDE** a table or a graph to be inserted directly into latex. I've read http://hesweb1.med.virginia.edu/biostat/s/doc/summary.pdf where the author speaks
2003 Oct 21
2
Graphics overview
Hi, is there an graphics overview, where the graphic capabitlities of R are shown with the corresponding code? I already tested 'demo(graphics)', that isn't that comprehensive, 'demo(image)', 'demo(lattice)', searched the Mailarchive, googled and the FAQ keeps silent, too. For example, I know how a special graphic I need should look like, but I don't know
2003 Nov 07
2
chisq.test error: x and y must have at least 2 levels
Hi, I use a little script? to make a chi-square-test on 162 factors (it makes no difference if I take the numeric variant of the factors). At factor nr. 4 is stops with an error: [1] "v1= V7.KARTM v11= V7.KAR1M" Error in chisq.test(d1, d2) : x and y must have at least 2 levels But x and y /have/ two levels ("nein", "ja"): > fbhint.spss1$V7.KARTM [1] nein
2005 Nov 29
3
floor()
Dear All, Is this right? > floor((5.05-floor(5))*100) [1] 4 I would expect 5, or am I wrong? Thanks and regards, W --------------------------------- [[alternative HTML version deleted]]
2005 Jun 13
3
Perl installation under SuSe
Hi R-Help, I have just downloaded RSPerl_0.7-0.tar.gz under SuSe. If I type owner@linux: ~work> R CMD INSTALL -c RSPerl_0.7-0.tar.gz i get the following error message makedir: cannot create directory '/user/lib/R/library/00LOCK' : Permission denied ERROR: failed to lock directory '/usr/lib/R/library' for modifing I would really appreciate if somebody can help me
2003 Oct 30
7
Weird problem with median on a factor
Hi all, I hope this isn't a naive newbie question again. Here you can see column 264 of a data frame containing data of the same interview in May and September. Column 264 contains the answers of 49 persons to a question in May. > fbhint.spss1[,264] [1] teils/teils sehr wichtig <NA> <NA> sehr wichtig [6] sehr wichtig sehr wichtig sehr wichtig <NA>
2005 Jun 12
3
Essay identification
Hi R-help, I have a database of 10 students who have written an overall of 78 essays. The challenge? I would like to identify who wrote the 79th essay. Has anybody used R in this context? Even if not, would you suggest me which pattern recognition technique I might possibly apply? Thanks a lot and regards, Tom --------------------------------- [[alternative HTML version
2004 Apr 29
1
Asttapi in Terminalserver/Muliuser Setup ?
Hi, I evaluated asttapi, it fits our needs to dial with asterisk out of windows applications. But we are working with rdesktop on a windows 2000 terminal-server, 3 Users on 1 Machine Whenever a user Sets up asttapi via outlook the configuration changes for all users. For example when I enter sip/340 as my extension, the other users also have sip/340 in their configuration. Do you know a trick
2005 Oct 21
1
problems with tools/pygrub/setup.py and xen/xm/main.py
When making the "unstable" version I got an in "tools". There was a complaint about "cc.has_function" in the following code area in tools/pygrub/setup.py if cc.has_function("ext2fs_open"): ext2defines.append( ("HAVE_EXT2FS_OPEN2", None) ) else : sys.stderr.write ("Warning: older veriosn of e2fsprogs installed ...")
2003 Oct 16
0
AW: summary with names
As I read this, my answers to the other guys don't seem to be delievered to the list, although I sent them nearly 4 hours ago. I fear, I only sent them to the posters and not to the list ... I try to correct this! Sorry! Axel Benz schrieb: > Which name do you want? > varA1 This one resp. the corresponding one in this way (varA2 etc.). > or > fb.12.unt[varA1] > or even then
2005 Apr 26
2
"wild" function example in optim
Dear all, Firstly, I do apologize if my question is simple and posted in the wrong place but I had no reply from the R-help mailing list (maybe it is too simple!). I was wondering why parscale is set to 20 in the "wild" function example used in ?optim. This function has only one parameter and if we set parscale equal to 1 then the solution near the global minimum is not found. I
2006 Jun 21
5
command to echo size of images
All, Is there a command line program in centos to echo back the size of an image (gif,jpg,png)? I did see that file image.jpg sometimes works but reports the wrong image size. I see xview image.jpg reports the correct size but I dont want to see the image just get its size. Thanks for any suggestions. Jerry -------------- next part -------------- An HTML attachment was scrubbed... URL:
2005 Apr 19
1
Optim(...parscale...)
Hi there, The optim(par, fn, ...parscale...) function in R requires 'parscale' which is defined as: "A vector of scaling values for the parameters. Optimisation is performed on 'par/parscale' and these should be comparable in the sense that a unit change in any element (??) produces a unit change in the scaled value". I am just not understanding the
2005 Apr 23
1
optim() non-finite finite-difference value
Dear all, I am using the optim() function which it stops with the following error messagge: error in optim(...) non-finite finite-difference value I was wondering if somebody might suggest me a way to fix it please. Thanks in advance to all of you. Kind regards, Tom __________________________________________________ [[alternative HTML version deleted]]
2005 Oct 15
1
solve() versus ginv()
Dear All, While inverting a matrix the following error appears on my console: Error in solve.default(my_matrix) : Lapack routine dgesv: system is exactly singular With this respect, I have been replacing the solve() function with ginv(): the Moore-Penrose generalized inverse of a matrix. These are the questions I would like to ask you: 1. Would you also replace solve() with ginv() in
2005 Jun 25
1
Cross-validation
Dear R-help, I was wondering if somebody has a strong opinion on the following matter: Would you see appropriate to apply the leave-one-out cross validation techinque in time series modelling? Thanks in advance, Tom __________________________________________________ [[alternative HTML version deleted]]
2010 Sep 16
2
FTP Download
Hi, I have problems downloading complete folders via ftp with R. Single files work fine. I tried Rcurl, but it does not work. This is my code: url = "ftp://disc2.nascom.nasa.gov/data/TRMM/Gridded/Derived_Products/3B42_V6/Daily/2009/" filenames = getURL(url, ftp.use.epsv = FALSE, ftplistonly = TRUE, crlf = TRUE) filenames = paste(url, strsplit(filenames, "\r*\n")[[1]], sep =
2008 Feb 27
1
1.1rc1 "Transaction rolled back"?
>From my logs: Feb 27 08:10:33 postamt dovecot: IMAP(username): expunge: uid=2793, box=Trash, msgid=<E2FEA6DFF2340C438369E79466FB7E94F43547 at EXCHANGE01.charite.de>, size=3025 Feb 27 08:10:33 postamt dovecot: IMAP(username): expunge: uid=2794, box=Trash, msgid=<20080226140752B6F6EC3EF7$08D09877C3 at REALTIMEPCR>, size=12833 Feb 27 08:10:33 postamt dovecot: IMAP(username): expunge: