Re: [R] Suggestions for statistical computing course

are terrified of anything that doesn't look like a Microsoft OS. The only caveat is the disk space utilization. Having a complete OS image for every student for every class could eat up terabytes of space. But heck, terabyte RAID arrays are readily available these days. Fred

[R] fancier plotting

Hi thank you for talking the time to help me with this. I have a sequence of numbers in a file and an equal sequence of various character, say(a b c d) each occurs more than once. I need to plot the numbers so that numbers corresponding to a in the other sequence would have green dots, those

Re: [R] programming advice

by Ronggui. The Kendall package solution is certainly also valuable but less direct (in my newbie opinion) : in fact x and y are extracted from a contingency table and I should use replace() to substitute double NAs to double zeros Thanks again -- Fred __ R

[R] programming advice

goal ? (I'm sure you do : it's a newbie's program actually) -- Fred __ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html

[R] autoscall the y-axis

Dear R users I need to auto scale the left y axis in the code below, so that when I scroll left or right the left y-axis scale changes to accumulate the range of the displayed data with in the max hight of the y-axis. also how can I make the crosshair horizontal since it is only

[R] unable to open connection

Dear R users I am having a problem unable to open connection and don't know why. using debian testing, R Version 2.2.1 [EMAIL PROTECTED]:~/R$ ls -l -rwxr-xr-x 1 fred fred 11599 2006-04-13 02:12 r.R getwd() [1] /home

Re: [R] unable to open connection

are the only lacking from what I see from -rwxr-xr-x Duncan Murdoch [EMAIL PROTECTED] wrote: On 4/12/2006 12:40 PM, Fred J. wrote: Dear R users I am having a problem unable to open connection and don't know why. using debian testing, R Version 2.2.1 [EMAIL PROTECTED]:~/R$ ls -l -rwxr-xr-x 1

Re: [R] unable to open connection

aha, thank you, I added ../ or ~/ before the path and it fixed it. Duncan Murdoch [EMAIL PROTECTED] wrote: Fred J. wrote: Duncan what does the permission needs to look like in your opinion? the way it is now, on both the data file and the R batch file r.R seem to have all the read

[R] installing problem

Dear R users a problem I encountered while installing fMultivar, I would appriciate any help with this. install.packages (fMultivar, dependencies=TRUE) Warning in install.packages(fMultivar, dependencies = TRUE) : argument 'lib' is missing: using /usr/local/lib/R/site-library

[R] plot bg color problem

Dear R users, this line below is not painting the background black but it is still white. plot(x,y[x], type='s', bg='black', col='yellow', ylim=range(y)) I am running R 2.2.1 thanks - [[alternative HTML version deleted]]

[R] matching a given sd range

Dear R users given a numeric array (a sequence of reals), I am interested in finding the subsets of sequences (each with start and end index) which match a given sd range. I read the docs on match and which and the see also but could not come up with a way. I could loop with a stepping

[R] conflicts Var names

Dear R users I have read somewhere which I don't remember that some variable names are not to be used for conflict avoidance. and those were (c, q, T, F, T) I ran this conflicts(detail=TRUE) $.GlobalEnv [1] ts $package:methods [1] body- $package:stats [1] ts $package:base

Re: [R] graphing and scrolling

Ph.D. Statistical Data Center Intermountain Healthcare [EMAIL PROTECTED] (801) 408-8111 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Fred J. Sent: Monday, March 27, 2006 1:05 PM To: r-help@stat.math.ethz.ch Subject: [R] graphing and scrolling

Re: [R] graphing and scrolling

in regards to the dynamic resizing, one would think that commands like plot.default {package:graphics} does it, as I am exploring other commands from graphics it seams like tkrplot may not be needed, I am not sure as I just started with graphics in R, maybe a better way to go is call TclTk

[R] Jump to error location in source()

Dear R users. is there an easy way to make R in ESS put out the line number of an error, or even to jump to, some old posts about this question here, but one day in IT worth a thousand years. I am using ESS and C-c C-l but that is asking to open a file, when given the source it will then

Re: [R] graphing and scrolling

I've been trying to find out from the package docs how to place a cross hair mouse with values of the intercept of it and the graphs. I would appriciate any hint. Gregory Snow [EMAIL PROTECTED] wrote: thanks that was very helpful. i have been reading and trying to modify the code

[R] apply(ing) to sum subset of a vector

Dear R users I am trying to sum selective elements of a vector but my solution is not cutting it. Example: g - 1:5; from - 1:3; to - 3:5; from to 1 3 2 4 3 5 so I expect 3 sums from g 1+2+3 that is 1 to 3 of g 2+3+4 that is 2 to 4 of g 3+4+5 that is 3

[R] graphing and scrolling

Dear R users graphing with plot(x) seams to work for a small length(x), when length(x) is too large it seams to clutter the display, a solution would be to display subsets of x at a time, yet a better way which I hope R supports is to place a sliding bar on the display window to control

[R] addition using binary

Dear R users I looked around for a package which can help me with the task of binary arithmetic, the closest I found is sfsmisc with digitsBase function, which may help a little in this task, but still wondering how to get this problem solved. example: given the addition operation of 2

[R] problem with diff

dear R users I am having a problem with the output of diff for a numeric vector which has the values (2,4,6,7), one expects to get 2 2 1 but I am getting 4 6 7, here is the setup. info - with(rle(x), data.frame(value = values, start = cumsum(lengths)-lengths+1,

[R] vector conditional modification

dear R users I need to modify values in a vector, the modification needs to be based on a matrix which define the from_index, to_index and a value. example: x - c(1, 0, 6, 3, 8, 9, 4, 3, 0) m from to value 1 2 3 5 2 5 7 8 3 9 9 11 expected:

[R] subsets of vector

dear R users I have been trying a lot to get this task accomplished but need your help. input: x - c(3,3,4,4,4,4,5,7,7,0,1,1,2,2,2) desired output 3 1 2 4 3 6 7 8 9 ... which means, 3 is repeated at index 1:2 4 is repeated at index 3:6 ... my effort has not been that good. a -

Re: [R] which.minimums not which.min

Philippe Grosjean [EMAIL PROTECTED] wrote: What Fred is looking for is local minima/maxima, also known as turning points, or pits/peaks in a series. You can look at ?turnpoints in pastecs library. x - c(1:4,0:5, 4, 11) x [1] 1 2 3 4 0 1 2 3 4 5 4 11 tp - turnpoints(x

[R] difftime arguments

Hi I just started using RGui.exe under widnows. I have a text file containing date arranged in columns and rows, each column has the same format, each row with different formats. 3 of the columns are something like this 1/12/2006 3:59:45 PM I need to calculate the different in seconds

[R] rational and the roundoff error

Hi I have a list of 12000 rational numbers as inputs, running some of R functions will surly accumulate some round-off errors, Is there a way to have R do its calculations using rational numbers as input to minimize the round-off error? thanks

[R] which.minimums not which.min

Hi Is there a function which determines the location, i.e., index of the all minimums or maximums of a numeric vector. Which.min(x) only finds the (first) of such. x - c(1:4,0:5, 4, 11) x [1] 1 2 3 4 0 1 2 3 4 5 4 11 which.min(x) [1] 5 which.max(x) [1]

[R] integration

Hello after reading few nodes from the info docs. I am not sure if this task can be done using R: the density function f(x,y) = 12xy(1-y) for 0x1, 0y1 the condition of inequality (x-y) (1/2) what if the limits of integration are functions of the variable I am integrating over. is this somthing

Re: [R] graphics

, but with a steady change of colours, and not by a stepwise change (if posible). Many thanks again, Fred Jim Lemon wrote: Fred Hattermann wrote: Dear R-user, I am a R beginner, and therefore my questions are very basic. I have a simple problem: I would like to plot 100 time series each containing 55

[R] graphics

thanks in advanced, Fred __ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html

[R] Any orthnormal matrix can keep the curve's shape and size unchnaged?

Dear R users, I want to know, given a curve f in d-dimensional space, It is possible to keep the curve’s shape and size unchanged by an arbitrary dxd orthnormal matrix A? That is, the new curve g = A*f is still the same shape and size as f? Thanks for your advices and answers. Fred

[R] How to get the normal direction to a plane?

to calculate it using the values of a, b, and c? Thanks for any point or help on this. Fred [[alternative HTML version deleted]] __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide

Re: [R] How to get the normal direction to a plane?

Thanks a lot, Spencer Fred - Original Message - From: Spencer Graves [EMAIL PROTECTED] To: Fred [EMAIL PROTECTED] Cc: 'R-help' [EMAIL PROTECTED] Sent: Friday, July 02, 2004 5:18 PM Subject: Re: [R] How to get the normal direction to a plane? While we need 3 points to determine

[R] Principal Surface function help

Dear All Do you know some functions that can perform the PRINCIPAL SURFACE estimation? Please give me a hint. Thanks for your help in advance. Fred [[alternative HTML version deleted]] __ [EMAIL PROTECTED] mailing list https

[R] Is there a function for Principal Surface?

) to be used for Principal Surface. Thanks for your help. Fred [[alternative HTML version deleted]] __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R

[R] How to determine the number of dominant eigenvalues in PCA

. Does anyone has tried this method or knows more details on this? Thanks for your point. Fred [[alternative HTML version deleted]] __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting

RE: [R] How to determine the number of dominant eigenvalues in PCA

Thanks, Prof Ripley However, I searched some references on scree plot On deciding the number of dominant eigenvalues, and Found that this is still a subjective method. That is, no explicit way or formulation to choose the number from the 2-D scree plot. Am I right? Fred -Original Message

Re: [R] Is there an easy way to generate linearly independent vec tors

I want to get linearly independent vectors, not orthogonal ones. The functions eigen, svd, I think it may provide orthogonal vectors which are not what I expect. - Original Message - From: Liaw, Andy [EMAIL PROTECTED] To: 'Jonathan Baron' [EMAIL PROTECTED]; Fred [EMAIL PROTECTED] Cc: R

[R] What's the Edgeworth expansion of a random vector

on this problem? Thanks for your comments or advice. Fred [[alternative HTML version deleted]] __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org

[R] generating data

Hello I am trying to generate data in say 2D x,y for a circle. grid.circle {grid} does not do. any ides is appreciated. Thanks F.J. __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting

[R] Least Squares Fit

Hello I need to plot the least squares fit and get the slope of the line that best fit the data. after reading lm and lsfit, since not being able to understand the use of the second argument y for the lsfit, I am giving the lm a go, but know not why the code below does not draw the line on the

[R] Hankel Matrix

Hello is there a function in R to generate Hankel Matrix? thanks __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html

[R] absolute value

Hello could you please tell me what is the function to get the absolute value of the real or complex number. most of other languages it is abs(x) , what is it in r? I did few searhces in the help docs for no avail. thanks F.J __ [EMAIL PROTECTED]

Re: [R] specifying as.svrepdesign with odd number PSUs

before sending them to as.svyrepdesign() with type=BRR. Thanks again. Thomas Lumley [EMAIL PROTECTED] wrote: On Mon, 19 Apr 2004, Fred Rohde wrote: Is there a way to create a BRR svrepdesign from a survey design when the number of PSUs is odd in one or more stratum? Creating a JKn svrepdesign

[R] specifying as.svrepdesign with odd number PSUs

-number of PSUs. This worked okay. svr - as.svrepdesign(sd, type=JKn). Thanks. Fred - [[alternative HTML version deleted]] __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch

[R] specifying as.svrepdesign with odd number PSUs

-number of PSUs. This worked okay. svr - as.svrepdesign(sd, type=JKn). Thanks. Fred - [[alternative HTML version deleted]] __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch

Re: [R] un-expected return by fdim

what is fdim()? a package from CRAN which calculate the fractal dimension of datasets. once you have it installed do library(fdim) help(fdim) thanks fdim Error: Object fdim not found Please, consider to follow the posting guide and help the readers of this list to easily

RE: [R] Complex sample variances

Thanks for the explanation. And for all your work on this package. Thomas Lumley [EMAIL PROTECTED] wrote:On Wed, 14 Apr 2004, Fred Rohde wrote: I wasn't sure if JRR or BRR methods were valid for quantiles? BRR is valid, as is Fay's method, a smoothed version. The jackknife methods probably

Re: [R] Complex sample variances

running the procedure again on the same dataset will produce the same variance. Fred Thomas Lumley [EMAIL PROTECTED] wrote: On Mon, 12 Apr 2004, Fred Rohde wrote: Thanks. I'll update the survey package. Sudaan does the standard errors on quantiles using Taylor series. If I can hunt down

RE: [R] Complex sample variances

I wasn't sure if JRR or BRR methods were valid for quantiles? I meant to say earlier, survey is a really great package, much better than anything out there. Thanks for developing it. Thomas Lumley [EMAIL PROTECTED] wrote: On Wed, 14 Apr 2004, Baskin, Robert wrote: This method is basically

Re: [R] Complex sample variances

/papers/1991_005.pdf Point estimation (section 1 of this reference) is already implented in R; variance estimatation for quantiles is presented in the last part of section 3. Can you make sense of it? It's beyond me. Fred Fred Rohde [EMAIL PROTECTED] wrote: Thanks. I'll update the survey package

Re: [R] fractal calculation using fdim

Is that how you got your data or are you using real data? I am using some synthatic data I happend to have. argument X is to be a dataframe not a matrix (mat??). Could that be giving you problems? Do you get better results with as.data.frame(mat)? no, even with data.frame, it gives the

[R] un-expected return by fdim

Browse[1] Lframe v v v v v v v v 1 8 7 6 5 4 3 2 1 2 9 8 7 6 5 4 3 2 3 10 9 8 7 6 5 4 3 4 11 10 9 8 7 6 5 4 5 12 11 10 9 8 7 6 5 6 13 12 11 10 9 8 7 6 7 14 13 12 11 10 9 8 7 8 15 14 13 12 11 10 9 8 Browse[1] fdim(Lframe,q=2) Error in slopeopt(AllPoints, Alpha) :

[R] Complex sample variances

. Fred - [[alternative HTML version deleted]] __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html

[R] fractal calculation using fdim

Hello I am getting this Error in slopeopt(AllPoints, Alpha) : Object LineP not found when the dim(data.frame) of the data matrix for which the fdim is being calculated hits a certain values depending on the data set. e.g print(dim(mat)) fd - fdim(mat,q=2) [1] 27432 [1] 27423 [1] 27414

Re: [R] Complex sample variances

Thanks. I'll update the survey package. Sudaan does the standard errors on quantiles using Taylor series. If I can hunt down the formula it uses, could you add that to svyquantile? Fred Thomas Lumley [EMAIL PROTECTED] wrote: On Mon, 12 Apr 2004, Fred Rohde wrote: Hello, Is there a way

[R] building a list in loop

Hello getdata - function(p){ fname - NULL; dl - list()#build the sturcture builddl - function(q,s){ fname - c(fname,s) #where s is a string dl - list( dl, dt2) } list(names = fname, data = dl) } data - getdata(c:\somepath) data $names [1] fname $data $data[[1]] --- since there is no

Re: [R] building a list in loop

--- Uwe Ligges [EMAIL PROTECTED] wrote: Fred J. wrote: Hello getdata - function(p){ fname - NULL; dl - list()#build the sturcture builddl - function(q,s){ fname - c(fname,s) #where s is a string dl - list( dl, dt2) Fred J. alias phddas, you are really not going

[R] variable scope

Hello getdata - function(p){ fname - NULL; dl - list(NULL)#build the sturcture dt - read.csv(file.path(d,i),header=F) #data frame ret - builddl(dt,s) #where s is a string } how can I get this following function to use fname and dl from the above function without passing them down the

[R] mlocal/mtrace inside a loop

Hello I need some help in figuring Bravington’s debugger out. Ok I have 2 functions, fun1 and fun2 saved in a ASCII file say filename is funs. Fun1 has a loop which calls fun2, fun2 has a loop which fails and I need to find out the value of the variables of the fun2 and fun1 loops at the specific

[R] book recommendation

Hello right, I need a good book to help me with R. background, programming in matlab, perl, visualBasics. os windows and Linux. some good books to match the need would be appreciated. Thanks __ [EMAIL PROTECTED] mailing list

[R] if block and brackets

Hello the maunal states When the if statement is not in a block the else, if present, must appear on the same line as statement1. Otherwise the new line at the end of statement1 yields a syntactically complete statement that is evaluated. well, what is wrong with this if structure? I am getting an

[R] if exists with regex return

Hello I am trying for an hour now, p - c:/data/ or p - c:/data/abc.hig d - sub((.+/.+?/)(.+),\\1,p,perl=TRUE) f - sub((.+/.+?/)(.+)?,\\2,p,perl=TRUE) if (exists(f)){ #why this gives TRUE no mater what? do this with d and f } else { do that with d } thanks

[R] building data object on iteration

Hello I need help, few days tying to work this out but unable to find examples. alos would appricate direction on how to find exmples getting the file name without the extension into a character vector. for (i in dir(c:/data/)){ filename - c(filename,sub(([^.]+)(\\..+),\\1, i)) } Error: Object

[R] regex in R

Hello I could use some help here with trying to use perl stype regex to extract the first group of letters before a ( . ) so if I have a sting AACEE.adiid and wanting AACEE i - AACEE.adiid grep(.+\..?+,i,perl=T) I must be doing somthing wrong but don't know what it is? thanks

[R] timing a function

Hello is there a way to time how long it takes to run a code in R. somthing like tic toc in matlab as such? help.search(timing) put out nothing. and while I got you, debugging the code, is there a step through and the rest of the debugging tools working with ESS. thanks

[R] setwd() permenent

Hello when I close and reopen R it gives back a different wd than what I used in setwd. how can I get it to permenently use dirname in setwd(dirname) and not the other name it keeps defaulting to? I am using W2K and ESS thanks __ [EMAIL PROTECTED]

[R] loop through files in a dir

Hello I have data in many files in a directory, how can I loop through the files in a given dir in-order-to build a data.frame? thanks __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting

Re: [R] loop through files in a dir

d - dir(c:/data) for (i in d){ dt - read.csv(c(c:/data/,i),header=FALSE) } wouldn't work because c(c:/data,i) puts out string string where both strings need to be one string. how can I combinde both in one string, c:/data/i like the good old perl I wish. thanks

Re: [R] loop through files in a dir

file.path and paste. thanks as a R starter, how could I have found out without posting a question. is there a way I could have searched the help files for a keyword or somthing? thanks __ [EMAIL PROTECTED] mailing list

[R] squashing some numbers

Hello I have a data frame with many col.s and rows V4 V5 V6 V7 3 4 5 6 1 4 4 1 2 4 4 1 4 0 5 1 since the data has the middle 2 rows with V5 and V6 are equal, I need to produce V4 V5 V6 V7 3 4 5 6 this line removed and the value V7 = 1 is added to

[R] R equiv to proc gremove in maps package

Is there an R equivalent to SAS's proc gremove? You would use this procedure to combine the units on an existing map, for example to build a map of Metropolitan Statistical Areas (MSAs) from the [US] counties dataset where the internal boundries surround the MSAs (which are groups of counties)

[R] rate of change

Hello I am wondering, how do I find if R has a certain funciton to do a given task. do I just type help.search(rate). I am just trying to find a function to calculate the rate of change for a variable. I could come up with one if there isn't any allready builtin. thanks

RE: [R] Installing packages

packages through the menu system (Packages-Install package(s) from CRAN..). Failing that, please tell us more about what the error was. Regards, Andrew C. Ward 56 Azalea Crescent Fitzgibbon Qld 4018 [EMAIL PROTECTED] On Saturday, March 06, 2004 3:47 PM, Fred J. [SMTP:[EMAIL PROTECTED

Re: [R] Installing packages

yes, I loged in as admin. and that fixed the problem, but when I type ?fdim I don't get the help docs, why? even though I have all the htmls under C:\Program Files\R\rw1081\library\fdim\html thanks --- Duncan Murdoch [EMAIL PROTECTED] wrote: On Sat, 6 Mar 2004 13:30:25 -0800 (PST), you wrote:

[R] fractal function

Hello Does any one know what is the complexity scale of fdim “fractal calculation function”, I need to find O(N) function to do fractal calculation. Thanks a lot __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help

[R] (no subject)

Hello group. I am trying to install fdim on my win2000 os. this command is giving error and I feel I am not using it correctly, could some one show me why. install.packages(fdim, “C:\Program Files\R\rw1081\library” , CRAN = http://cran.r-project.org;, internal, available = NULL, destdir =

Re: [R] RMySQL Install Problem

Hey David, Sorry about that, the server runs MySQL 3.2.39. Thanks a lot, Fred On Mon, 17 Mar 2003, David James wrote: Hi, Could you tell us what version of MySQL you're running? -- David Fred Gerson wrote: Hey all, I asked my server administrator to install the RMySQL package