R-bloggers

In this blog, we explored how to set up cross-validation in R using the caret package, a powerful tool for evaluating machine learning models. Here’s a quick recap of what we covered: Introduction to Cross-Validation: Cross-validation is a resampling technique that helps assess model performance and prevent overfitting by ...

Data preprocessing is a crucial step in any machine learning workflow. It ensures that your data is clean, consistent, and ready for modeling. In this blog post, we’ll walk through the process of splitting and preprocessing data in R, using the rsample package for data splitting and saving the ...

Exploring the HistData package Over on BlueSky, I have been working through a few challenges. For the months of February and March, I participated in the DuBois Challenge, where you take a week to recreate some of the powerful visualizations that came out of the Paris Exposition from W.E....

Introduction

In my previous post A First Look at TimeGPT using nixtlar, I used the auto.arima() function from the forecast package to fit an ARIMA model to a time series of electricity usage data in order to compare and ARIMA forecast with the TimeGPT foreca...

R 4.5.0 (“How About a Twenty-Six”) was released on 11th April, 2025. Here we summarise some of the interesting changes that have been introduced. In previous blog posts we have discussed the new features introduced in R 4.4.0 and earlier versions...

R Dev Days are events for novice and experienced contributors to collaborate on contributions to the code, documentation and translations in base R. There are several planned in the coming months with application/registration deadlines in the ne...

2024 Videos Considering a ticket for Shiny in Production 2025 but unsure what to expect? Maybe you attended in past years but missed out in 2024, or you simply want a refresher on last year’s highlights. Whatever the case, the video player below has you covered! Explore six in-depth talks, four lightning ...

ShinyConf 2025 is almost here! From April 9 to 11, thousands of data scientists, developers, and Shiny fans will come together online to share ideas, build skills, and connect. Whether you’re joining for the workshops, the talks, the networking, or all of it, this post will walk you through how to get ...

Python and R examples of use of the Theta model for GLMs and attention (context)

A few years ago, we started working with a global pharma company who brought us a particularly thorny challenge. They wanted to use R for FDA submissions—but every package they introduced had to pass through a slow, resource-intensive process to ...

BlueSky Statistics LLC has published the third edition of the User Guide, written by yours truly. It is exclusively available for order here. The previous 6″x 9″ format would have run over 700 pages, so we switched to 8.5″x 11″ to reduce the page count to 533. While this new edition is available only ...