Blog Archives

Applications of R presented at EARL London 2018

September 21, 2018
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During the EARL (Enterprise Applications of the R Language) conference in London last week, the organizers asked me how I thought the conference had changed over the years. (This is the conference's fifth year, and I'd been to each one.) My response was that it reflected the increasing maturity of R in the enterprise. The early years featured many...

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Not Hotdog: A Shiny app using the Custom Vision API

September 18, 2018
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Not Hotdog: A Shiny app using the Custom Vision API

I had a great time at the EARL Conference in London last week, and as always came away invigorated by all of the applications of R that were presented there. I'll do a full writeup of the conference later this week, but in the meantime I wanted to share the materials from my own presentation there, "Not Hotdog: Image...

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How many deaths were caused by the hurricane in Puerto Rico?

September 14, 2018
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How many deaths were caused by the hurricane in Puerto Rico?

President Trump is once again causing distress by downplaying the number of deaths caused by Hurricane Maria's devastation of Puerto Rico last year. Official estimates initially put the death toll at 15 before raising it to 64 months later, but it was clear even then that those numbers were absurdly low. The government of Puerto Rico commissioned an official...

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If not Notebooks, then what? Look to Literate Programming

September 12, 2018
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If not Notebooks, then what? Look to Literate Programming

Author and research engineer Joel Grus kicked off an important conversation about Jupyter Notebooks in his recent presentation at JupyterCon: There's no video yet available of Joel's talk, but you can guess the theme of that opening slide, and walking through the slides conveys the message well, I think. Yuhui Xie, author and creator of the rmarkdown package, provides...

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Video: R and Python in in Azure HDInsight

September 11, 2018
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Azure HDInisght was recently updated with version 9.3 of ML Services in HDInsight, which provides integration with R and Python. In particular, it makes it possible to run R and Python within HDInsight's managed Spark instance. The integration provides: R and Python support, with interaction via Visual Studio, VS Code, or RStudio Specialized distributed analytics libraries for R and...

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Who wrote that anonymous NYT op-ed? Text similarity analyses with R

September 7, 2018
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Who wrote that anonymous NYT op-ed? Text similarity analyses with R

In US politics news, the New York Times took the unusual step this week of publishing an anonymous op-ed from a current member of the White House (assumed to be a cabinet member or senior staffer). Speculation about the identity of the author is, of course, rife. Much of the attention has focused on the use of specific words...

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In case you missed it: August 2018 roundup

September 6, 2018
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In case you missed them, here are some articles from August of particular interest to R users. A guide to installing R and RStudio with packages and multithreaded BLAS on various platforms. Some tips for Excel users migrating to R for data analysis. Videos of presentations from the New York R Conference. The Chartmaker Directory compares and provides examples...

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Book review: SQL Server 2017 Machine Learning Services with R

September 4, 2018
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Book review: SQL Server 2017 Machine Learning Services with R

If you want to do statistical analysis or machine learning with data in SQL Server, you can of course extract the data from SQL Server and then analyze it in R or Python. But a better way is to run R or Python within the database, using Microsoft ML Services in SQL Server 2017. Why? It's faster. Not only...

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Guide to a high-performance, powerful R installation

August 31, 2018
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R is an amazing language with 25 years of development behind it, but you can make the most from R with additional components. An IDE makes developing in R more convenient; packages extend R's capabilities; and multi-threaded libraries make computations faster. Since these additional components aren't included on the official R website, getting the ideal R environment set up...

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Tips for analyzing Excel data in R

August 30, 2018
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Tips for analyzing Excel data in R

If you're familiar with analyzing data in Excel and want to learn how to work with the same data in R, Alyssa Columbus has put together a very useful guide: How To Use R With Excel. In addition to providing you with a guide for installing and setting up R and the RStudio IDE, it provide a wealth of...

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