[R] Noobie question on aggregate tapply and by

2010-04-24 Thread steven mosher
I have a 43MB dataframe ( 5 variables) and I'm trying to summarize subsets of the data. I've RTFM ( not very clear) and looked at a variety of samples but cant seem to figure out how to make these functions work. A sample of what I want to do would be this: ids<-seq(1,50) years<-c(rep(5,10),rep(

Re: [R] How to save as PDF when I used par(ask=T)

2010-04-24 Thread David Winsemius
You do not say what OS you are using and the differences in graphics operations can be substantial. Had this been on a Mac, the answer would be to page backward through the plots with cmd- and save them with cmd-s or File/Save As.. I suspect that similar facilities exist on Windows. Perhap

Re: [R] assign value between different type: Double vs Integer

2010-04-24 Thread jim holtman
If you are looping doing the assignment: gdata34[1,m]<-gdata[m,4] why would yo expect that gdata[1,4] would have the same value as gdata[1,4]. Do you have your indices reversed? You need to provide at least the data in 'gdata' so we have a reproducible example. On Sat, Apr 24, 2010 at 9:13 A

Re: [R] barplot - offsetting individual bars

2010-04-24 Thread Jim Lemon
On 04/25/2010 05:04 AM, Kevin Turner wrote: Hello, I'm trying currently using barplot to summarize precipitation data. So far I've compiled total annual snow and rain accumulation in a table (attached). I've been successful at plotting it using the following code: fig=barplot(t(Annual_Precip_

Re: [R] categorical variable in scatterplot (car)

2010-04-24 Thread Peter Ehlers
On 2010-04-24 21:30, Anthony Lopez wrote: Hello R folks, I am encountering a problem with the following scatterplot function from the car package: scatterplot(y~x|z) where y and x are continuous (interval) random variables and z is a categorical variable. When z is a categorical variable co

Re: [R] Adding error bars to xyplot()

2010-04-24 Thread Deepayan Sarkar
On Fri, Apr 23, 2010 at 12:56 PM, Jon Zadra wrote: > I took a look at xYplot() but it is beyond over-complex, at least for my > level, and the documentation isn't too clear. > > Is there a simple way to make functions like plotCI() and errbar() use the > lattice reference rather than base graphics

Re: [R] How to stamp my graphs with date and time

2010-04-24 Thread Deepayan Sarkar
On Sat, Apr 24, 2010 at 3:26 PM, Jun Shen wrote: > Hi, David, > > Thanks. It is working perfectly now. But I still don't understand the > argument "page", I couldn't find it in text() or par(). Also in the "page = > function(n){..}" the argument "n" does not appear anywhere and it seems > OK t

Re: [R] barchart in lattice 0.18-5

2010-04-24 Thread Deepayan Sarkar
On Sat, Apr 24, 2010 at 7:43 PM, Felix Andrews wrote: > On 25 April 2010 08:41, Erich Studerus wrote: >> Hello >> >> After updating to R version 2.11.0, the xlim argument of the lattice >> barchart function does no longer work as expected. For example, the >> following code does not produce the s

Re: [R] help please: predict error code

2010-04-24 Thread Peter Ehlers
I'm sure there are people willing to help you, but you will have to be a little more forthcoming with information. I don't know how many predict functions there are in the 2000-plus packages on CRAN, but there surely are quite a few. Perhaps you could let us know what you're using before you get t

[R] categorical variable in scatterplot (car)

2010-04-24 Thread Anthony Lopez
Hello R folks, I am encountering a problem with the following scatterplot function from the car package: > scatterplot(y~x|z) where y and x are continuous (interval) random variables and z is a categorical variable. When z is a categorical variable coded 1 or 2, I (appropriately) get a scatterp

Re: [R] left-to-right series of box and whisker plots from a csv file

2010-04-24 Thread Dennis Murphy
Hi: Here are a few options. The key step, it seems to me, is to transform the data so that you have one 'factor' consisting of the variable names and another column with the values; this is what the melt() function in the reshape package does. This idea should work irrespectively of the number of

Re: [R] barchart in lattice 0.18-5

2010-04-24 Thread Felix Andrews
On 25 April 2010 08:41, Erich Studerus wrote: > Hello > > After updating to R version 2.11.0, the xlim argument of the lattice > barchart function does no longer work as expected. For example, the > following code does not produce the same result in lattice lattice_0.18-3 > and lattice_0.18-5 > >

Re: [R] Intersection for two curves

2010-04-24 Thread hadley wickham
> Many people seem to be reluctant to define functions, > even thought I think it is a pretty small step from > writing scripts to writing functions. I'm not so sure - I find most students struggle to grasp that next level of abstraction. Generalising from a specific task to a general function is

Re: [R] How to stamp my graphs with date and time

2010-04-24 Thread David Winsemius
On Apr 24, 2010, at 9:00 PM, David Winsemius wrote: On Apr 24, 2010, at 6:26 PM, Jun Shen wrote: Hi, David, Thanks. It is working perfectly now. But I still don't understand the argument "page", I couldn't find it in text() or par(). text and par are base graphics functions. page is an

[R] How to save as PDF when I used par(ask=T)

2010-04-24 Thread casperyc
== y=c(9,9,17,11,7,8,15,5) treat=c("A","C","B","C","D","A","B","D") block=c(1,1,2,2,2,3,3,3) q1.mod=aov(y~as.factor(treat)+as.factor(block)) q1.mod summary(q1.mod) par(ask=T) plot(TukeyHSD(q1.mod))

Re: [R] How to stamp my graphs with date and time

2010-04-24 Thread David Winsemius
On Apr 24, 2010, at 6:26 PM, Jun Shen wrote: Hi, David, Thanks. It is working perfectly now. But I still don't understand the argument "page", I couldn't find it in text() or par(). text and par are base graphics functions. page is an argument to lattice functions: (Page 26 of Sarkar;

Re: [R] Intersection for two curves

2010-04-24 Thread William Dunlap
> -Original Message- > From: r-help-boun...@r-project.org > [mailto:r-help-boun...@r-project.org] On Behalf Of Peter Ehlers > Sent: Saturday, April 24, 2010 3:51 PM > To: hadley wickham > Cc: r-help@r-project.org > Subject: Re: [R] Intersection for two curves > > On 2010-04-24 13:50, hadl

Re: [R] Intersection for two curves

2010-04-24 Thread Peter Ehlers
On 2010-04-24 13:50, hadley wickham wrote: On Sat, Apr 24, 2010 at 12:54 PM, Peter Ehlers wrote: Well, this has seriously gotten off the original topic. While Hadley makes some sense, it is nevertheless sometimes the case (surely so for David, I would surmise) that one is putting together a re

[R] barchart in lattice 0.18-5

2010-04-24 Thread Erich Studerus
Hello After updating to R version 2.11.0, the xlim argument of the lattice barchart function does no longer work as expected. For example, the following code does not produce the same result in lattice lattice_0.18-3 and lattice_0.18-5 barchart(t(matrix(1:3,1:3)),horizontal=F,box.width=1,xli

Re: [R] How to stamp my graphs with date and time

2010-04-24 Thread Jun Shen
Hi, David, Thanks. It is working perfectly now. But I still don't understand the argument "page", I couldn't find it in text() or par(). Also in the "page = function(n){..}" the argument "n" does not appear anywhere and it seems OK to be replaced with any other letter. Can anyone explain it a

[R] Formatting numerical output

2010-04-24 Thread MARCEL CURLIN
Hello, I am new to R and am having difficulty formatting numerical output from a regression analysis. My code iteratively performs linear regression on a dataset while excluding certain data ranges. My code: rm(list = ls(all = TRUE)) sink("outfile") dat <- read.table("testdat", sep="\t", header

Re: [R] basic table statistics

2010-04-24 Thread David Winsemius
On Apr 23, 2010, at 3:48 PM, Maxim wrote: I have a very simple question, but I'm obviously not able to solve the problem on my own. I have a data.frame like sample(c("A","B","C"),size=20,replace = T)->type rnorm(20)->value data.frame(ty=type,val=value)->test There must be some built in fun

[R] did you find a solution to this?

2010-04-24 Thread stivc
I wrote a followup to your old message which had no replies-- my situation is near identical, and, I wonder if you found a solution. (Running "make check" on R, failure of stats test.) Thanks, Stephen Carrier __ R-help@r-project.org mailing list htt

Re: [R] "Error: testing 'stats' failed" - R 2.9.2 on Linux

2010-04-24 Thread sal
Identical Problem on Identical Platform. Only difference is R-2.11.0. The trailing content of stats-Ex.Rout.fail is: - > trees <- window(treering, start=0) > (fit <- StructTS(trees, type = "level")) Call: StructTS(x = trees, type = "level") Variances: levelepsilon 0.0003700 0.0

[R] help please: predict error code

2010-04-24 Thread Brittany Hall
Hello,   I am trying to calculate predicted values derived from one dataset into a hypothetical dataset. I tried this line of code:   graphdata$fmgpredvalues <- predict(Acs250.3.4, graphdata)   and received the following error message:   ERROR: ZXend[1], drop = FALSE] %*%lmeFit$beta   I h

Re: [R] How to stamp my graphs with date and time

2010-04-24 Thread David Winsemius
On Apr 24, 2010, at 4:52 PM, Jun Shen wrote: Hi, I also want to show user's name at the lower-left corner. So I added one more line to Deepayan's code but it didn't work. I am not sure how to use the "page" argument here. Appreciate any comment. lattice.options(default.args = list(page =

Re: [R] basic table statistics

2010-04-24 Thread Walmes Zeviani
You can use fBasics package sample(c("A","B","C"),size=20,replace = T) -> type rnorm(20) -> value data.frame(ty=type,val=value) -> test require(fBasics) nam <- rownames(basicStats(test$val)) result <- do.call("cbind", with(test, tapply(val, ty, basicStats))) rownames(result) <- nam result Best

Re: [R] How to stamp my graphs with date and time

2010-04-24 Thread Jun Shen
Hi, I also want to show user's name at the lower-left corner. So I added one more line to Deepayan's code but it didn't work. I am not sure how to use the "page" argument here. Appreciate any comment. lattice.options(default.args = list(page = function(n) { panel.text(lab = sprintf("%s", date(

Re: [R] left-to-right series of box and whisker plots from a csv file

2010-04-24 Thread David Winsemius
On Apr 24, 2010, at 3:53 PM, Albert Vilella wrote: Hi, I've got a csv file with scores like this: 40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,32,38,40,20,40,26,40,30,40,5,5,13,12,40,40,3,33,29,23,2,24,9,15,4,21,16,5,26,8,8,18 40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,32,4

Re: [R] 2 simple question

2010-04-24 Thread tamas barjak
Hi I do not speak in English very well, I'm sorry. I try good: layout(matrix(1:4,ncol=2, byrow=T)) = par(mfrow=c(2, 2)) plot(1,1) <--- anddoes plot in the upper left corner plot(2, 2) <--- upper right corner BUT, I like plot( n, m) for example lower right corner, or lower left corner, or again

Re: [R] Intersection for two curves

2010-04-24 Thread Carl Witthoft
Well it sounds like you won't lose any work, but you will lose some time. But why not open another session of R for R-help questions? Then you're never in any danger. I often have four or five instances of R running for different projects. Hadley Well for one thing you turkey, OS X will no

Re: [R] import file formatted RFC-822

2010-04-24 Thread Sebastian Kruk
I used it but for example: > robots2[74] [1] "\"Teoma\" or \"Ask Jeeves\" or \"Jeeves\"" It wasn't sorted. Sebastian. 2010/4/14 Barry Rowlingson : > On Wed, Apr 14, 2010 at 6:20 PM, Sebastian Kruk > wrote: >> I have a problem, In a few cases "robot-exclusion-useragent" have 2 or >> more value

[R] left-to-right series of box and whisker plots from a csv file

2010-04-24 Thread Albert Vilella
Hi, I've got a csv file with scores like this: 40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,32,38,40,20,40,26,40,30,40,5,5,13,12,40,40,3,33,29,23,2,24,9,15,4,21,16,5,26,8,8,18 40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,40,32,40,40,30,40,40,37,34,40,36,13,40,13,40,5,40,8,29,5,15,34

Re: [R] Intersection for two curves

2010-04-24 Thread hadley wickham
On Sat, Apr 24, 2010 at 12:54 PM, Peter Ehlers wrote: > Well, this has seriously gotten off the original topic. > > While Hadley makes some sense, it is nevertheless > sometimes the case (surely so for David, I would surmise) > that one is putting together a response to an R-help > query when a ne

Re: [R] how to lmport this dataframe into R

2010-04-24 Thread Gabor Grothendieck
Define a function dejunkify which removes commas and parens and converts cols 2 onwards to numeric. Assuming that the lines near the end of the file all start with B use "B" as the comment character and read in the file and then dejunkify it. Then read in the lines again and extract out the lines

[R] method dispatching vs inheritance/polymorphism

2010-04-24 Thread Albert-Jan Roskam
Hi, I'm having trouble seeing the added value over functions defined by setGeneric vis-a-vis methods defined by inheritance and polymorphism. setGeneric offers a 'clean' call to a generic function, ie. no need to call new(), so less typing to do for the user. But such explicit calls can also be

[R] how to import a dataframe with mixed text and numbers

2010-04-24 Thread Felipe Carrillo
Hi: I need help with a dataframe. is a mix of dates and text. I want to create a table either using latex function from hmisc or xtable. I already know how to do this but the problem is getting the dataframe into R. I don't have a reproducible example . If someone is interested in helping with thi

[R] barplot - offsetting individual bars

2010-04-24 Thread Kevin Turner
Hello, I'm trying currently using barplot to summarize precipitation data. So far I've compiled total annual snow and rain accumulation in a table (attached). I've been successful at plotting it using the following code: fig=barplot(t(Annual_Precip_table), horiz=TRUE, space=0, col=c("grey70", "

Re: [R] formatted output facilities ... was ..Oddity with internet access and R 11.0 - solved

2010-04-24 Thread chrishold
David Winsemius sent the following at 24/04/2010 18:24: >> Now that I'm here, courtesy of my time slip, what I'd really love to see >> in R 10.0.0, or even 2.12.0, is the choice to have output either in the >> current plain text or to some simple formatting primitives that would >> have default ta

Re: [R] Intersection for two curves

2010-04-24 Thread Peter Ehlers
Well, this has seriously gotten off the original topic. While Hadley makes some sense, it is nevertheless sometimes the case (surely so for David, I would surmise) that one is putting together a response to an R-help query when a new query prompts one to temporarily abandon the first and formulat

[R] how to lmport this dataframe into R

2010-04-24 Thread Felipe Carrillo
Hi: I need help with a dataframe(see pic attached). is a mix of dates and text. I want to create a table either using latex function from hmisc or xtable. I already know how to do this but the problem is getting the dataframe into R. I don't have a reproducible example but I am hoping that the pic

[R] formatted output facilities ... was ..Oddity with internet access and R 11.0 - solved

2010-04-24 Thread David Winsemius
On Apr 24, 2010, at 8:06 AM, chrish...@psyctc.org wrote: Ah, Dr. Who's got nothing on me! Beg pardon, I'm recuperating from an operation and clearly more than usually disoriented. I meant 2.10.1 and 2.11.0 of course. Now that I'm here, courtesy of my time slip, what I'd really love to see

[R] Assumptions on Non-Standard F ratios

2010-04-24 Thread Sam Albers
Hello there, I am trying to run an ANOVA model using a non-Standard F ratio. Imagine that the treatments (treatments 1 & 2) are applied to the row not to individual samples. Thus the row is the experimental unit. Therefore my error term in my ANOVA table should be the error associated with with ro

Re: [R] Intersection for two curves

2010-04-24 Thread David Winsemius
On Apr 24, 2010, at 10:09 AM, hadley wickham wrote: Perhaps, true in some respects. I am still chiseling out work using primitive editing tools. But it still takes several minutes to load the objects I am working on into memory and then several minutes each to build new models. The models s

Re: [R] 2 simple question

2010-04-24 Thread Nikhil Kaza
If I understand it correctly par(mfrow=c(2,2)) plot(x,y) plot(y,z) . should work. On Apr 24, 2010, at 8:11 AM, Jim Lemon wrote: On 04/24/2010 02:52 AM, tamas barjak wrote: Hi All! I have 2 plain questions: 1.) I know that very primitive question, but that to grant it, that the drawi

[R] assign value between different type: Double vs Integer

2010-04-24 Thread GUO Dong 郭东
Dear list, just to put it in a simple way: i read.csv from csv file to create a gdata then, create array gdata34 however, when making a loop for assigning gdata34[1,m]<-gdata[m,4], this is what happen gdata[1,4] 's real value is 10354, however, the gdata34[1,4] turns to be 883 then i checke

Re: [R] Oddity with internet access and R 11.0 with Sophos firewall and Windoze XP - solved (and version numbers corrected!)

2010-04-24 Thread chrishold
Ah, Dr. Who's got nothing on me! Beg pardon, I'm recuperating from an operation and clearly more than usually disoriented. I meant 2.10.1 and 2.11.0 of course. Now that I'm here, courtesy of my time slip, what I'd really love to see in R 10.0.0, or even 2.12.0, is the choice to have output eithe

Re: [R] barplot() and highlighted values

2010-04-24 Thread Sebastian Bergmann
Am 24.04.2010 16:01, schrieb Marc Schwartz: > If you really want the values on top of the bars, use text() instead > of mtext(). You will also need to increase the max value of the y axis > to make room for the labels using the ylim argument in barplot(): > costs <- c(1, 5, 10, 20, 50, 150) > > m

[R] 'geepack' and 'gee' package outputs

2010-04-24 Thread cmc
Hi, having used both the gee pacakge and the geepack package, i am unsure of how to interpret the results. Here are the results from the geeglm function from the geepack package > gee2<-geeglm(data$erythema~data$product, data = data, id=subject, > family=binomial, corstr="independence") Warning

Re: [R] bigmemory package woes

2010-04-24 Thread zerdna
Jay, thanks a bunch. New package seems to work just fine and great improvement in docs by the way:). I tried the same example, new version deals with it smoothly. In terms of usefulness of my sample code -- sure i am writing same stuff to disk many times with only one handle -- it was some toy cod

Re: [R] assign value between different type: Double vs Integer

2010-04-24 Thread Sarah Goslee
Ah, you didn't provide a complete description of your problem. gdata is a factor. You need to read about converting factors to numeric, or perhaps reconsider your method of creating or importing gdata. as.numeric(somefactor) does not extract the printed value, it extracts the *order of the factor*

[R] Fwd: assign value between different type: Double vs Integer

2010-04-24 Thread Dong GUO
-- Forwarded message -- From: Dong GUO Date: Sat, Apr 24, 2010 at 4:50 PM Subject: Re: [R] assign value between different type: Double vs Integer To: Sarah Goslee Thanks, Sarah. the loop is all right. this is what I just experimented. and when trying to do as.numeric (ggg), and

Re: [R] assign value between different type: Double vs Integer

2010-04-24 Thread Sarah Goslee
On Sat, Apr 24, 2010 at 9:31 AM, Dong GUO wrote: > Dear list, > > just to put it in a simple way: > > i read.csv from csv file to create a gdata > > then, create array gdata34 > > however, when making a loop for assigning gdata34[1,m]<-gdata[m,4], > this is what happen So you assigned (m == 4) g

Re: [R] DICE Coefficient of similarity measure

2010-04-24 Thread Shubha Vishwanath Karanth
Just wrote a small piece of code to do so. Thanks. -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Shubha Vishwanath Karanth Sent: Saturday, April 24, 2010 6:28 PM To: r-help@r-project.org; r-h...@stat.math.ethz.ch Cc: gabor.csa...@

Re: [R] table command

2010-04-24 Thread Marc Schwartz
On Apr 24, 2010, at 8:59 AM, Shubha Vishwanath Karanth wrote: > Hi, > > > > Let s be a dataframe. > > > >> s > > A B C > > 0 0 1 > > 1 0 1 > > 1 0 1 > > 0 0 1 > > 1 0 1 > > 0 1 1 > > 0 1 1 > > 0 1 1 > > 0 0 1 > > > >> tab1=table(s[,c(1,2)]) > >> tab1 > >

Re: [R] Intersection for two curves

2010-04-24 Thread hadley wickham
> Perhaps, true in some respects. I am still chiseling out work using > primitive editing tools. But it still takes several minutes to load the > objects I am working on into memory and then several minutes each to build > new models. The models still reside in memory, since I do not know any > met

Re: [R] Intersection for two curves

2010-04-24 Thread hadley wickham
>> If clearing out your workspace destroys *any* work, then something is >> seriously wrong with your workflow. >> > > Yes, of course.  Lets all post viruses to run on each others' > machines.  That will teach those users who don't run antivirus and > backup software between each posting to r-help.

Re: [R] doBy and Hmisc on R version 2.11.0

2010-04-24 Thread Uwe Ligges
The reason why Hmisc is not available from CRAN can be seen on the package check summaries. Particularly for Hmisc: http://cran.r-project.org/web/checks/check_results_Hmisc.html which fails everywehre now. The maintainer has been notified by automated messages. We do not ship binaries of pac

Re: [R] barplot() and highlighted values

2010-04-24 Thread Marc Schwartz
On Apr 24, 2010, at 5:44 AM, Sebastian Bergmann wrote: > Hello! > > I started using R today to produce a bar chart that I can use in LaTeX. > > Here is what I have got so far: > > pdf("bugfix_costs.pdf") > costs <- c(1, 5, 10, 20, 50, 150) > barplot(costs, > ylab="Relative cost

[R] table command

2010-04-24 Thread Shubha Vishwanath Karanth
Hi, Let s be a dataframe. > s A B C 0 0 1 1 0 1 1 0 1 0 0 1 1 0 1 0 1 1 0 1 1 0 1 1 0 0 1 > tab1=table(s[,c(1,2)]) > tab1 B A 0 1 0 3 3 1 3 0 > tab2=table(s[,c(1,3)]) > tab2 C A 1 0 6 1 3 The problem is I ne

Re: [R] Multiple Correlation coefficient (spearman, Kenall)

2010-04-24 Thread Ista Zahn
Bootstrap? You could start here: http://www.statmethods.net/advstats/bootstrapping.html -Ista On Sat, Apr 24, 2010 at 6:07 AM, pauls182 wrote: > > > Hi, > > I'm currently trying to find/define a relationship between one dependent and > several independant variables. > The problem is that i canno

Re: [R] Intersection for two curves

2010-04-24 Thread David Winsemius
On Apr 24, 2010, at 9:05 AM, hadley wickham wrote: rm(list=ls()) PLEASE, DON'T DO THAT. Or rather you can do it in your workspace but don't post it. It's not fair to a person who may not read your code line by line before pasting it into their workspace and having it wiped out. Do y

Re: [R] Intersection for two curves

2010-04-24 Thread Gabor Grothendieck
On Sat, Apr 24, 2010 at 9:05 AM, hadley wickham wrote: >>> rm(list=ls()) >> >> PLEASE, DON'T DO THAT. Or rather you can do it in your workspace but >> don't post it. It's not fair to a person who may not read your code line by >> line before pasting it into their workspace and having it wiped

[R] assign value between different type: Double vs Integer

2010-04-24 Thread Dong GUO
Dear list, just to put it in a simple way: i read.csv from csv file to create a gdata then, create array gdata34 however, when making a loop for assigning gdata34[1,m]<-gdata[m,4], this is what happen gdata[1,4] 's real value is 10354, however, the gdata34[1,4] turns to be 883 then i checked

Re: [R] Intersection for two curves

2010-04-24 Thread hadley wickham
>> rm(list=ls()) > > PLEASE, DON'T DO THAT. Or rather you can do it in your workspace but > don't post it. It's not fair to a person who may not read your code line by > line before pasting it into their workspace and having it wiped out. Do you > expect us to completely clear out our workspace

[R] DICE Coefficient of similarity measure

2010-04-24 Thread Shubha Vishwanath Karanth
Hi, I wanted the DICE coefficient (similarity measure for binary variables) to be calculated in R and found that the "igraph" package has the option of "similarity.dice" to do this. But, for this command, the input object should be an igraph object. But, I have a dataframe of columns containing

Re: [R] Intersection for two curves

2010-04-24 Thread David Winsemius
On Apr 24, 2010, at 8:10 AM, Muhammad Rahiz wrote: Thanks again David, I've made the changes. The optimize() function works alright but it does not give me the intersection. I suspect it must have to do with the user-defined function which I am totally clueless and am inexperienced with.

Re: [R] basic table statistics

2010-04-24 Thread Jim Lemon
On 04/24/2010 05:48 AM, Maxim wrote: Hi, I have a very simple question, but I'm obviously not able to solve the problem on my own. I have a data.frame like sample(c("A","B","C"),size=20,replace = T)->type rnorm(20)->value data.frame(ty=type,val=value)->test There must be some built in f

Re: [R] Intersection for two curves

2010-04-24 Thread Muhammad Rahiz
Thanks again David, I've made the changes. The optimize() function works alright but it does not give me the intersection. I suspect it must have to do with the user-defined function which I am totally clueless and am inexperienced with. Mind showing the way. Thanks again and thanks for your

Re: [R] 2 simple question

2010-04-24 Thread Jim Lemon
On 04/24/2010 02:52 AM, tamas barjak wrote: Hi All! I have 2 plain questions: 1.) I know that very primitive question, but that to grant it, that the drawing on the screen divided up onto which part draw for example: layout(matrix(1:4,ncol=2, byrow=T)) plot(x, y, ...)<--- 1. screen plot(y,

Re: [R] 3D Plot

2010-04-24 Thread Jim Lemon
On 04/23/2010 10:51 PM, Ariane C. Böhm wrote: Hi guys of the R-Help-Team!First of all - you do a great job!I've found a lot of your mails in the internet. So I thought it would be a good idea to ask you a question about R.R is new to me, so sorry, if the question is too simple :)I have a matrix.I

Re: [R] bigmemory package woes

2010-04-24 Thread Jay Emerson
Zerdna, Please note that the CRAN version 3.12 is about to be replaced by a new cluster of packages now on R-Forge; we consider the new bigmemory >= 4.0 to be "stable" and recommend you start using it immediately. Please see http://www.bigmemory.org. In your case, two comments: (1) Your for() l

[R] multiple paired t-tests without loops

2010-04-24 Thread Matthew Finkbeiner
I am new to R and I suspect my problem is easily solved, but I haven't been able to figure it out without using loops. I am trying to implement Blair & Karniski's (1993) permutation test. I've included a sample data frame below. This data frame represents the conditional means (C1, C2) for 3

Re: [R] Unable to make bitmapdll files on windows 7 64 bit machine

2010-04-24 Thread arnholtat
Thanks for all of the replies. For me at least, it turns out I had to manually set permissions in the bitmap folder, and the three folders (jpeg-8a, libpng, and libtiff). Works fine now. Alan- - Original Message - From: Duncan Murdoch Date: Friday, April 23, 2010 4:48 am Subject: Re:

[R] Multiple Correlation coefficient (spearman, Kenall)

2010-04-24 Thread pauls182
Hi, I'm currently trying to find/define a relationship between one dependent and several independant variables. The problem is that i cannot use the normal multiple regression/correlation in Spss because the data is not normal distributed. i calculated the spearman roh and Kendalls tau Correlat

[R] barplot() and highlighted values

2010-04-24 Thread Sebastian Bergmann
Hello! I started using R today to produce a bar chart that I can use in LaTeX. Here is what I have got so far: pdf("bugfix_costs.pdf") costs <- c(1, 5, 10, 20, 50, 150) barplot(costs, ylab="Relative cost of a bugfix", names.arg=c("Requirements", "Design", "Code"

[R] multiple paired t-tests without loops

2010-04-24 Thread Matthew Finkbeiner
I am new to R and I suspect my problem is easily solved, but I haven't been able to figure it out without using loops. I am trying to implement Blair & Karniski's (1993) permutation test. I've included a sample data frame below. This data frame represents the conditional means (C1, C2) for 3

Re: [R] Linux System Function

2010-04-24 Thread Ryan Garner
Clever solution. I use paste alot and didn't think to use it for this problem. Thanks! -- View this message in context: http://r.789695.n4.nabble.com/Linux-System-Function-tp2063058p2063113.html Sent from the R help mailing list archive at Nabble.com. ___

Re: [R] Combinations with restrictions

2010-04-24 Thread Cláudio Sá
Thank you for the quick answer, but i was asking if some method could do combinations where numbers of the same vector wont combine. A little bit like 'expand.grid', but with the possibility to choose the length for output combinations. Cláudio 2010/4/23 Jorge Ivan Velez > Hi Cláudio, > > Try t