R is an open source programming language and software environment for statistical computing and graphics. It is an implementation of the S programming language combined with lexical scoping semantics inspired by Scheme.

learn more… | top users | synonyms

5
votes
2answers
396 views

Plotting R boxplots with pgfplots

I use quite a number of boxplots in my writing, and have chosen pgfplots as my plotting solution for a number of reasons (one of which is the benefit of having the data to build the plot in the tex ...
5
votes
1answer
93 views

Can you specify a word separator for variables in listings?

Depending on the language specified, the listings package may or may not bold keywords inside of variable names. Python is fine \documentclass{article} \usepackage{listings} \begin{document} ...
5
votes
1answer
495 views

Selectively suppress caption numbering when using xtable

I have a chunk of code which is producing table output using Xtable and I would like to suppress the table numbering. I know I can suppress numbering using \caption* outside of Xtable but I'm stumped ...
5
votes
1answer
283 views

Best practice regarding graphics size

Whenever I make graphs from R to be included in Latex, I find myself scuttling back and forth between R to specify the size of the output and Latex to play with the \includegraphics[scale=??]. It ...
5
votes
1answer
246 views

Plot weighted frequency matrix

I wish to create this plot preferably in pgfplots or tikz. I have actually got a version plotted (with help from SO), but I have used R and exported the plot using tikzDevice. I can't post the ...
5
votes
1answer
568 views

How to input \Sexpr{ as verbatim in Sweave?

Building on my question here: Include Sweave input as verbatim Is there a way to include the term \Sexpr{ in the Sweave document as verbatim. For example, to write: R code can be evaluated inline ...
5
votes
1answer
685 views

Howto: Set up knitr (*.Rnw compilation) from in TexStudio

How do I set up TeXstudio to compile xxx.Rnw files? I am using the TeX-Editor TeXstudio 2.7, on Windows 7, and R 3.01 64-bit. I would like to write a xxx.Rnw-file in TeXstudio and then from ...
5
votes
1answer
62 views

How can I figure out which parameters are passed to xelatex by Rstudio?

I'm using Rstudio to create a nice pdf report using sweave and xelatex. I can process the sweave file in Rstudio, but I'm trying to wrap this into a script, so I need to figure out what parameters are ...
5
votes
1answer
3k views

Difference between \Sexpr and <<>>=

I am new to sweave and learning a lot. For the most part \Sexpr works well for simple variables and also calling R functions. But other times it will fail, I have found that I can get around this ...
5
votes
1answer
414 views

knitr and font style consistency in graphics

I am starting to use knitr to print graphics from R in my document. So far what I have been doing (I don't know if this is the best approach, but it is working) is to load the my R workspace with ...
5
votes
1answer
136 views

Sweave Float environment over 2 pages

I have a bit of Sweave code as such: <<label = Example1, echo= true>>= //Bunch of R Code @ I've tried putting it in my own float environment like so \newfloat{rcode}{h!}{rcode} ...
5
votes
1answer
848 views

Using tabularx package with xtable package in R

I am trying to solve the problem of having a latex table (produced using the xtable from R, then combined into a tex file using Sweave), exceeding the margins of my LaTeX document. I found that one ...
5
votes
1answer
654 views

How to randomize content with examdesign package using Sweave

Forgive me in advance if this is a dumb question, or too specific to one package. I've been using examdesign to randomize the order of questions, but I also want to randomly generate the content. I've ...
5
votes
1answer
413 views

Including path diagram in Sweave

I use the following code to do sem analysis and draw path diagram with sem R package. library(sem) R.DHP <- readMoments(diag=FALSE, names=c('ROccAsp', 'REdAsp', 'FOccAsp', ...
5
votes
0answers
173 views

TeX-function for writing R-functions

I'm working on an introductory course for the R-language in Latex, so I'm trying to write a Latex function that displays the R-function. This is what I've got: \makeatletter \newcommand{\fun}[3]{ ...
5
votes
0answers
526 views

How to keep ggplot font size constant when varying figure width

I have different figures across my document with different width. I set the the font size for all ggplots globally with theme_set(theme_bw() + theme(text=element_text(family="Palatino", size=20))) but ...
4
votes
2answers
856 views

TikZ: Drawing the same data with scatter plots and parallel coordinates

I am new to TikZ and trying to recreate the following image (which was created in R): (Translation: correlation = +1, correlation = -1, two clusters, circle, normal distribution) Each "column" ...
4
votes
2answers
2k views

Suppress library comments from ouput with knitr

I noticed that some library comment manage to pass through the knitr options, with R 3.0.1 and knitr 1.5 running on Mac OSX 10.8.5. The following MWE \documentclass{article} \begin{document} ...
4
votes
1answer
226 views

A TeX translation of old C code - Evaluating elements of an array *inside* a foreach loop

I'm trying to translate a conceptually simple part of an algorithm, from the original source for the R-engine (written in C) to TeX. This shouldn't take more than some logic trees and for/while loops. ...
4
votes
2answers
2k views

Pandoc-generated PDF contains large images, how can I make them fit into the page?

I am using pandoc to generate pdf output out of my markdown code. So far, it works fine without any warning or error, except the fact that figures are large, so that some figures get cut and don't fit ...
4
votes
1answer
1k views

knitr problem after update to R 3.0.0

I just updated R to 3.0.0. I couldn't compile PDF from my .Rnw file, which I could do with R 2.15. Here is the error I got: ! Undefined control sequence. l.192 \SweaveOpts ...
4
votes
1answer
785 views

Making a LaTeX text R logo. How maintain the proportions?

I tried to mimic the R logo in jpg format from R site only with LaTeX in order to make it scalable with the context without external files. This is the result at tiny, normal and huge size, compared ...
4
votes
1answer
355 views

Using listings for R code with ## in rangeprefix

In R, comments are preceded by the symbol #. Moreover, to avoid messing with the indentation, it's usually ## instead of #. Therefore, as I want to include some R code in a LaTeX document, I am using ...
4
votes
1answer
2k views

Knitr and rmarkdown will not add figure captions to the output

I am writing a report on Rmarkdown and knitr using RStudio, and cannot find a way to get figure captions on my document. My code for the chunk where I try to plot is like: ```{r ...
4
votes
2answers
135 views

Large image should ocupy all page without blank space around

I'm new to LaTeX and although my supervisor does not use LaTeX, I've decided to do my master thesis in LaTeX. However, I'm having a problem with the images. I have big images generated through R. ...
4
votes
1answer
294 views

Macro to apply tabcolsep to a table from external file

I am using R to produce my tables via xtable, but I am not using Sweave to write my document. Instead I am using TexStudio and if possible would like to stick with it. Therefore I am using \input to ...
4
votes
1answer
3k views

How to print a LaTeX matrix using xtable in R

I'm trying to get R to print a matrix as a LaTeX matrix using xtable, using the LaTeX environment bmatrix. a <- matrix(rnorm(25), 5 ,5) x <- xtable(x) > print(x, floating=FALSE, ...
4
votes
1answer
936 views

Making LaTeX documents with Hebrew? (in Sweave + RStudio)

I would like to write in Hebrew in an .Rnw file, and use it with RStudio. Searching around, I found an example for using Hebrew in LaTeX in general: Numbers, punctuation and parenthesis reversed in ...
4
votes
3answers
121 views

knitr. Splitting a function into several blocks

Is it possible with knitr to split an R function across several blocks (for documentation reasons)? Here is a MWE: \documentclass{article} \begin{document} Part1 gives salutation. ...
4
votes
2answers
259 views

TikzDictionary slow and blocking in knitr

I need to knit presentations with many slides and Tikz-plots. Knitr is fantastic for this, but it takes very long time and I cant knit two reports in parallel. I have isolated the problem to the ...
4
votes
2answers
1k views

Undesired quotes around values in table (pgfplot)

I am saving tables using write.table in R using the following code: x <- rnorm(100) y <- rnorm(100) z <- rnorm(100) model <- z ~ x + y results <- glm(model) pe <- ...
4
votes
2answers
2k views

Integrate 'Sweave.sty' in the TeXLive 2010 search path (on Linux)

I'd like to add 'Sweave.sty' to my search-path, so that I don't need to copy 'Sweave.sty' to every Sweave-Document I create. I've located 'Sweave.sty' in '/usr/share/R/share/texmf/tex/latex'. I tried ...
4
votes
1answer
73 views

Pass a class/package/theme option to R with knitr

I have a beamer document with R chunks, say 'template.Rnw', which I compile with knitr using 'compile PDF' in RStudio. I have defined a theme 'mytheme.sty'. I would like to have an option to the theme ...
4
votes
1answer
62 views

lstlisting R keywords

I want to write R source code in my latex file so I'm using the listings package. The problem is that I want R keywords to appear in blue but for instance a variable named abc.log.de appears with log ...
4
votes
1answer
372 views

inputenc[utf8] error with input-function of external tex files

I got a problem with inputenc[utf8]. My document is in German and uses 'ä, ö, ü' which usually works fine with the following preamble: \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} ...
4
votes
1answer
213 views

Sort database with datatool

I use the datatool package to read CSV files and print them as tables. Before printing I want to sort the rows. The problem is that the file was written with R and some rows contain normal numbers ...
4
votes
1answer
461 views

number separator formatting with ragged right positioning using siunitx, R, Hmisc::latex

I found Boris's suggestion to use siunitx to achieve number formatting in Hmisc::latex tables to almost be exactly what I was looking for: R, Sweave, Hmisc: pretty-print numbers However, if you look ...
4
votes
1answer
297 views

Align Numeric Values from knitr command \Sexpr{} by Decimal in Table

How can I align numeric values brought in from the knitr command \Sexpr{} by decimal in a table?
4
votes
1answer
499 views

LaTeX “command” /incantation for R

I am using the tufte-handout class in LaTeX and I want to refer to R using the "correct" sans-serif font. I am currently using \newcommand{\R}{ {\bf \sffamily R } } used as ... ... function in ...
4
votes
1answer
293 views

inline knitr code that isn't a simple number

It is easy enough to do something like \Sexpr{1 + 1}. But how can I do \Sexpr{mymatrix} with mymatrix being a matrix object in R workspace? More generally, how can I print object that is more complex ...
4
votes
1answer
156 views

passing a String from an R Script to .Rnw template R code section ,brew/knitr

this is my first ever post and i am quite new to all of this, so i hope i am doing this right. my problem is the following: i wrote some R code to get some ID's from a Database, which are then used ...
4
votes
1answer
313 views

lstlisting wrongly parse code as stringstyle (language = R)

please have a look at this picture. Could someone help me solve this please? As you can see, lstlisting sees my code chunk as string, which should not be the case (only stuff in quotes should be in ...
4
votes
0answers
115 views

How to mantain consisten font size in different plots

I usually embed numerous R plots in my TeX documents. knitr is very handy in helping me producing plots using the same font family of the TeX document. But a different problem of consistency is given ...
3
votes
2answers
2k views

Missing character: There is no ? in font cmr12!

I'm not quite sure how to diagnose this issue. This is what I see in my log file. However, there are no "?" symbols in my work. FWIW, Here's my preamble: \documentclass[12pt]{article} ...
3
votes
3answers
8k views

How to include R output in LaTex? [duplicate]

I am not sure about how to include my r output in the best way in my latex document. Currently I saved my R output (NOT R CODE!) into a txt file: *---------------------------------* * GARCH ...
3
votes
1answer
4k views

Latex Error: 'Sweave.sty' not found?

I downloaded the most recent version of Miktex Basic Installer (2.9.5105). After following the Miktex's instructions, I began working through Nicola Satori's Sweave Tutorial. The R portion of ...
3
votes
3answers
958 views

Table Limit: Sweave

I'm running into an issue. It seems that when I try to output more than 17 or 18 tables to a pdf document the remaining tables are ignored. When I split them across multiple Rnw files, there is no ...
3
votes
2answers
195 views

knitr sanitises the % marker for LaTex comments and they show up in the final document

I am writing a knitr document using xtable to get my tables. Xtable inserts by default a comment saying: "latex table generated in R 3.1.0 by stable 1.7-3 package % Thu Sep 18 14:19:21 2014" This ...
3
votes
1answer
220 views

Produce 2 side-by-side tables from tables as external files (source: xtable in R)

Is it possible to put two tables next to each other, which are in separate .tex files, and added to the document via \input? If it's not, I could also create just the 'raw' contents of the tables, ...
3
votes
1answer
944 views

How can I insert Sweave code inside a Beamer block?

I'm currently trying to automate a report-generating routine in R, and I imagine the best way to try this is through Sweave and beamerposter. The report should have one page with several sections in ...