Creating an analysis as a package and vignette Following from my last post, I am going to go step by step through the process I use to generate an analysis as a package vignette. This will be an analysis of the tweets from the 2012 and 2014 ISMB conference (thanks to Neil and Stephen for...
Comment on Sustainability and innovation in staple crop production in the US Midwest
After writing a blog post about the paper “Sustainability and innovation in staple crop production in the US Midwest” I decided to submit a formal comment to the International...
jpmml and R (Free Webinar)
This free, global webinar will provide an introduction to jpmml, the world’s leading open-source PMML scoring engine currently being utilized by companies such as Airbnb to rapidly deploy predictive...
The Pay-for-Performance Myth
Last week, Eric Chemi and Ariana Giorgi published an interesting article on “The Pay-for-Performance Myth” With all the public chatter about exorbitant executive compensation and income inequality, it’s useful to...
EARL and other upcoming events
Highlighted EARL As in “Effective Applications of the R Language”. 2014 September 15-17, London. Somehow they gave higher billing to Ben Goldacre than to Pat Burns. If Obama were...
Pie Charts. Are they worth the Fight?
Like Rob, I recently got back from ICOTS. What a great conference. Kudos to everyone who worked hard to organize and pull it off. In one of the sessions...
Reuters uses R to report on surge in coastal flooding in US
As global warming causes sea levels to rise, the risk of flooding for coastal settlements also rises over time. A recent analysis by Reuters find that incidents of coastal...
Analyses as Packages
Analyses as Packages TL;DR Instead of writing an analysis as a single or set of R scripts, use a package and include the analysis as a vignette of the package. Read...
a:class <- b
Usually in strongly typed languages, like C++, the type of a variable comes before the variable, e.g.: int x = 23 ; So x is declared of...
Who wants to disrupt R training and R education?
Using EdTech applications as an academic, R trainer or training company is no longer a unique selling proposition, but a must-have commodity. In this post, we introduce the new DataCamp course creation...
Analyzing package dependencies and download logs from Rstudio, and a start towards building an R recommendation engine
In this post, I will focus on the analysis of available R packages and the behavior of its users. In essence, this involves looking at the data in two...
Shifting Centre of Gravity of US Fossil Fuel Production
My research Fracking Growth investigates the localised impacts of the current oil and gas production boom in the US. The boom is triggered by extraction of oil and gas deposits,...
Guns are Cool – States
Last week I looked at time effects of the shootingtracker database. This week I will look at the states. Some (smaller) states never made it on the database. Other...
User Request – Shepards Classification of Sediments
I received a request overnight on how to render the Shepard’s classification diagram, which is an alternative to the USDA’s textural soil classification. This is quite simple to produce...
A Few Notes on UseR! 2014
It has been a month since the UseR! 2014 conference, and I'm probably the last one who writes about it. UseR! is my favorite conference because it is technical...
library() vs require() in R
While I was sitting in a conference room at UseR! 2014, I started counting the number of times that require() was used in the presentations, and would rant about...
A package about nothing
nothing is a package about nothing. The idea is that when you do require(nothing) you express that you don't need anything, and therefore nothing assumes you...
Learning from alternative R engines at DSC 2014
I was honoured to be invited earlier this month to the Directions of Statistical Computing meeting in Brixen, Italy. DSC is one of two meetings run by the R...
Things to try after useR! – Part 1: Deep Learning with H2O
Annual R User Conference 2014The useR! 2014 conference was a mind-blowing experience. Hundreds of R enthusiasts and the beautiful UCLA campus, I...
Combining pages of JSON data with jsonlite and plyr
The jsonlite package is a JSON parser/generator for R which is optimized for pipelines and web APIs. It is used by...
Announcing Shiny Server Pro 1.2
RStudio is very pleased to announce the general availability of Shiny Server Pro 1.2. Download a free 45 day evaluation of Shiny Server Pro 1.2 Shiny Server Pro 1.2...
Interactive visualization of non-linear logistic regression decision boundaries with Shiny
(skip to the shiny app) Model building is very often an iterative process that involves multiple steps of choosing an algorithm and hyperparameters, evaluating that model / cross validation,...
An ISO Standard for R (just kidding)
IST/5, the British Standards’ committee responsible for programming languages in the UK, has a new(ish) committee secretary and like all people in a new role wants to see a...
Agent Based Models and RNetLogo
by Joseph Rickert If I had to pick just one application to be the “killer app” for the digital computer I would probably choose Agent Based Modeling (ABM). Imagine...
Six of One (Plot), Half-Dozen of the Other
This is a guest post by Randy Zwitch (@randyzwitch), a digital analytics and predictive modeling consultant in the Greater Philadelphia area. Randy blogs regularly about Data Science and related technologies...
What shall we talk about at ESA?
ESA is just around the corner, and many of us are gearing up and trying to figure out a schedule to cover all the talks...
Left-handed catchers
Benny Distefano – 1985 Donruss #166 (source: baseball-almanac.com) We are approaching the twenty-fifth anniversary of the last time a left-handed throwing catcher appeared behind the...
Coherent population forecasting using R
This is an example of how to use the demography package in R for stochastic population forecasting with coherent components. It is based on the papers by Hyndman and...
magrittr: Simplifying R code with pipes
R is a functional language, which means that your code often contains a lot of ( parentheses ). And complex code often means nesting those parentheses together, which make...
Plotly: collaborative, publication-quality graphing.
