430 search results for "knitr"

Loops revisited: How to rethink macros when using R

October 4, 2013
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New JerseyR User Group Meeting – 22nd October 2013, Iselin NJ

October 2, 2013
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We are pleased to announce details of the next New Jersey R meeting; this is a free event open to anyone using or interested in using R. Venue:  Hilton Woodbridge, 120 Wood Avenue South, Iselin, NJ 08830 Time:     6.30 pm – 10pm Presentations (from 7pm) • Using knitr to create reports -  Adam Rich, Beazley Group • Using R...

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Remotely use R packages on Github through OpenCPU

October 1, 2013
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Remotely use R packages on Github through OpenCPU

Any R package on Github can be used remotely on OpenCPU through the /ocpu/github/ API. Users on the internet can browse code, objects, help pages, or call functions in the package without having to learn R or install it on their local machine. Thereby you can make your method, algorithm, plot...

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Remotely use R packages on Github through OpenCPU

October 1, 2013
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Remotely use R packages on Github through OpenCPU

Any R package on Github can be used remotely on OpenCPU through the /ocpu/github/ API. Users on the internet can browse code, objects, help pages, or call functions in the package without having to learn R or install it on their local machine. Thereby you can make your method, algorithm, plot...

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A speed test comparison of plyr, data.table, and dplyr

September 23, 2013
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A speed test comparison of plyr, data.table, and dplyr

Guest post by Jake Russ For a recent project I needed to make a simple sum calculation on a rather large data frame (0.8 GB, 4+ million rows, and ~80,000 groups). As an avid user of Hadley Wickham’s packages, my first …Read more »

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Presenting your findings with R

September 7, 2013
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Presenting your findings with R

R packages to provide more interactive and richer user experience: knitr, rCharts, slidify, shiny and OpenCPU.

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After Three Months I Cannot Reproduce My Own Book

September 5, 2013
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After Three Months I Cannot Reproduce My Own Book

I thought I could easily jump to a high standard (reproducibility), but I failed. Some of you may have noticed that the knitr book is finally out. Amazon is offering a good price at the moment, so if you are interested, you'd better hurry up. I a...

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Latent Variable Analysis with R: Getting Setup with lavaan

September 1, 2013
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Latent Variable Analysis with R: Getting Setup with lavaan

Getting Started with Structural Equation Modeling Part 1Getting Started with Structural Equation Modeling: Part 1 Introduction For the analyst familiar with linear regression fitting structural equation models can at first feel strange. In the R environment, fitting structural equation models involves learning new modeling syntax, new plotting...

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GitHub Package Ideas I Stole

August 31, 2013
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GitHub Package Ideas I Stole

One of my favorite sources of good ideas is looking at the GitHub repositories of others and modeling my repos after the good ideas I see others doing. Here's Steve Jobs on stealing ideas: In the past few weeks I've … Continue reading →

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ECVP tutorial on classification images

August 30, 2013
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ECVP tutorial on classification images

The slides for my ECVP tutorial on classification images are available here. Try this alternative version if the equations look funny. (image from Mineault et al. 2009) The slides are in HTML and contain some interactive elements. They’re the result of experimenting with R Markdown, D3 and pandoc. You write the slides in R Markdown,

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