1456 search results for "tutorial"

The forestplot of dreams

December 8, 2013
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The forestplot of dreams

Displaying large regression models without overwhelming the reader can be challenging. I believe that forestplots are amazingly well suited for this. The plot gives a quick understanding of the estimates position in comparison to other estimates, while also showcasing the uncertainty. This project started with some minor tweaks to prof. Thomas Lumleys forestplot and ended up in a...

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My first… plot (.ly): beautiful plots with Plotly

December 5, 2013
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My first… plot (.ly): beautiful plots with Plotly

Dear R-enthusiastic, I discovered Plotly some days ago, and I was fascinated by it. What is Plotly? Plotly is a service for creating and sharing data visualizations that also offers statistical analysis tools plus a robust API, the ability to … Continue reading →

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My current R projects at the end of 2013

December 4, 2013
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I have been meaning to write a long post explaining each of the major R projects I am currently working on, but I can't seem to find the time to get to them. Instead, I give you a short summary of a few R projects/experiments/ideas I am kicking around....

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2013 was a good year for R User Group Meetings

December 4, 2013
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2013 was a good year for R User Group Meetings

by Joseph Rickert R user groups are thriving. By our count of events listed on Revolution Analytics' Community Calendar, there were about 441 face-to-face R meetups worldwide in 2013; up 41% from 312 in 2012. The plot below indicates what the activity looks like on a monthly basis. (Download the data and R code behind this chart here.) My...

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a public list of R freelancers

December 4, 2013
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tl,dr: If you want to be contacted for freelance R work, edit this list https://github.com/isomorphisms/hire-an-r-programmer/blob/master/README.md.   Background/Problem: I was looking for a list of R-programming freelancers and realised there is no such list. Other than famous people and people I already talk to, I don’t know even a small fraction of the R community—let alone people who do R...

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a public list of R freelancers

December 4, 2013
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tl,dr: If you want to be contacted for freelance R work, edit this list https://github.com/isomorphisms/hire-an-r-programmer/blob/gh-pages/README.md.   Background/Problem: I was looking for a list of R-programming freelancers and realised there is no such list. Other than famous people and people I already talk to, I don’t know even a small fraction of the R community—let alone people who do R among other...

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Basic overview of the rmongodb package for R

December 2, 2013
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I have been playing around with MongoDB quite a bit over the last few months.  Because I am much better at coding in R, I decided to write up my notes on how to use the rmongodb package. This is not a comprehensive tutorial by any stretch, but I wanted to share my notes as

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Introducing CrimeMap – A Web App Powered by ShinyApps!

November 29, 2013
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Introducing CrimeMap – A Web App Powered by ShinyApps!

A few months ago I did a mini project using open crime data and R to create crime visualisations. At that time, I was already thinking about a web app using Shiny but I couldn't justify the time to develop the app and then set up a server etc. Not unti...

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The R Backpages 2

November 27, 2013
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The R Backpages 2

by Joseph Rickert In this roundup of R-related news: Domino enables data science collaboration; Plotly adds an R graphics gallery; Revolution Analytics R user group sponsorship applications are open; and Quandl adds new data sets. San Francisco startup takes on collaborative Data Science Domino, a San Francisco based startup, is inviting users to sign up to beta test its...

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Getting Started with Mixed Effect Models in R

November 25, 2013
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Getting Started with Multilevel Modeling in R Getting Started with Multilevel Modeling in R Jared E. Knowles Introduction Analysts dealing with grouped data and complex hierarchical structures in their data ranging from measurements nested within participants, to counties nested within states or students nested within classrooms often find themselves...

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