Re: [R] How to "flatten" a multidimensional array into a dataframe?

> baptiste auguie > on Fri, 20 Apr 2012 09:01:35 +1200 writes: > library(plyr) > adply(my.array,1:3) Hmm, as Marc Schwartz has already said: There's the base R as.data.frame() method for "table" objects which also works for arrays, so as.data.frame(as.table(my.a

Re: [R] Find position of asymptote

On Thu, Apr 19, 2012 at 03:12:34PM -0800, Katrina Bennett wrote: > Dear R Help, > > Sorry I wasn't more clear before. Here is another crack at this. > > What I am still trying to do is estimate the point on a line when the > slope changes or asymptotes. I have found some similar postings > talkin

Re: [R] working with environments to ensure code quality for long R scripts

In fact, I took over the code of someone else, but I agree with you. It is really a mess and very hard to understand the code if you haven't programmed it. So you would suggest to put everything in functions and therefore have only very little return variables to work with. This also should limit t

[R] RSVGTipsDevice : Location of ToolTip box in the plot

Hello, RSVGTipsDevice came to my rescue while trying to add tooltips to a scatter plot. Thanks to developers for building this tool. Tooltips are very useful to gather information on a given data-point just by placing cursor on that point. However, the position of tooltip box occludes other data

Re: [R] Trouble with [sv]apply

On Fri, Apr 20, 2012 at 4:42 PM, Jeff Newmiller wrote: > If you read the help, it talks about compiling vectors into matrices, or > scalars into vectors. It does not say anything about combining matrices. > > For the error about 14 elements, you should keep in mind that matrices are > just vecto

[R] ggplot2-Problem (plot different variables)

Hi everyone! I have the following difficulties using ggplot2 # My Data data<-as.data.frame(cbind(a=c(1,1,2,2,2,2,3,3,4), b=c(1,2,3,3,4,4,4,4,4))) And I would like to plot the frequency-distributions of both variables in one plot as lines. For both variables the values (1-4) should be on the x-ax

Re: [R] ggplot2-Problem (plot different variables)

Try something like this library(ggplot2) data<-as.data.frame(cbind(a=c(1,1,2,2,2,2,3,3,4), b=c(1,2,3,3,4,4,4,4,4))) library(reshape) Molten <- melt(data) ggplot(Molten, aes(x = value, colour = variable)) + geom_density() Best regards, Thierry ir. Thierry Onkelinx Instituut voor natuur- en boson

[R] Matrix multiplication by multple constants

Dear R helpers Suppose x  <- c(1:3) y  <- matrix(1:12, ncol = 3, nrow = 4) > y [,1] [,2] [,3] [1,]    1    5    9 [2,]    2    6   10 [3,]    3    7   11 [4,]    4    8   12 I wish to multiply 1st column of y by first element of x i.e. 1, 2nd column of y by 2nd element of x i.e. 2 an so

Re: [R] Matrix multiplication by multple constants

try this: x <- 1:3 y <- matrix(1:12, ncol = 3, nrow = 4) y * rep(x, each = nrow(y)) I hope it helps. Best, Dimitris On 4/20/2012 10:51 AM, Vincy Pyne wrote: Dear R helpers Suppose x<- c(1:3) y<- matrix(1:12, ncol = 3, nrow = 4) y [,1] [,2] [,3] [1,]159 [2,]2

Re: [R] Matrix multiplication by multple constants

Dear Mr. Dimitris Rizopoulos, Thanks a lot for your great help. It worked nicely. I couldn't have figured it out. Thanks again. Regards Vincy --- On Fri, 4/20/12, Dimitris Rizopoulos wrote: From: Dimitris Rizopoulos Subject: Re: [R] Matrix multiplication by multple constants To: "Vincy Pyne

[R] symmetric matrix on both diagonals

I'm having some problems computing a matrix being symmetric on both diagonals. Does anyone know a way to get from this matrix M <- matrix(c(1,0,0,0,2,7,0,0,3,4,0,0,6,0,0,0), ncol=4) to this one M_final <- matrix(c(1,2,3,6,2,7,4,3,3,4,7,2,6,3,2,1)

[R] Sort out number on value

Can anyone help me maybe with a question I can seem to find an answer on. I have this: x = c(1, 5, 70, 53, 7, 29, 75, 37, 30, 11) And I would like to have the numbers above 20 selected out. But I can't find what code I need for that I tried sort(), but then I can't fill in I only need tho

Re: [R] Sort out number on value

Le vendredi 20 avril 2012 à 03:26 -0700, Yellow a écrit : > Can anyone help me maybe with a question I can seem to find an answer on. > > I have this: x = c(1, 5, 70, 53, 7, 29, 75, 37, 30, 11) > > And I would like to have the numbers above 20 selected out. > But I can't find what code I need

Re: [R] Trouble with [sv]apply

Hi > On Fri, Apr 20, 2012 at 4:42 PM, Jeff Newmiller > wrote: > > If you read the help, it talks about compiling vectors into matrices, or > scalars into vectors. It does not say anything about combining matrices. > > > > For the error about 14 elements, you should keep in mind that matrices

Re: [R] Sort out number on value

This really has little to do with sorting, but can be much more easily done with logical subscripting: x[x < 20] which I read as "x such that x is less than 20". Hope this helps, Michael On Fri, Apr 20, 2012 at 6:26 AM, Yellow wrote: > Can anyone help me maybe with a question I can seem to fin

[R] Re : Sort out number on value

HI, x[x>20] Regards. - Mail original - De : Yellow À : r-help@r-project.org Cc : Envoyé le : Vendredi 20 avril 2012 19h26 Objet : [R] Sort out number on value Can anyone help me maybe with a question I can seem to find an answer on. I have this: x = c(1, 5, 70, 53, 7, 29, 75, 37, 3

[R] vector subtraction

I would like to calculate vector from existing value e.g v <- 1000 s <- 30 d1<- v-s d1<- 970 d2<- d1 -s d2<- 940 d 3 <- d2-s d3<- 910 : : d15 <- . so how I should get vector of length 15

[R] Intergration of a function

I am trying to integrate this function f_x(x) = (1/(2pi))*(1+sin(2x)) for o < x < 2 I know the answer is (x/(2*pi))-(cos(2x)/(4*pi)) but I must be doing something wrong.. -- View this message in context: http://r.789695.n4.nabble.com/Intergration-of-a-function-tp4573362p4573362.html Sent from t

Re: [R] Re : Sort out number on value

Thanks everyone. :) -- View this message in context: http://r.789695.n4.nabble.com/Sort-out-number-on-value-tp4573467p4573512.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.org mailing list https://stat.ethz.ch/mail

Re: [R] vector subtraction

You're thinking about it wrong. This is an arithmetic sequence: seq(from = 1000, by = -30, length.out = 15) Michael On Fri, Apr 20, 2012 at 5:14 AM, uday wrote: > I would like to calculate vector from existing  value > e.g > v       <- 1000 > s       <- 30 > d1    <- v-s >                   d

Re: [R] Intergration of a function

whathaveyoutried.com Michael On Fri, Apr 20, 2012 at 5:47 AM, dcgf wrote: > I am trying to integrate this function > > f_x(x) = (1/(2pi))*(1+sin(2x)) for o < x < 2 > > I know the answer is (x/(2*pi))-(cos(2x)/(4*pi)) but I must be doing > something wrong.. > > -- > View this message in context:

Re: [R] Forward of moderated message

One solution among many: seq(970, 970 - 30*14, by=-30) If you want to be fancy, a function can be easily written: seqf <- function(startp, lengthv, byv) { seq(startp, startp + (lengthv - 1)*byv, by=byv) } seqf(970, 15, -30) [1] 970 940 910 880 850 820 790 760 730 700 670 640 610 580 550

Re: [R] symmetric matrix on both diagonals

On Fri, Apr 20, 2012 at 03:03:40AM -0700, juliane0212 wrote: > > I'm having some problems computing a matrix being symmetric on both > diagonals. > > Does anyone know a way to get from this matrix > > > M <- matrix(c(1,0,0,0,2,7,0,0,3,4,0,0,6,0,0,0), ncol=4) > > to this one >

Re: [R] symmetric matrix on both diagonals

That is exactly what I was looking for. Thank you -- View this message in context: http://r.789695.n4.nabble.com/symmetric-matrix-on-both-diagonals-tp4573418p4573594.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.o

Re: [R] Manually reconstructing arima model from coefficients

Ahh, I understand -- unfortunately, I'm not aware of an easy way to do this so you'll have to hack your own: this doesn't look too hard however, if you call getAnywhere(predict.Arima) you can get the prediction scheme R uses. It seems that most of the heavy lifting is already in C so you'd probab

Re: [R] Re : Sort out number on value

I found out something strange when I used the same thing on another data file. In a excel file I have same data too and there I asked in a certain column what values where above the 7.5. Result: 206. Now I have done the same thing in R and I get as result: 400. My code: # Find values above 7.

[R] Survival, should I use (start,stop) and how?

Dear R users, I fear this is terribly trivial but I'm struggling to get my head around it. First of all, I'm using the "survival" package in R 2.12.2 on Windows Vista with the RExcel plugin. You probably only need to know that I'm using "survival" for this. I have data collected from 180 or so

Re: [R] Re : Sort out number on value

I see the problem. There are 400, but there are Na and Inf is there for like 1/2, and I need to get those out. Think I need to filter those out. Now that would make sense. LoL -- View this message in context: http://r.789695.n4.nabble.com/Sort-out-number-on-value-tp4573467p4573905.html Sent

Re: [R] Re : Sort out number on value

Hi Without data it is only a guess. > > I found out something strange when I used the same thing on another data > file. > > In a excel file I have same data too and there I asked in a certain column > what values where above the 7.5. Result: 206. > Now I have done the same thing in R and I g

Re: [R] Trouble with [sv]apply

Worik: On Fri, Apr 20, 2012 at 1:22 AM, Worik R wrote: > On Fri, Apr 20, 2012 at 4:42 PM, Jeff Newmiller > wrote: >> If you read the help, it talks about compiling vectors into matrices, or >> scalars into vectors. It does not say anything about combining matrices. >> >> For the error about 14

Re: [R] Re : Sort out number on value

I now filtered the Na and Inf out of my data. And the number is exactly the same als the output from the excel file. Thanks everyone. :) Now I can finish my work. -- View this message in context: http://r.789695.n4.nabble.com/Sort-out-number-on-value-tp4573467p4574026.html Sent from the R he

[R] Package "demography" - calculating quintiles of survival probabilities

Hi, I am using the package "demography" from Rob Hyndman for the Lee-Carter-Model. It is an amazing powerful tool but I am struggling with one issue: *I want to compute different quintiles for the cumulative survival probability derived from the Lee-Carter-Forecast (e.g. the 50%-quintile, 75%-

Re: [R] Creating a point pattern with spatstat

The graphic produced was what I was after, except it was inverted. The original tabular data represents a plot as oriented in the field i.e. with North at the top, South at the bottom. The graphic from this had South at the top and North at the bottom, so I input the data the other way around i.e.

[R] error loading tcltk2

Hello, I just installed R-2.15.0 on windows XP and cannot load package tcltk2 (which I just downloaded from CRAN as tcltk2_1.2-1.zip; package install reported no problems): > library(tcltk2) Carico il pacchetto richiesto: tcltk Loading Tcl/Tk interface ... done Error : .onLoad failed in loadNamesp

[R] Re : Re : Sort out number on value

What is the result with  > x[x>7.5] - Mail original - De : Yellow À : r-help@r-project.org Cc : Envoyé le : Vendredi 20 avril 2012 21h31 Objet : Re: [R] Re : Sort out number on value I found out something strange when I used the same thing on another data file. In a excel file I h

[R] Problem with Tukey test

I'm new using R im trying to do a tukey test, but when i see the results the p value results in NA im guessing its because i have missing values but im not sure how to fix it AnovaModel.2 <- aov(area ~ trat, data=apilados) > summary(AnovaModel.2) Df Sum Sq Mean Sq F valuePr(>F)

Re: [R] error loading tcltk2

On 20/04/2012 8:41 AM, Roberto Ugoccioni wrote: Hello, I just installed R-2.15.0 on windows XP and cannot load package tcltk2 (which I just downloaded from CRAN as tcltk2_1.2-1.zip; package install reported no problems): > library(tcltk2) Carico il pacchetto richiesto: tcltk Loading Tcl/Tk inte

Re: [R] depmixS4+transition

Dear Nglthu, Not sure what you mean by scale(x1,x2), this: library(depmixS4) data(speed) x1 <- rnorm(nrow(speed)) x2 <- rnorm(nrow(speed)) scale(x1,x2) produces an error ... but, the use of two predictors or covariates on the transition matrix is possible: speed$x2 <- x2 mod1 <- depmix(lis

Re: [R] Matrix multiplication by multple constants

On Apr 20, 2012, at 4:57 AM, Dimitris Rizopoulos wrote: try this: x <- 1:3 y <- matrix(1:12, ncol = 3, nrow = 4) y * rep(x, each = nrow(y)) Another way with a function specifically designed for that purpose: sweep(y, 2, x, "*") -- David. I hope it helps. Best, Dimitris On 4/20

Re: [R] Forward of moderated message

On Apr 20, 2012, at 6:57 AM, Adrian Duşa wrote: One solution among many: seq(970, 970 - 30*14, by=-30) If you want to be fancy, a function can be easily written: seqf <- function(startp, lengthv, byv) { seq(startp, startp + (lengthv - 1)*byv, by=byv) } seqf(970, 15, -30) [1] 970 940 910

Re: [R] Problem with Tukey test

Hi, I can not reproduce your problem. Can you use ?dput, and try to create a self contained example? Here is my attempt: warpbreaks1 <- warpbreaks warpbreaks1[1,1] <- NA fm1 <- aov(breaks ~ tension, data = warpbreaks1) summary(fm1) TukeyHSD(fm1) Contact Details:

Re: [R] symmetric matrix on both diagonals

On Apr 20, 2012, at 7:05 AM, Petr Savicky wrote: On Fri, Apr 20, 2012 at 03:03:40AM -0700, juliane0212 wrote: I'm having some problems computing a matrix being symmetric on both diagonals. Does anyone know a way to get from this matrix M <- matrix(c(1,0,0,0,2,7,0,0,3,4,0,0,6,0,0,0), ncol=

Re: [R] PCA sensitive to outliers?

You can also have a look at the pcaMethods package on Bioconductor. Kevin On Thu, Apr 19, 2012 at 11:20 PM, Michael wrote: > Hi all, > > I found that the PCA gave chaotic results when there are big changes in a > few data points. > > Are there "improved" versions of PCA in R that can help with

Re: [R] error loading tcltk2

On Apr 20, 2012, at 16:03 , Duncan Murdoch wrote: > On 20/04/2012 8:41 AM, Roberto Ugoccioni wrote: >> Hello, >> I just installed R-2.15.0 on windows XP and cannot load package tcltk2 >> (which I just downloaded from CRAN as tcltk2_1.2-1.zip; package install >> reported no problems): >> >> > li

Re: [R] Fwd: User defined panel functions in lattice

Duncan, First off, I admit it is not clear to me what you are trying to achieve and more importantly, why? by "why" I mean 1) I don't see the advantage of writing one general panel function for completely different situations (one/multiple smoothers, grouping levels etc.) 2) your intended result as

[R] Ternaryplot as an inset graph

Hello I am trying to add a ternary plot as a corner inset graph to a larger main ternary plot. I have successfully used add.scatter in the past for different kinds of plots but It doesn't seem to work for this particular function. It overlays the old plot rather than plotting as an inset. Here is

Re: [R] Ternaryplot as an inset graph

Young, Jennifer A dfo-mpo.gc.ca> writes: > I am trying to add a ternary plot as a corner inset graph to a larger > main ternary plot. I have successfully used add.scatter in the past for > different kinds of plots but It doesn't seem to work for this particular > function. It overlays the old plo

[R] Is there a overall calculation precision control in R

Hi all, I know the overall display precision can be changed in R... but what about overall calculation precision? Thank you! [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-hel

[R] How to make nice tiny sized figures on graphic devices producing scalable vector output?

Hello! Usually whenever I want a tiny plot, I just create it as is (or even large) and then downscale it in the end application like LaTeX of MS Word. However, all these graphic devices like postscript, pdf, win.metafile retain physical sizes, so it would be natural if I can just insert grap

Re: [R] How to make nice tiny sized figures on graphic devices producing scalable vector output?

Hello! I apologize for the previous e-mail that was unintentionally sent not as a plain text and was unreadable. Usually whenever I want a tiny plot, I just create it as is (or even large) and then downscale it in the end application like LaTeX of MS Word. However, all these graphic devices like

Re: [R] Is there a overall calculation precision control in R

On the R level, I believe you're limited by the type of numeric representation being used: either 32-big integer or 64-bit double. See the storage.mode() of your objects. External code can make use of 128-bit types if desired, but I don't believe those can be naturally represented back at the R lev

[R] predictOMatic for regression. Please try and advise me

I'm pasting below a working R file featuring a function I'd like to polish up. I'm teaching regression this semester and every time I come to something that is very difficult to explain in class, I try to simplify it by writing an R function (eventually into my package "rockchalk"). Students have

Re: [R] Is there a overall calculation precision control in R

The straight answer is "no", there is plenty of precision available in a double precision float. Nevertheless, keep in mind that some algorithms require iteration toward their solution and may have function arguments such as "tol" (tolerance) documented in the help files that define "good enoug

Re: [R] Solve an ordinary or generalized eigenvalue problem in R?

So I am a complete noob at doing this type of linking. When I write this statement (all the input values are assigned, but I have to confess I don't know what to do with the output variables -- in this call they are all assigned "NA"): .Call("La_dgeev", JOBVL, JOBVR, N, A, LDA, B, LDB, ALPHAR=NA,

Re: [R] Solve an ordinary or generalized eigenvalue problem in R?

Incidentally, if you want to test this out: > A [,1] [,2] [,3] [1,] 1457.738 1053.181 1256.953 [2,] 1053.181 1213.728 1302.838 [3,] 1256.953 1302.838 1428.269 > B [,1] [,2] [,3] [1,] 4806.033 1767.480 2622.744 [2,] 1767.480 3353.603 3259.680 [3,] 2622.744 3259.68

Re: [R] Error with Rcmd check library --as-cran

On 17/04/2012 7:23 PM, David Bapst wrote: Hello all, I was checking the newest update of my library before submitting it to CRAN, using R 2.15.0 and Rtools for Windows 215 using Rcmd in the Command Prompt, on my x64 Windows7 laptop. I recently heard that for checking packages for CRAN submission

Re: [R] Print warning messages and save them automatically in a file

Would using the 'sink' function with type='message' and split=TRUE do what you want? On Thu, Apr 19, 2012 at 2:00 AM, Alexander wrote: > Hello, > I am working under R2.11.0 Windows and I would like to ask you if you know a > way to save all warning messages obtained by the R function "warning" in

Re: [R] Matrix multiplication by multple constants

And another way is to remember properties of matrix multiplication: y %*% diag(x) On Fri, Apr 20, 2012 at 8:35 AM, David Winsemius wrote: > > On Apr 20, 2012, at 4:57 AM, Dimitris Rizopoulos wrote: > >> try this: >> >> x  <- 1:3 >> y  <- matrix(1:12, ncol = 3, nrow = 4) >> >> y * rep(x, each =

Re: [R] Ternaryplot as an inset graph

The triplot function in the TeachingDemos package uses base graphics, the subplot function (also in TeachingDemos) is another way to place a plot within a plot (and triplot and subplot do work together). If you want to stick to grid graphics then you can use viewports in grid to insert one plot in

Re: [R] Package "demography" - calculating quintiles of survival probabilities

On Apr 20, 2012, at 7:16 AM, jolo999 wrote: Hi, I am using the package "demography" from Rob Hyndman for the Lee-Carter-Model. It is an amazing powerful tool but I am struggling with one issue: *I want to compute different quintiles for the cumulative survival probability derived from th

Re: [R] Re : Sort out number on value

On Apr 20, 2012, at 9:49 AM, Yellow wrote: I now filtered the Na and Inf out of my data. And the number is exactly the same als the output from the excel file. Thanks everyone. :) Now I can finish my work. In the future it might be safer to use subset() or perhaps x[which(x>7.5)]. That wou

Re: [R] Re : Sort out number on value

I think x[x>7.5] gives more unsurprising results when none of the data meets the criteria than x[which(x>7.5)] does. --- Jeff NewmillerThe . . Go Live... DCN:Basics: ##.#.

Re: [R] Increase the size of the boxes but not the text in a legend

Although an old topic, To follow-up on the suggestion to alter the legend function. Type "legend" in R, copy-paste the appearing code into you code-editor and search for the line points2(x1, y1, pch = pch[ok], col = col[ok], cex = pt.cex[ok], the cex function controls the scaling, so you wan

[R] pasting a formula string with double quotes in it

Hello everyone, I have tried several ways of doing this and searched the documentation and help lists and I have been unable to find an answer or even whether it is possible to do it. I am pasting together a formula and I need to insert double quotes around the strings. Here's an example: locati

[R] Quick question about princomp/biplot

Hi everyone. I performing a simple PCA using the princomp function. Then, I use the biplot function to show it. However, the function use line number to represent samples. I would like to know if there's a way to use a dot (point) instead of the line number when using the biplot function. With r

[R] Gamma Distribution - Goodness of Fit and Choice of Parameters

As a short disclaimer - I have read the previous posts on Fitting the Gamma Distribution, but have two questions going beyond that: 1. Does anybody have a reference for the theory of fitting a gamma distribution (i.e. whether to apply Kolmogorov-Smirnov, or similar) 2. Has anybody toyed around with

Re: [R] pasting a formula string with double quotes in it

Hello, StellathePug wrote > > Hello everyone, > I have tried several ways of doing this and searched the documentation and > help lists and I have been unable to find an answer or even whether it is > possible to do it. I am pasting together a formula and I need to insert > double quotes around

[R] Interactive stereoscopic 3d rendering with RGL plot3d?

Dear R Users, i' wondering, if there is any possibility to render interactive stereoscopic 3d plots in R and use the functionality of those new 3d displays (e.g. with poarisation technology) like this one: > http://shop.fujitsu.com/de/displays/display-p23t-6p-fpr-3d Does anyone know if there

Re: [R] ggplot2: scale_shape_manual

On 4/19/2012 5:20 AM, Brian Smith wrote: Thanks Brian. That worked. I also wanted to increase the size of the 'points' on the graph. Is there any way I can get rid of the 'legend' (in this case '3') appearing on the plot? === code library(ggplot2) leaves<- letters[1:8] m

Re: [R] Problem with Tukey test

http://r.789695.n4.nabble.com/file/n4574990/invgrosor.csv invgrosor.csv Thanks for your answer well, I uploaded a file with mi data, hope you can solve my problem since i'm using R for my thesis -- View this message in context: http://r.789695.n4.nabble.com/Problem-with-Tukey-test-tp4573945p457

[R] lines on persp plot - proper depth ordering

Hello R-help! I am trying to draw series of lines in 3d, and I am not sure how to get the depth set up properly - lines that are in front of other lines appear to be behind and vice versa. I've been doing this by first generating an empty persp plot, then adding lines via the data into trans3d foll

Re: [R] Problem with Tukey test

Thanks for your answer well, I uploaded a file with my data, hope you can help me to solve my problem since i'm using R for my thesis http://r.789695.n4.nabble.com/file/n4574997/invgrosor.csv invgrosor.csv -- View this message in context: http://r.789695.n4.nabble.com/Problem-with-Tukey-test-tp

Re: [R] Re : Sort out number on value

On Apr 20, 2012, at 3:00 PM, Jeff Newmiller wrote: I think x[x>7.5] > y <-c(1,1) > y[y>2] numeric(0) > y[which(y>2)] numeric(0) gives more unsurprising results when none of the data meets the criteria than x[which(x>7.5)] I don't see a difference. Look at: > x <-c(NA, 1) > x[which(

[R] ggplot2: Legend title

I'm designing a set of plots intended for a general audience; here's the code for one of them, using the latest version of ggplot: plot.enr.all <- ggplot(data=df1, aes(x=HS_GRAD_YEAR, y=Percentage, group=Enrolled_by, color=Enrolled_by, shape=Enrolled_by, fill=Enrolled_by)

Re: [R] Solve an ordinary or generalized eigenvalue problem in R?

Ok, I figured out a solution and I'd like to get some feedback on this from the R-helpers as to how I could modify the following to be "package friendly" -- the main thing I'm worried about is how to dynamically set the "dyn.load" statement below correctly (obviously, its hard coded to my particula

Re: [R] Interactive stereoscopic 3d rendering with RGL plot3d?

On 20/04/2012 2:47 PM, Benedikt Orlowski wrote: Dear R Users, i' wondering, if there is any possibility to render interactive stereoscopic 3d plots in R and use the functionality of those new 3d displays (e.g. with poarisation technology) like this one: > http://shop.fujitsu.com/de/displays/

Re: [R] Solve an ordinary or generalized eigenvalue problem in R?

On 20-04-2012, at 18:58, Jonathan Greenberg wrote: > So I am a complete noob at doing this type of linking. When I write this > statement (all the input values are assigned, but I have to confess I don't > know what to do with the output variables -- in this call they are all > assigned "NA")

Re: [R] Quick question about princomp/biplot

See the help for 'biplot'. For example: require(graphics) biplot(princomp(USArrests), xlabs=rep("+",nrow(USArrests))) Kevin On Fri, Apr 20, 2012 at 12:52 PM, Filoche wrote: > Hi everyone. > > I performing a simple PCA using the princomp function. Then, I use the > biplot function to show it.

[R] odbcConnectExcel() fails to fetch all columns

Folks, Is there a parameter somewhere in RODBC that enables more columns to be retrieved from an Excel worksheet? # This next bit uses an undocumented call in RODBC z <- odbcConnectExcel("./BBaselinePtQaires_apr2011.xls") BQ <- sqlFetch(z, "BBaselinePtQaires") Gives me: z RODBC[1] And BQ 1

Re: [R] ggplot2: Legend title

On 4/20/2012 12:11 PM, Bush, Daniel P. DPI wrote: I'm designing a set of plots intended for a general audience; here's the code for one of them, using the latest version of ggplot: plot.enr.all<- ggplot(data=df1, aes(x=HS_GRAD_YEAR, y=Percentage, group=Enrolled_by, col

Re: [R] Solve an ordinary or generalized eigenvalue problem in R?

My apologies: When reviewing my initial email I made a typo -- what I needed was dggev, not dgeev. I have confirmed that my function reproduces the scipy outputs I mentioned in my first email. The function is part of lapack. I'm not an R noob, I just haven't dealt with external Fortran or C cal

[R] Package "demography" - calculating percentiles of survival probabilities distribution

Hi, I am using the package "demography" from Rob Hyndman for the Lee-Carter-Model. It is an amazing powerful tool but I am struggling with one issue: I want to compute different percentiles of the survival probability distribution derived from the Lee-Carter-Forecast (e.g. the 50%tile, 60%tile, 7

[R] Numbers not numeric?

Greetings R users, I have a curious problem. I read in a csv file (subset shown below) as normal data=read.table("C:/Users/Chaz/Desktop/test.csv",sep=",",header=TRUE, na.strings=".") However, the numbers from the dataset are not registered as numeric: is.numeric(data$Mesh) [1] FALSE When I try

[R] lines crosses

Hello, If the exact value does not exist in the vector, can I still get at the intersections? Is there a simple way to do this and avoid looping? Seems like there would be a simple R function to do this... Example: vec <- c(5,4,3,2,3,4,5) vec [1] 5 4 3 2 3 4 5 intersect(vec,2.5) numeric(0) I wan

Re: [R] pasting a formula string with double quotes in it

Yes, Rui, it did work. Thank you very much for your help. Or maybe I should say "muito obrigada!" Rita = "If you think education is expensive, try ignorance."--Derek Bok > Date: Fri, 20 Apr 2012 11:15:06 -0700 > From: ml-nod

Re: [R] Solve an ordinary or generalized eigenvalue problem in R?

On Fri, Apr 20, 2012 at 2:18 PM, Jonathan Greenberg wrote: > Ok, I figured out a solution and I'd like to get some feedback on this from > the R-helpers as to how I could modify the following to be "package > friendly" -- the main thing I'm worried about is how to dynamically set the There's doc

Re: [R] Numbers not numeric?

On Fri, Apr 20, 2012 at 12:44 PM, Charles Determan Jr wrote: > Greetings R users, > > I have a curious problem.  I read in a csv file (subset shown below) as > normal > data=read.table("C:/Users/Chaz/Desktop/test.csv",sep=",",header=TRUE, > na.strings=".") > > However, the numbers from the dataset

Re: [R] error loading tcltk2

I am having the same problem loading tcltk2 > local({pkg <- select.list(sort(.packages(all.available = > TRUE)),graphics=TRUE) + if(nchar(pkg)) library(pkg, character.only=TRUE)}) Loading required package: tcltk Loading Tcl/Tk interface ... done Error : .onLoad failed in loadNamespace() for 'tclt

Re: [R] odbcConnectExcel() fails to fetch all columns

Excel is not a database, and the Excel ODBC driver is extremely limited. Put your data in a CSV file or a SQL database (even a Jet database is a step up from Excel). http://www.stata.com/support/faqs/data/odbc_excel.html --

Re: [R] Select interval of time series object by date and time

Hello, florian wrote > > Hy, > > I want to select an interval of a time series (containing intraday data) > by the data and a certain time frame (e.g. 9 AM to 10 AM). However, I do > not know how to specify the time during the day: > > #load data > library(RTAQ) > data("sample_tdata") > data=s

Re: [R] lines crosses

On Fri, Apr 20, 2012 at 2:48 PM, Ben quant wrote: > > Hello, > > If the exact value does not exist in the vector, can I still get at the > intersections? Is there a simple way to do this and avoid looping? Seems > like there would be a simple R function to do this... > > Example: > vec <- c(5,4,3,

Re: [R] Package "demography" - calculating percentiles of survival probabilities distribution

On Apr 20, 2012, at 4:13 PM, jolo999 wrote: Hi, I am using the package "demography" from Rob Hyndman for the Lee-Carter-Model. It is an amazing powerful tool but I am struggling with one issue: I want to compute different percentiles of the survival probability distribution derived from th

Re: [R] odbcConnectExcel() fails to fetch all columns

Hi. I use RODBC for importing Excel files quiet often and never got the similar problem. Have you tried with sqlQuery? >>z <- odbcConnectExcel("./BBaselinePtQaires_apr2011.xls") BQ <- sqlQuery(z, "select * from [BBaselinePtQaires$]") Andrija On Fri, Apr 20, 2012 at 11:57 PM, Jeff Newmiller wr

Re: [R] Fwd: User defined panel functions in lattice

Hi ilai Thank you for your advice I think I can now get what I need from what you have said here. I think I may have to get involved in packet.number but the original packet.number with its arguments has stuck in my mind and I have not used it. I find locfit better than loess etc for a lot of

Re: [R] Problem with Tukey test

On 2012-04-20 12:10, danipaty13 wrote: Thanks for your answer well, I uploaded a file with my data, hope you can help me to solve my problem since i'm using R for my thesis http://r.789695.n4.nabble.com/file/n4574997/invgrosor.csv invgrosor.csv Are you sure that's the data you're posting about?

[R] DIscrete choice mlogit

Hi I am trying to estimate stated preferences for Tv sets by using mlogit. The choice set is designed as with 4 attributes: [ brand(has 4 levels), technology(has two levels), class[has 4 levels), price(has 4 levels)] There are 16 choice sets with 4 alternatives each one (i.e. each respondent has

Re: [R] Fwd: User defined panel functions in lattice

On Apr 20, 2012, at 6:36 PM, Duncan Mackay wrote: Hi ilai Thank you for your advice I think I can now get what I need from what you have said here. I think I may have to get involved in packet.number but the original packet.number with its arguments has stuck in my mind and I have not us

Re: [R] lines on persp plot - proper depth ordering

On 20/04/2012 2:48 PM, Nate Cermak wrote: Hello R-help! I am trying to draw series of lines in 3d, and I am not sure how to get the depth set up properly - lines that are in front of other lines appear to be behind and vice versa. I've been doing this by first generating an empty persp plot, then

Re: [R] Fwd: User defined panel functions in lattice

Oops - that is "reply all" On Fri, Apr 20, 2012 at 5:29 PM, David Winsemius wrote: > > I'm a bit puzzled by this exchange. I know there is a 'panel.locfit', but > you two are spelling it differently. Can you explain why you are doing so? > Hi David, Thanks for stepping in. panel.Locfit is the OP'

[R] Paulo Sousa deixou uma mensagem para você...

Paulo Sousa deixou uma mensagem para você... Só você pode ler o conteúdo desta mensagem e ver quem a enviou. Delete a qualquer momento ou responda imediatamente com o sistema de troca de mensagens. Para descobrir o que diz a mensagem, siga este link. http://eu1.badoo.com/0278107725/in/UF9T

  1   2   >