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.

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1answer
107 views

Avoid R output leaking into LaTeX with ggnet

Please consider the following MWE which I compile into a .tex document via knitr \documentclass{article} \begin{document} <<echo=FALSE, message=FALSE, warning=FALSE>>= library(igraph) ...
2
votes
2answers
478 views

Plot symbols from R as latex symbols

In a LaTeX document, I am including an image showing a plot generated by R, for example the result of a plot(x=1:5,y=1:5,pch=13). Is there a way to use this nice little symbol as a LaTaX character to ...
2
votes
1answer
29 views

Insert line break into knitr fig.cap?

I am using knitr and want to insert a line break in my fig.cap chunk option. Is this possible? The following is all I can think of but it doesn't work. I expect there's some evaluation option but I ...
2
votes
2answers
120 views

Running R code from latex. (alternative to knitr)

If you want to export the output of an R script to latex and create a pdf document you can use the package Knitr with RStudio. But I guess this is only a good practise for short results. What if I ...
2
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1answer
315 views

Special characters and math-mode in tikz graphics using knitr

This question closely relates to this one: Using '$' in a tikz plot generated by knitr I am able to get tikz graphics using knitr working with math mode as in this post: Math mode in knitr ...
2
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2answers
260 views

Getting `tables` R package to print a text file that I can import into my .tex file

I'm trying to write some R code that takes data from my (evolving) experiment, makes a summary statistics table, and inputs it into the .tex document that I'm writing. I want to avoid copy-pasting. ...
2
votes
1answer
237 views

Latex ifFileExist

\subsection{Checksum: Factor, Specific, and Total Variance} Perhaps the most basic test of a regression model is if the factor and specific variances sum to equal the total variance. Here, we ...
2
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2answers
437 views

How to draw a graph by indicating volume of 3D elements but not their position

I have about five thousand observations which I would like to plot in a graph. Since the range of values is wide (from 1 to 108,000, with 90% of the observation taking a value of 2, 99% of the ...
2
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1answer
299 views

Doodle on top of Sweave output

It might not be possible to do this, but I was wondering if there is a way to doodle on top of the LaTeX output, or in my case on top of Sweave output. See example underneath!! ...
2
votes
1answer
398 views

Adding a knitr table from R into a \pgfplotstableread statement

I'm trying to get a table from R into a pgfplotstable to edit for printing. the r code is \documentclass{article} \usepackage{pgfplotstable} \begin{document} \pgfplotstableread[format=inline,row ...
2
votes
1answer
2k views

Caption for longtable in Sweave

I'm using the following code in .Rnw file to generate a longtable <<label = tabggplot2df, echo = FALSE, results = tex >>= print( xtable( x = ggplot2df , caption = ...
2
votes
1answer
941 views

Sweave only produces NAs when using Umlauts.

I have a problem with Sweave. As soon as I use any mutated vowels/Umlauts (ü, ä, etc.) Sweave produces an NA in the document although it worked before. I don't know what to do, so any help would be ...
2
votes
3answers
267 views

What's the best .Rnw editor?

I'm trying to find out what people use for editing .Rnw files. Desirable features are: Auto R code completion Auto LaTeX code completion Cross platform Automatic display of R function documentation ...
2
votes
1answer
296 views

A program to export latex tables to excel/ods/csv?

I know there are tools to export excel tables to latex, but what about the other way around? I get a lot of latex tables from functions in R (e.g.: texreg) that aren't perfectly customizable via the ...
2
votes
2answers
307 views

Double header in longtable

I'm trying to make a longtable and use some R tools for generating them. The problem is that when a long table has more than one columns, it creates double headers, as shown here: ...
2
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1answer
1k views

insert figure in sweave using knitr fig.path

I'm trying to insert a figure using Sweave which is located in the path C:\Users\eccehomo\Documents\mi\fig1.png. I'm using the package knitrwhich has a function called fig.pathbut I'm getting many ...
2
votes
1answer
251 views

Controlling the size of tables produced from the R functions tabular() and latex()

I'll state up front that I'm not absolutely certain whether this question is more appropriate for CrossValidated or for this site. However, since I've seen several questions about the latex() command ...
2
votes
3answers
607 views

Bold font problem while using Russian fonts

This refers to my previous question not able to write bold characters using textbf I installed the cm-extra font package but still there is a problem with boldface due to ...
2
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1answer
62 views

How to add packages in tikz using R

I wrote the following commands in R to generate a picture. However, the y-axis label is missing as the picture below shows. There seems to be some error in ylab="$\\ln \\mathbb V ...
2
votes
1answer
235 views

How to modify knitr output chunk

I know that it's possible to tweak the output of a knitr code chunk so that it looks the way you want. My problem occurs when using the parskip package. The parskip package adds an extra bit of space ...
2
votes
1answer
290 views

Color the column of a latex table produced by xtable

How can I use the R xtable package to produce a table with a colored column? This post shows how to color a row, but I can't figure out how to do the same for columns.
2
votes
1answer
563 views

How to loop over R objects OUT OF chunks

I want to typeset with TeX a report based on data from an R object (dataframe). The idea is to print a nice TeX table from each line of a R dataframe. Something like \begin{tabular}{ l c r } A1 ...
2
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2answers
2k views

KILE Sweave Error - “Cannot open log file; did you run LaTeX?”

I am using Sweave to generate a pdf from a .Rnw file. I added a new build configuration in Kile using Kile's build-configuration settings. Settings > Tools > Build OS is Windows 7. How do I ...
2
votes
2answers
911 views

How to add horizontal lines within a table created by Hmisc::latex()?

lets suppose we have a table given in R and use the function latex() from the R package Hmisc to include the table in a Sweave (or knitr) document. My question is: Is there a way to add horizontal ...
2
votes
1answer
221 views

PDFLaTeX produces black boxes after executing Sweave

There is the following code \documentclass[a4paper]{article} \begin{document} hey there <<>>= 1+1 @ \end{document} I saved the example.Rnw in my home directory an ...
2
votes
1answer
280 views

Sweave: How to remove horizontal space in Soutput environments?

As the following example shows, there is a horizontal space added in the Soutput environment. This leads to a non-left-aligned output (see the output of rnorm(). I found that this space already exists ...
2
votes
1answer
2k views

exporting R ggplot2 plots to LaTex

I usually export ggplot2 plots from R using "Save As" PDF and works fine, then I use \includegraphics from LaTex to include the fig. The problem is that it seems that the amount of data in these ...
2
votes
1answer
499 views

pgfSweave() results in texi2dvi error “Missing \endcsname inserted”

When running pgfSweave using a file with the following sample code: \documentclass[letter]{article} \begin{document} In this example we embed parts of the examples from the \texttt{kruskal.test} ...
2
votes
1answer
28 views

siunitx: What is the correct way to output mean and standard deviation as “M (SD)” in an S-column?

I am trying to use siunitx in a psychology results table to line up decimals, and the table looks like this: \documentclass[]{article} \begin{document} \begin{table}[h] \begin{tabular}{@{}cc@{}} ...
2
votes
2answers
58 views

With knitr and LaTex, how can you arrange the List of Figures alphabetically?

What code will enable me to reorganize the List of Figures alphabetically (and keep the page number)? My goal is to include that alphabetical listing of figures in the PDF file that is created. Here ...
2
votes
1answer
32 views

Setting up winefish to compile sweave

The winefish latex editor has a "texbox" field in the preferences window, which tells it how to do various things, like PDFlatex for example. There is something about regular expressions, a command ...
2
votes
2answers
97 views

Citations in tabular environment not working

I'm writing my thesis with Rmarkdown but with a lot of LaTeX mixed in. When I compile the document, all my citations appear just fine, but those in my table appear as [?]. I have tested different ...
2
votes
1answer
59 views

Lyx / Knitr - R Code in chunck goes beyond set width

I use Lyx (2.1.4) with knitr (1.10.5). I have a lot of trouble having the code chunks respect the width that I tried setting through various ways: In the chunk options (width=50); ...
2
votes
2answers
138 views

Conditionally print text with inline R data via knitr

I want to conditionally print a sentence that contains a \Sexpr{} in knitr. How can this be done? I know I can conditionally print text using \Sexpr{} but I run into issues when the text to be printed ...
2
votes
1answer
110 views

how to combine different tex files to a single file and generate pdf using R

I have three data frames which I would like to put to pdf. I generate tex files for the three dataframes. So I have three tex files. I would like to combine it and generate pdf in R. Right now I use ...
2
votes
1answer
133 views

Venn Diagram Automation tool

I would like to ask if there is a solution in any language that can help me create and maintain a venn diagram similar to the one below that I can insert in my latex text. I have already found some ...
2
votes
1answer
591 views

RStudio problem with xtable “results=tex”… “object tex not found”

I am using the 'compile pdf' button in a .Rnw file in Rstudio, including the following: <<longterm1, results=tex, echo=FALSE>>= print(xtable(longterm), include.rownames=FALSE, ...
2
votes
1answer
305 views

row and column specifications in xtable output

Using xtable I am trying to format a table x<- 1:5 y<- 11:15 mytable <- table(x,y) print(xtable(mytable)) Which gives I want to add x and y tag also at the top of the rows and sides
2
votes
1answer
419 views

“Math Processing Error” when processing LaTeX using knitr in R

I've never had any problem with my Latex appearing properly when using knitr before, but recently when I compile my document, I get this error: I'm not sure why this is happening. The error output ...
2
votes
1answer
212 views

Column Vector Sweave \Sexpr

I'm having big problems trying to compile a file using Sweave displaying a vector defined in an R chunk, as a column vector in Latex using pmatrix, I have something like this: ...
2
votes
2answers
235 views

First row in second table created is blacked out

I am a LATEX/R/Sweave newbie and am encountering an issue while creating a report. The issue is that as shown in the figure below the first heading in the second table is blacked out. I am able to ...
2
votes
2answers
943 views

Sublime Latexing and Knitr on .RNW files : Send lines to R console for evaluation

I am using Sublime Text 3 and the Latexing package to apply Knitr to compile .Rnw files that contain both Latex and R code. Overall, it works well in that I can compile the .Rnw files into PDFs ...
2
votes
1answer
476 views

siunitx error: “invalid-number” from R

I have a document in .Rnw which I use to produce a .texdocument with kntir. I have a problem with the formula \num{\Sexpr{max(degree)}} which in R console produce 12598 but after the running knitr in ...
2
votes
1answer
268 views

How can one make RStudio pass options to Sweave()?

I'm trying to use a UTF-8 encoded .Rnw file in combination with xelatex in RStudio. Since xelatex uses native UTF-8 support i cannot use \usepackage[utf8]{inputenc} in my .Rnw file, which would ...
2
votes
1answer
141 views

How to put R code into a parameter of a newcommand?

I would like to put R code into a parameter of a newcommand in LaTeX. To do it, I make the following: %Define the newcommand: \newcommand\solution[1]{\sf #1} %Then, after the \begin{document}, I ...
2
votes
1answer
87 views

Using LaTeX font in R (Computer Modern)

I am looking for at way to plot graphs in R, using LaTeX fonts. In the documentation for pdfFonts in R, it states that: There are also mappings for "ComputerModern", "ComputerModernItalic" and, ...
2
votes
0answers
37 views

What is the counterpart in LaTeX for the R package ezknitr and its tools for managing paths and directories

Dean Attali has just added an R package called ezknitr to CRAN. It enables those who use knitr and RMarkdown in .Rmd files to handle directories quite flexibly. His blog describes it well: path ...
2
votes
0answers
21 views

Graphics prepared with Sweave and text disorder

I am preparing a report using Sweave, it is really beautiful, but the first introductory words of my pdf-file appear after the first R-plot! How to fix it? I would like to add that I've already tried ...
2
votes
0answers
36 views

Knitr Plot Tooltips for ADA Compliance

I would like to use Knitr to generate plots in R that have hover-over tooltips. Here is a working example without an R tooltip: \documentclass{article} \usepackage{pdfcomment} ...
2
votes
0answers
36 views

Extra Curly Braces when creating Xtable using Knitr, after specifiying size

I'm creating a R Markdown document using knitr and am running into trouble using xtable to create a table. My table is very large and I'm trying to reduce the size using the size command in the print ...