Articles by R Views

May 2019: “Top 40” New CRAN Packages

June 24, 2019 | R Views

Two hundred twenty-two new packages made it to CRAN in May, and it was more of an effort than usual to select the “Top 40”. Nevertheless, here they are in nine categories, Computational Methods, Data, Machine Learning, Mathematics, Medicine, Science, Statistics, Utilities and Visualization. Computational Methods dde v1.0.0: Implements a Dormand-Prince ...
[Read more...]

A Gentle Introduction to tidymodels

June 18, 2019 | R Views

Recently, I had the opportunity to showcase tidymodels in workshops and talks. Because of my vantage point as a user, I figured it would be valuable to share what I have learned so far. Let’s begin by framing where tidymodels fits in our analysis projects. The diagram above is ...
[Read more...]

Equal Size kmeans

June 12, 2019 | R Views

We were recently presented with a problem where the decision maker wanted to understand how their data would naturally group together. The classic technique of k-means clustering was a natural choice; it’s well known, computationally efficient, and implemented in base R via the kmeans() function. Our problem has a ...
[Read more...]

reticulate, virtualenv, and Python in Linux

June 9, 2019 | R Views

Roland Stevenson is a data scientist and consultant who may be reached on Linkedin. reticulate is an R package that allows us to use Python modules from within RStudio. I recently found this functionality useful while trying to compare the results of different uplift models. Though I did have R’...
[Read more...]

Introducing DeclareDesign, a Platform for Research Design

June 3, 2019 | R Views

Graeme Blair is an Assistant Professor of Political Science at UCLA. Jasper Cooper is a Postdoctoral Research Associate at the Kahneman-Treisman Center for Behavioral Science and Public Policy at Princeton University. Alexander Coppock is an Assistant Professor of Political Science at Yale University. Macartan Humphreys is a Professor of Political ...
[Read more...]

April 2019: “Top 40” New CRAN Packages

May 29, 2019 | R Views

One hundred eighty-seven new packages made it to CRAN in April. Here are my picks for the “Top 40”, organized into ten categories: Biotechnology, Data, Econometrics, Machine Learning, Medicine, Science, Statistics, Time Series, Utilities, and Visualization. Biotechnology genpwr v1.00: Provides functions for power and sample size calculations for genetic association studies ...
[Read more...]

Momentum Investing with R

May 28, 2019 | R Views

After an extended hiatus, Reproducible Finance is back! We’ll celebrate by changing focus a bit and coding up an investment strategy called Momentum. Before we even tiptoe in that direction, please note that this is not intended as investment advice and it’s not intended to be a script ...
[Read more...]

Analysing the HIV pandemic, Part 3: Genetic diversity

May 15, 2019 | R Views

Phillip (Armand) Bester is a medical scientist, researcher, and lecturer at the Division of Virology, University of the Free State, and National Health Laboratory Service (NHLS), Bloemfontein, South Africa Andrie de Vries is the author of “R for Dummies” and a Solutions Engineer at RStudio Recap In part 2 of this ...
[Read more...]

Virtual Morel Foraging with R

May 12, 2019 | R Views

Bryan Lewis is a mathematician, R developer and mushroom forager.                               Morchella Americana by Bryan W. Lewis, see https://ohiomushroomsociety.wordpress.com/ It’s that time of year again, when people in the Midwestern US go nuts for morel mushrooms. Although fairly common in Western Pennsylvania, Ohio, Indiana, Illinois, Wisconsin, and, ...
[Read more...]

Analysing the HIV pandemic, Part 2: Drug resistance testing

May 6, 2019 | R Views

Phillip (Armand) Bester is a medical scientist, researcher, and lecturer at the Division of Virology, University of the Free State, and National Health Laboratory Service (NHLS), Bloemfontein, South Africa Dominique Goedhals is a pathologist, researcher, and lecturer at the Division of Virology, University of the Free State, and National Health ...
[Read more...]

Analysing the HIV pandemic, Part 1: HIV in sub-Sahara Africa

April 29, 2019 | R Views

Phillip (Armand) Bester is a medical scientist, researcher, and lecturer at the Division of Virology, University of the Free State, and National Health Laboratory Service (NHLS), Bloemfontein, South Africa Sabeehah Vawda is a pathologist, researcher, and lecturer at the Division of Virology, University of the Free State, and National Health ...
[Read more...]

March 2019: “Top 40” New CRAN Packages

April 25, 2019 | R Views

By my count, two hundred and thirty-three packages stuck to CRAN last month. I have tried to capture something of the diversity of the offerings by selecting packages in ten categories: Computational Methods, Data, Machine Learning, Medicine, Science, Shiny, Statistics, Time Series, Utilities, and Visualization. The Shiny category contains packages ...
[Read more...]

A Few Old Books

April 24, 2019 | R Views

Greg Wilson is a data scientist and professional educator at RStudio. My previous column looked at a few new books about R. In this one, I’d like to explore a few books about programming that people coming from data science backgrounds may not have stumbled upon. The first is ... [Read more...]

Reproducible Environments

April 21, 2019 | R Views

Great data science work should be reproducible. The ability to repeat experiments is part of the foundation for all science, and reproducible work is also critical for business applications. Team collaboration, project validation, and sustainable products presuppose the ability to reproduce work over time. In my opinion, mastering just a ...
[Read more...]

On Meeting Data Journalists

April 7, 2019 | R Views

“I’d rather do data than date”. I overheard this while eavesdropping on a conversation among three female data journalists while waiting for an elevator at the IRE-CAR (Investigative Reporters and Editors - Computer-Assisted Reporting) conference last month. I would like to think the remark was overloaded with hyperbole, but ...
[Read more...]

How to share R visualizations in Microsoft PowerPoint

April 3, 2019 | R Views

Hadrien Dykiel is an RStudio Customer Success Engineer Microsoft PowerPoint is often the de facto choice for creating presentation slides, especially at larger companies. In many organizations, it comes pre-installed on workstations and pretty much everybody knows how to use it. This can make it an effective medium for sharing ...
[Read more...]

RInside Help in Testing

March 31, 2019 | R Views

A problem arises when building R interfaces to C/C++ libraries involves testing: how to go about replicating the existing C/C++ tests in R without undue effort. If the C/C++ tests are simple and small enough, they can be manually translated. However, when there are many tests, and ... [Read more...]

February 2019: “Top 40” New CRAN Packages

March 25, 2019 | R Views

One hundred and fifty-one new packages arrived at CRAN in February. Here are my “Top 40” picks organized into eight categories: Bioinformatics, Data, Machine Learning, Medicine, Statistics, Time Series, Utilities and Visualization. Bioinfomatics Cascade v1.7: Implements a modeling tool allowing gene selection, reverse engineering, and prediction in cascade networks. See Jung ...
[Read more...]
1 6 7 8 9 10 17

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)