310 search results for "knitr"

Reproducible Reporting Example

November 23, 2013
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I began playing with the screenr software this evening and my first attempt was to create a short video that demonstrates reproducible report writing in RStudio using knitr and LaTeX.  You can see the example at my screenr page (hit Play … Continue reading →

Comparison Among Groups with Francis Parameterization

November 21, 2013
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$Comparison Among Groups with Francis Parameterization$

In my last post, I suggested that the Francis parameterization of the von Bertalanffy growth model may be used in cases where the typical parameterization did not converge (likely due to issues related to highly correlated parameters and data with … Continue reading →

How to format plots for publication using ggplot2 (with some help from Inkscape)

November 20, 2013
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The following is the code from a presentation made by Rosemary Hartman to the Davis R Users’ Group. I’ve run the code through the spin function in knitr to produce this post. Download the script to walk through here. First, make your plot. I am going to use the data already in R about sleep habits...

Shiny 0.8.0 released; Yihui Xie joins RStudio

November 15, 2013
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We’re very pleased to announce Shiny 0.8.0 (which actually went up on CRAN about two weeks ago). This release features a vastly better way to display tabular data, and new debugging tools that make it much easier to fix errors in your app. DataTables support We now support much more attractive and powerful displays of

ggplot2: Cheatsheet for Scatterplots

November 13, 2013
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R Studio, and Presentations, and Git! Oh my!

November 7, 2013
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I have been using R for many years now and it has served me quite well.  I have used it for all manners of data prep work, analysis, developing figures, and more recently GIS and creating reproducible reports with knitr.  During this time my typical workflow included creating new folders for projects, throwing in an

R and my divorce from Word

October 30, 2013
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Being in grad school, I do a lot of scholarly writing that requires associated or embedded R analyses, figures, and tables, plus bibliographies. Microsoft Word makes this unnecessarily difficult. Many tools are now available to break free from the tyranny of Word. The ones I like involve writing an article in markdown format, integrating all data preparation,...

Markdown or LaTeX?

October 19, 2013
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What happens if you ask for too much power from Markdown? R Markdown is one of the document formats that knitr supports, and it is probably the most popular one. I have been asked many times about the choice between Markdown and LaTeX, so I think I'...

Trading Strategies Performance Report with R and Knitr

October 18, 2013
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I’ve been looking for template reports using R and Knitr for a while but I didn’t find anything that suits my needs so far. I therefore decided to create them myself. What I like to see about trading strategies are basic performance charts (daily, monthly and yearly), some basic trading statistics and above all most