jsTree is a R package that is a standalone htmlwidget for the jsTree JavaScript library. It can be run from the R console directly into the Rstudio Viewer, be used in a Shiny application or be part of an Rmarkdown html output. Installation

#CRAN
install.packages('jsTree')

#Github
devtools::install_github('metrumresearchgroup/jsTree')

The motivation for the package came ... [Read more...]

When I was an R newbie, I was taught to load packages by using the command library(package). In my Linear Models class, the instructor likes to use require(package). This made me wonder, are the commands interchangeable? What’s the difference, and […] [Read more...]

MicrosoftML is an R package for machine learning that works in tandem with the RevoScaleR package. (In order to use the MicrosoftML and RevoScaleR libraries, you need an installation of Microsoft Machine Learning Server or Microsoft R Client.) A great way to see what MicrosoftML can do is to take ... [Read more...]

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[social4i size=”large” align=”float-right”] To post your R job on the next post Just visit  this link and post a new R job  to the R community. [Read more...]

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MilanoR Staff is happy to announce the 9th MilanoR Meeting! The meeting will take place on November 20th, from 7pm to about 9:30 pm, in Mikamai (close to the Pasteur metro station) [save the date, more info soon]. This time we want to focus on a specific topic: data visualization with ... [Read more...]

Nowadays, a lot of interesting time series data is freely available that allows us to compare important economic, social and environmental trends across countries. I feel that one can learn a lot by surfing through the data sections on the websites of... [Read more...]

Package interfaces A convenient alternative method for acquiring data in R is through package interfaces to web services. These interfaces are built using R code to make connections with resources on the web through Automatic Programming Interfaces (APIs). Websites such as Project Gutenberg, Twitter, Facebook, and many others provide APIs ... [Read more...]

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We’ve got an exciting week ahead of us at Business Science: we’re launching our first ever Business Science Demo Week. Every day this week we are demoing an R package: tidyquant (Monday), timetk (Tuesday), sweep (Wednesday), tibbletime (Thursday) and h2o (Friday)! That’s five packages in five ... [Read more...]

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Way back in July of 2009, the first version of the twitteR package was published by Geoff Jentry in CRAN. Since then it has seen 28 updates, finally breaking the 0.x.y barrier into 1.x.y territory in March of 2013 and receiving it’s last update in July of 2015. For a very ... [Read more...]

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Here’s another innocent-eye exploration, this time about the Tidyverse’s summarise() function. I’d been combining data tables by nesting and joining them, which gave me a tibble with nested tibbles in. I wanted to check the sizes of these inner tibbles, by mapping nrow() over the columns containing ... [Read more...]

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Part 1: Song length distributions with joy plots! Part 2: Breaking down the lyrics, word-by-word with tidytext In Part 3 we get into the core element of our analysis, investigating the various sentiments and emotions expres... [Read more...]