R-bloggers- Part 2

Explore art media over time in the #TidyTuesday Tate collection dataset

January 14, 2021 | rstats | Julia Silge

This is the latest in my series of screencasts demonstrating how to use the tidymodels packages, from starting out with first modeling steps to tuning more complex models. Today’s screencast walks through how to train a regularized regression m...

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Non-hierarchical edge bundling, flow maps and metro maps in R

January 14, 2021 | schochastics

This post introduces the R package edgebundle, an R package that implements several edge bundling/flow and metro map algorithms. The package includes the following algorithms: Force directed edge bundling edge_bundle_force() (paper) Stub bundling... [Read more...]

Stingy Beanie baby webscraping

January 14, 2021 | Maëlle's R blog on Maëlle Salmon's personal website

I’ve just finished teaching blogging with R Markdown at R-Ladies Bangalore. This has two consequences: I need to calm down a bit after the stress of live demoing & co, and I am inspired to, well, blog with R Markdown! As I’ve just read ... [Read more...]

glmnet v4.1: regularized Cox models for (start, stop] and stratified data

January 14, 2021 | kjytay

My latest work on the glmnet package has just been pushed to CRAN! In this release (v4.1), we extend the scope of regularized Cox models to include (start, stop] data and strata variables. In addition, we provide the survfit method for … Continue reading → [Read more...]

R/Python Teams Course Announcement

January 13, 2021 | Business Science

In my quest to help you be AS VALUABLE AS POSSIBLE to a company, I want to share what I’m working on next. I’m excited to announce that I’m working on my first Python course! It’s designed for students like me, coming from an R-background, that ...

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J.League Soccer 2020 Season Review with R!

January 13, 2021 | R by R(yo)

2020 brought another exciting, if temporarily suspended, season of Japanese soccer with the 28th season of the J.League managing to complete all of its games amidst the backdrop of COVID-19. Kawasaki Frontale went on a barn stormi... [Read more...]

Bilingual Data Science

January 13, 2021 | jmount

I’d like to share a new talk on bilingual data science. It is limited to R and Python, so it is a bit of a “we play all kinds of music, both Country and Western.” It has what I feel is a really neat example how I used Jetbrains ... [Read more...]

What’s new with AzureR

January 13, 2021 | Hong Ooi

by Hong Ooi This is an update on what’s been happening with the AzureR suite of packages. First, you may have noticed that just before the holiday season, the packages were updated on CRAN to change their maintainer email to a non-Microsoft address. This is because I’ve left ... [Read more...]

Teaching coding: What is a faded example?

January 13, 2021 | George Mount

When researching this post, I learned that scaffolding is highly coveted material in Minecraft: Scaffolding helps you reach the top of your builds with ease. Just keep stacking them as you go! It’s also handy for avoiding fall damage. Minecraft Wiki Scaffolding can be used to similar effect when ... [Read more...]

How to Make REST APIs with R: A Beginners Guide to Plumber

January 13, 2021 | Dario Radečić

REST APIs with R and Plumber REST APIs are everywhere around us. Software engineers use them to develop backend logic, and data scientists use them to deploy machine learning models. Today you’ll learn how to make a basic REST API with R and the plumber package. Completely new to ...

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My predictions for 2021 – Data and analytics

January 13, 2021 | tomaztsql

Year 2020 has had a tremendous impact on our lives and has driven many changes. Since last year was a year of radical changes (which we were or were not prepared for, but had to accept them), these will certainly…Read more ›

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The creation of ADAM – next step in statistical forecasting

January 13, 2021 | Ivan Svetunkov

Good news everyone! The future of statistical forecasting is finally here :). Have you ever struggled with ETS and needed explanatory variables? Have you ever needed to unite ARIMA and ETS? Have you ever needed to deal with all those zeroes in the data? What about the data with multiple seasonalities? ...

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Automatically installing Shiny and RStudio server on Raspberry Pi OS with Ansible

January 12, 2021 | R on Andres' Blog

Prepare the Raspberry Pi Install Ansible Download and Configure the Playbooks Run the Playbooks Final Notes I have a previous post about installing Shiny and RStudio server natively on Raspbian Stretch but since it was written for this old version of the operating system, it is outdated now and it ...

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Shiny Server 1.5.16 Update

January 12, 2021 | Kelly O'Briant

Important Security Notice A vulnerability was discovered in Shiny Server that could allow the download of published application source code directly from the server. This issue affects both Shiny Server Pro and the open source Shiny Serve... [Read more...]

RStudio: A Single Home for R and Python Data Science

January 12, 2021 | Lou Bajuk

Why R AND Python? From the very beginning, two key ideas have driven the work we do at RStudio: It’s better for everyone if the tools used for data science are free and open. This enhances the production and consumption ... [Read more...]

Code for the “Variable Utility is not Intrinsic” Article

January 12, 2021 | jmount

I’ve now shared the code for my “Variable Utility is not Intrinsic” article here: https://github.com/WinVector/Examples/tree/main/Variable_Utility_is_not_Intrinsic. And I have also ported the entire article to Python. It is actually kind of neat to be able to compare the two ... [Read more...]

Win Probability Added – Batsman Review

January 12, 2021 | Part Time Analyst

Hello readers and welcome to the batsman review of my win probability added metric review. In the first part, linked here: https://theparttimeanalyst.com/2020/06/20/twenty20-win-probability-added/ I created the metric using a logistic regression machine learning model. Now its time to apply the model to real data and look at ...

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The Bachelorette Eps. 9 to Finale – The Final – Data and Drama in R

January 12, 2021 | Scott Stoltzman

Better late than never. We finished our last post about The Bachelorette in our Data and Drama series.

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Variable Utility is not Intrinsic

January 12, 2021 | jmount

There is much ado about variable selection or variable utility valuation in supervised machine learning. In this note we will try to disarm some possibly common fallacies, and to set reasonable expectations about how variable valuation can work. Introduction In general variable valuation is estimating the utility that a column […] [Read more...]

ppsr: An R implementation of the Predictive Power Score

January 12, 2021 | Paul van der Laken

A few months ago, I wrote about the Predictive Power Score (PPS): a handy metric to quickly explore and quantify the relationships in a dataset. As a social scientist, I was taught to use a correlation matrix to describe the relationships in a dataset. Yet, in my opinion, the PPS ...

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