The monetizr package: make money on your open source R packages
By David Robinson I’ve had the great privilege to be a small part of the R open source community, contributing packages like broom, gganimate, fuzzyjoin, and ggfreehand. In the process I’ve become...
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A bit on the F1 score floor
By John Mount At Strata+Hadoop World “R Day” Tutorial, Tuesday, March 29 2016, San Jose, California we spent some time on classifier measures derived from the so-called “confusion matrix.” We repeated...
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Introducing cricket package yorkr: Part 1- Beaten by sheer pace!
By Tinniam V Ganesh “We need to regard statistical intuition with proper suspicion and replace impression formation by computation wherever possible” “The hot hand is entirely in the eyes of the...
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Introducing cricket package yorkr: Part 2-Trapped leg before wicket!
By Tinniam V Ganesh “It was a puzzling thing. The truth knocks on the door and you say ‘Go away, I ‘m looking for the truth,’ and so it goes away. Puzzling.” “The Buddha, the Godhead, resides quite...
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SQL Server 2016 with R Install
By adamleerich I installed the “SQL Server 2016 Release Candidate” today to start playing around with Microsoft is calling “SQL Server R Services (In-Database)”. I think this is really going to change...
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A bit on the F1 score floor
By John Mount At Strata+Hadoop World “R Day” Tutorial, Tuesday, March 29 2016, San Jose, California we spent some time on classifier measures derived from the so-called “confusion matrix.” We repeated...
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Working with databases in R
By Fisseha Berhane The dplyr package, which is one of my favorite R packages, works with in-memory data and with data stored in databases. In this extensive and comprehensive post, I will share my...
View ArticleElection analysis contest entry part 1 – introducing the nzelect R package
By Peter’s stats stuff – R The contest Inspired by Ari Lamstein’s R Election Analysis Contest, I’ve fast-tracked a project that’s been at the back of my mind for a while, to make available in a...
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When Choice Modeling Paradigms Collide: Features Presented versus Features...
By Joel Cadwell What is the value of a product feature? Within a market-based paradigm, the answer is the difference between revenues with and without the feature. A product can be decomposed into its...
View ArticlePortfolio Optimization using R and Plotly
By Riddhiman In this post we’ll focus on showcasing Plotly’s WebGL capabilities by charting financial portfolios using an R package called PortfolioAnalytics. The package is a generic portfolo...
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The Coaster Maker by Shiny
By aschinchon The word you invented is well formed and could be used in the Italian language (The Accademia della Crusca regarding to the word “Petaloso”, recently invented by an eight-year-old boy)...
View ArticleList of useful RStudio addins made by useRs (a github repo)
By Tal Galili Dean Attali started a GitHub repo listing RStudio addins, with the hope that other useRs will add to the list and make it a place to discover addins. Feel free to browse for useful...
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Let pacman Eat Up library and require
By Steve Simpson One of the packages I use all the time now in my interactive R sessions is pacman. It’s more than just a nicer way to load packages, it’s a great way to explore packages, functions,...
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Election analysis contest entry part 2 – building the nzelect R package
By Peter’s stats stuff – R Motivation This post is the second in a series that make up my entry in Ari Lamstein’s R Election Analysis Contest, Yesterday I introduced the nzelect R package from a user...
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A Tale of Two Bugs
By Ari Lamstein Today I am happy to announce that a new version of choroplethr is now on CRAN. To get it type the following: > install.packages("choroplethr") > packageVersion("choroplethr") [1]...
View ArticleWhich are More Accurate: Fantasy Football Rankings or Projections?
By Isaac Petersen When deciding how to compare players in fantasy football, managers have an important decision: whether to compare players with rankings or projections. In this article, we compare the...
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Statistical rethinking [book review]
By xi’an Statistical Rethinking: A Bayesian Course with Examples in R and Stan is a new book by Richard McElreath that CRC Press sent me for review in CHANCE. While the book was already discussed on...
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Statistical rethinking [book review]
By xi’an (This article was originally published at R – Xi’an’s Og, and syndicated at StatsBlogs.) Statistical Rethinking: A Bayesian Course with Examples in R and Stan is a new book by Richard...
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Blow Out Tide in the Delaware Estuary
By AdventuresInData High winds in the Delaware Estuary region caused a “blowout” tide in early April 2016, where observed water surface elevations were much lower than those predicted via harmonic...
View ArticlePlotting App for ggplot2
By Anup Nair Through this post, I would like to share an update to my RTutoR package. The first version of this package included an R Basics Tutorial App which I published earlier at DataScience+ The...
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