R-statistics blog

R-bloggers

• Visualising Tourism Data using R with googleVis package
  Inspired by Mages’s post on Accessing and plotting World bank data with R (using googleVis package), I created one visualising tourism receipts and international tourist  arrivals of various countries since 1995. The data used are from the World Bank’s country indicators. To see the motion chart, double click a picture below.  Code Filed under: R, Tourism […]
• Shiny/R Conversion of Another One of My Favorite Mike Bostock d3 Examples
  Mike Bostock has revolutionized visualization with his d3 and his seemingly infinite examples.  In another adaptation of his amazing work, I will adapt one of my favorite examples to supplement the interactive scatterplot with data supplied by R t... […]
• Shiny SVG no d3–New and Improved
  The fine author Joe Cheng of RStudio Shiny suggested in this Google Groups message to use htmlOutput rather than the ugly hack in my last post R Shiny svg with no d3.  As I should have known, it works great and eliminates all the useless javascrip... […]
• Generation of E-Learning Exams in R for Moodle, OLAT, etc.
  (Guest post by Achim Zeileis) Development of the R package exams for automatic generation of (statistical) exams in R started in 2006 and version 1 was published in JSS by Gr?n and Zeileis (2009). It was based on standalone Sweave exercises, that can be combined …Read more » […]
• Influence.ME: Tools for Detecting Influential Data in Multilevel Regression Models
  Despite the increasing popularity of multilevel regression models, the development of diagnostic tools lagged behind. Typically, in the social sciences multilevel regression models are used to account for the nesting structure of the data, such as students in classes, migrants ... […]
• Geocoding location data with dismo
  Today’s Gist could actually end up being very useful to a number of you. It’s something of a trumped-up example, but it illustrates in very simple code how to do three interesting things: Gather Tweets by search term (which we’ve don... […]
• Presentations of the first Italian bioR Day at PTP
  Reproducible Research in High-Throughput Biology: A Case Study Paolo Sonego, Bioinformatician at CBM Scrl (view code and case study on github) Metabolomics: an interpreting tool to understand kidney graft recipients grouping and their recovery trajectory Marco Calderisi, Chemometrician at Kode … Continue reading → […]
• Generating polygon boundaries for plotting simple time series data with missing data
  Every so often I want to plot some data with pretty upper and lower error bounds, such as temperature data through time, perhaps with the maximum and minimum temperature range or standard error bounds for averaged data. The polygon( ) function can make... […]
• Coursera’s Data Analysis with R course starts Jan 22
  Following on from Coursera's popular course introducing the R language, a new course on data analysis with R starts on January 22. The simply-titled Data Analysis course will provide practically-oriented instruction on how to plan, carry out, and communicate analyses of real data sets with R. Here's the course trailer from instructor Jeff Leek: Jef […]
• Italian elections (1)
  You'd think that the last week before the holidays would be very quiet and not much would be going on. Well, if you did, you'd be wrong, I guess, as the last few days have been quite busy (for many reasons). Anyway, I managed to track down some be... […]